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22 AWG 5 core
Zhong Hua Jiang
22 AWG
5m-5000m
5
Tinned stranded tooj liab
PVC (RoHS)
300 V
80 ℃ / 176 ℉
59.4Ω / KM20 ℃
10MΩ / KM20 ℃
2000 AC V / min
Zhong Hua Jiang 22 AWG 5-Conductor Ob-Shielded Cable yog tsib-core hluav taws xob cable rau cov khoom lag luam, tswj vaj huam sib luag, kev sib koom ua ke thiab cov khoom xa tawm. Nws ua ke tsib twisted tinned stranded tooj liab conductors, ib tug neeg PVC rwb thaiv tsev, ib tug txhuas shielding txheej thiab ib tug tinned-tooj liab ntaub thaiv npog nyob rau hauv lub PVC txheej tsho. Kev tsim kho yog npaj rau cov teeb liab uas tsis muaj hluav taws xob sib xws, ntsuas ntsuas thiab tswj Circuit Court qhov twg electromagnetic cuam tshuam (EMI) yuav tsum tau tswj.
Cov khoom lag luam luam tawm tshwj xeeb suav nrog 300V qhov ntsuas hluav taws xob, 80 ° C (176 ° F) ntsuas kub, tus neeg xyuas pib tsis kam ntawm 59.4 Ω / km ntawm 20 ° C thiab lub tsho nominal 6.1 hli txoj kab uas hla nrog ± 0.15 hli kam rau ua. Lub tsib insulated cores yog dub, liab, daj, dawb thiab ntsuab. Kev xaiv cable yuav tsum suav rau tus neeg xyuas pib muaj nuj nqi, tam sim no Circuit Court, teeb liab raws tu qauv, kev teeb tsa kev teeb tsa thiab xav tau kev pom zoo.
Rau cov neeg yuav khoom uas xav tau tsib qhov sib cais insulated conductors nyob rau hauv ib lub tsho, qhov no 22/5 shielded cable txhawb ntau-xaim sensor sib txuas, tswj cov teeb liab, saib xyuas circuits thiab cov khoom siv hluav taws xob tsawg, raws li kev tsim hluav taws xob. Cov xim-coded cores ua kom yooj yim rau kev sib dhos, kev qhia tus neeg xyuas pib thiab kev pabcuam, txawm hais tias lawv cov haujlwm yuav tsum tau muab los ntawm cov khoom siv hluav taws xob.
Aluminium ntawv ci thiab tinned-tooj liab shielding muab ob txheej txheej txheej los pab txo kev cuam tshuam kev sib txuas thaum lub cable raug raug thiab raug txiav. Cov tinned stranded tooj liab conductors pab txiav thiab pab tiv thaiv oxidation nto. Kev cuam tshuam kev cuam tshuam tiag tiag nyob ntawm kev tsim qauv tsim, kev tiv thaiv kev tiv thaiv, kev xaiv cov khoom sib txuas thiab kev xyaum hauv av.
Cov khoom no muaj feem xyuam rau OEM cov cuab yeej sib dhos, kev lag luam tswj vaj huam sib luag ntau lawm, kev saib xyuas cov haujlwm thiab cov khoom siv hluav taws xob. Muab cov khoom npaj, cable ntev ib thooj lossis yob, kom muaj nuj nqis, lub teb chaws ntawm qhov chaw thiab cov ntaub ntawv xav tau los thov cov lus hais. Kev cai tshwj xeeb lossis ntim yuav tsum tau lees paub nrog pab pawg muag khoom ua ntej yuav khoom.
| Rated Voltage | 300 V | Number of conductors | 5 twisted conductors |
| Rated Kub | 80 ° C / 176 ° F | Hlau Loj | 22 AWG |
| Tus neeg xyuas pib Resistance | 59.4 Ω / km ntawm 20 ° C | Cov khoom siv coj ua | Tinned stranded tooj liab |
| Rwb thaiv tsev Resistance | 10 MΩ / km ntawm 20 ° C | Foil Orientation | Ib-sab aluminium, aluminium tig rau sab nraud |
| Dielectric Test | 2000 VAC / min | Cov khoom siv rwb thaiv tsev | PVC (RoHS) |
| Khoom siv | PVC + tinned tooj liab + aluminium | Jacket Khoom | PVC (RoHS) |
| Tus neeg tsav tsheb xim | Dub, liab, daj, dawb thiab ntsuab | ||
| Jacket Diameter | 6.1 ± 0.15 hli | ||
| Muaj Length | 5 m rau 5,000 m | ||
Kev soj ntsuam kev ceeb toom: Rwb thaiv tsev tsis kam yog teev raws li 10 MΩ / km ntawm 20 ° C thiab qhov ntsuas dielectric li 2000 VAC / min. Tau txais cov qauv kev xeem, lub sijhawm thiab cov ntsiab lus ntawm chav tsev ua ntej siv cov lej no raws li kev lees txais yuav khoom. Paub meej RoHS cov ntaub ntawv thiab ib qho AWM style lossis UL siv rau tus qauv tseeb.
Rau kev xaiv kom raug, paub meej tias qhov xav tau cable ntev, tus neeg xyuas pib ua haujlwm, hom teeb liab, voltage, tam sim no, khoov yuav tsum tau, tiv thaiv kev txiav tawm thiab cov khoom siv hluav taws xob tshwj xeeb ua ntej xaj. Txhawm rau txuas ntxiv mus txuas ntxiv cov ntawv thov cable-carrier, xyuas seb puas yuav tsum tau muaj cov saw hlau tshwj xeeb.
Thov Cable Datasheet thiab Quote
| UL AWM Style 2464 Reference: Verify Model Records | Aluminium + Tinned-Copper Ob Chav Shielding | Tinned Copper Core |
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| Oxidation Resistance | Tsawg Eccentricity | High conductivity | Rwb thaiv tsev Resistance |
Tinned stranded tooj liab pab tswj cov conductivity thaum txhim kho solderability thiab corrosion kuj. Rau 22 AWG tswj thiab teeb liab thaiv, tus neeg xyuas pib cov qauv no txhawb kev ua haujlwm hluav taws xob ruaj khov, kev sib cog lus thiab kev pab lub neej ntev nyob rau hauv ib txwm ua haujlwm.
| Qhov zoo ntawm Tinned Copper | |||
| Cov khoom sib piv |  Tinned Copper |
 Ntshiab tooj liab |
 CCA Copper-Clad Aluminium |
| Yooj yim rau Solder |  |
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| Kev coj ua zoo dua | |
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| Anti-Oxidation | |
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| Anti-Corrosion | |
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| Sturdy thiab Durable | |
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Tinned tooj liab sib xyaw ua ke tooj liab conductivity nrog lub ntsej muag tiav uas txhawb kev ua haujlwm thiab oxidation tsis kam.
Tus neeg xyuas pib icons saum toj no yog cov lus piav qhia es tsis yog qhov sib piv cov txiaj ntsig kev sim ntsuas. Cov tooj liab liab kuj tuaj yeem raug soldered, thiab ntsuas conductivity nyob ntawm cov khoom muaj pes tsawg leeg, qhov chaw hla ntu, tus neeg xyuas pib tsim thiab kub.
Cov qauv thaiv ob npaug siv aluminium thiab tinned tooj liab shielding los pab ua kom muaj kev tiv thaiv zoo dua li cov kab hluav taws xob uas tsis muaj kev tiv thaiv. Cov txheej thaiv tiv thaiv tuaj yeem pab muaj cov khoom siv hluav taws xob hauv cov kab hluav taws xob thiab txo cov kev cuam tshuam sab nraud nkag mus rau cov khoom siv hluav taws xob.
Hauv kev siv cov cuab yeej siv hluav taws xob, cov ntaub thaiv kab thaiv yuav tsum raug txiav tawm raws li tus maub los, VFD, lub cev muaj zog lossis tshuab chaw tsim khoom hauv av thiab EMC cov lus qhia. Cov ntaub thaiv npog yog siv rau kev cuam tshuam kev tswj hwm thiab yuav tsum tsis txhob raug kho raws li kev hloov pauv rau qhov xav tau kev tiv thaiv-lub ntiaj teb tus neeg xyuas pib.
Sib tham txog kev tiv thaiv kab mob thiab kab mob
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| Hloov pauv | Electronic Instrument |
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| Cov Khoom Siv Hluav Taws Xob | Lub cev muaj zog |
Cov xwm txheej soj ntsuam xws li CNC maub los I / O thaiv, cov cuab yeej hluav taws xob, tshuab-interface harnesses, sensors, ntsuas cov cuab yeej thiab cov khoom lag luam automation panels. Rau RS-232, RS-485, encoders lossis lwm yam kev sib txuas lus tau hais tseg, paub meej tias yuav tsum muaj tus lej ntawm cov khub, khub twist, tus yam ntxwv impedance, tiv thaiv, tus neeg xyuas pib ua haujlwm thiab qhov ntev tshaj plaws kis tau tus mob ua ntej qhia qhov tsib-core cable.
Cov khoom lag luam kuj tseem raug txiav txim siab rau cov khoom siv hluav taws xob qis qis uas cuam tshuam nrog cov motors lossis VFD-tsim khoom. Nws yuav tsum tsis txhob raug xaiv rau VFD tso zis hluav taws xob, ceg-circuit thaiv, tiv thaiv-lub ntiaj teb ua haujlwm lossis txuas txuas txuas txuas txuas ntxiv. Xaiv lub hom phiaj tsim cable thaum lub teeb tsa kev teeb tsa xav tau cov yam ntxwv ntawd.
Tshawb xyuas koj daim ntawv thov nrog peb pab neeg
Ib qho yooj yim cable specification txo cov khoom yuam kev. Paub meej tias lub teeb liab thiab lub zog ua haujlwm ua ntej, tom qab ntawd phim cov kev tsim kho cable thiab cov ntaub ntawv txhawb nqa rau cov khoom siv thiab cov chaw ua lag luam.
| Tus neeg xyuas pib faib | Daim ntawv qhia tsib cores rau kev ua haujlwm hauv cov khoom siv hluav taws xob txuas; qhov no yog tsib conductors, tsis yog tsib twisted khub. |
| Hluav taws xob haum | Txheeb xyuas 300V / 80 ° C kev ntsuas, 59.4 Ω / km tus neeg xyuas pib tsis kam, theem teeb liab, tam sim no, voltage poob thiab tiv thaiv Circuit Court. |
| Mechanical haum | Tso cai rau 6.1 ± 0.15 hli lub tsho txoj kab uas hla, connector nkag, khoov vojvoog thiab ruaj khov tiv thaiv kev nruam-tsim installation. |
| Kev teeb tsa EMC | Txheeb xyuas cov ntaub thaiv npog, kev sib cais thiab kev sib txuas ntawm cov khoom siv tiv thaiv cov lus qhia. |
| Kev thov ua lag luam | Lub xeev ntev ib thooj los yog reel, tag nrho cov kev txiav txim kom muaj nuj nqis, ntim, kev ua lag luam xav tau thiab cov ntaub ntawv yuav tsum tau tshuaj xyuas. |
Xa koj 22/5 Cable Specifications
Rau cov ntaub ntawv zoo sib xws thiab kev tsim kho, 22 AWG siv tus neeg xyuas pib me me hla ntu tshaj 20 AWG. Nws tuaj yeem txhawb nqa kev sib cog lus ntau dua, thaum tus neeg xyuas pib loj dua feem ntau muab kev ua haujlwm qis thiab txo qis qis dua tib lub cable ntev. Qhov kev xaiv yuav tsum ua raws li qhov kev tso cai ntawm Circuit Court poob, mechanical constraints thiab xav tau cov yam ntxwv ntawm lub teeb liab es tsis yog hlau ntsuas ib leeg.
Ib tug 22 AWG tsib-ntxhais cable yuav tsum tau txawv ntawm cov cables ua nrog sib tw twisted khub. Cov kab ke uas qhia txog qhov sib txawv-pair impedance lossis kev sib koom ua ke tiv thaiv yuav xav tau lwm txoj kev siv cable, txawm tias cov tub ntxhais suav txaus.
Nug Txog 22 AWG Shielded Cable Options
Nrog rau qhov no 22 AWG tsib-neeg xyuas pib ob-shielded cable, Zhong Hua Jiang muaj lwm yam shielded hlau configurations rau txawv neeg xyuas pib suav, xov hlau gauges, khoom sib txuas thiab cable-txoj kev xav tau.
Huajiang tau tsim muaj nyob rau xyoo 2000, pib tsim CNC engraving spindle motors ua ntej nthuav mus rau hauv qhov sib txawv-frequency drives, engraving tshuab, CNC accessories thiab cov khoom siv hluav taws xob. Zhong Hua Jiang hom tau tsim nyob rau hauv 2018 los txhawb kev nthuav dav thoob ntiaj teb kev lag luam.
Lub tuam txhab muaj ntau tshaj li 20 xyoo ntawm kev tsim khoom nyob rau hauv CNC hais txog cov khoom thiab tuav ib tug sau npe tsim patent rau ib tug cua-txias spindle-lub cev muaj zog series, patent No. 200730184245.5. Cov khoom tau muab rau cov neeg siv khoom hauv ntau lub khw thoob ntiaj teb.
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| Quality Assurance Khoom soj ntsuam thiab tswj cov txheej txheem ua ntej ua zaub mov xa tuaj. |
Patents thiab Certifications Long-term CNC manufacturing kev thiab patented spindle tsim. |
Ntxiv Brand Tus nqi Integrated khoom txhawb nqa rau CNC tshuab, spindles, accessories thiab thaiv. |
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| Tus nqi tsim nyog ncaj qha Hoobkas kev sib txuas lus rau cov lus qhia tshwj xeeb, qhov ntau thiab qhov ntev kev cai. |
Lub Sijhawm Kev Pabcuam Kev Pabcuam Kev Pabcuam Kev Pabcuam rau cable ntsuas, tus neeg xyuas pib suav thiab xaiv daim ntawv thov. |
Kev xa khoom sai thiab txhim khu kev qha Kev sib koom ua haujlwm, kev xa khoom xa tuaj thiab kev pabcuam xa tawm. |
CNC router qauv xws li 3018, 3020, 3040 thiab 6090 yog muaj rau engraving, txiav, prototyping thiab me-tsim daim ntaub ntawv.
Cua-txias thiab dej-txias spindle motors yog muab rau txawv zog, ceev, txias thiab tshuab-kev koom ua ke yuav tsum tau.
Cov khoom siv muaj xws li txwv cov keyboards, Z sojntsuam, khawm nres thaum muaj xwm ceev thiab lwm yam khoom siv los txhim kho CNC-tshuab tswj, kev nyab xeeb thiab teeb tsa raug.
Ob chav-shielded cables thiab shielded saw cables muaj nyob rau hauv sib txawv gauges thiab conductor suav rau CNC, VFD, lub cev muaj zog, automation thiab hluav taws xob-khoom thaiv.
Stepper motors yog muab rau kev tswj cov lus tsa suab hauv CNC tshuab, automation systems thiab lwm yam kev siv qhov chaw.
Rau kev yuav khoom thiab kev soj ntsuam xyuas, txheeb xyuas qhov tseeb ntawm cov qauv cable, cov ntaub ntawv tsim khoom, cov khoom cim thiab cov ntaub ntawv RoHS muaj. UL AWM Style 2464 yog hais txog rau tsev neeg cable no, tab sis cov lus piav qhia style ib leeg tsis tsim qauv tshwj xeeb UL lees paub. Thov daim ntawv pov thawj txhawb nqa lossis tus naj npawb ntawm cov ntaub ntawv thiab paub meej tias daim ntawv lo siv tau. Kev siv kawg kev tsim nyog kuj yog nyob ntawm cov khoom siv thiab cov kev xav tau ntawm kev teeb tsa.
Thov qauv-Cov ntaub ntawv tshwj xeeb
Nws yog siv rau tsib-ntxhais teeb liab, kev tswj hwm thiab cov khoom siv hluav taws xob qis qis uas EMI txo qis yog qhov tseem ceeb. Cov ntawv thov xws li CNC tshuab, VFD spindle tswj, stepper motors, automation panels, electronics, sensors, electronics, transformers, 3D printers, RS-232-style control wiring and audio or control signals paths.
'22/5' txhais tau hais tias lub cable muaj tsib insulated 22 AWG conductors. Nyob rau hauv cov khoom no, tsib conductors yog twisted thiab tiv thaiv los ntawm txhuas thiab tinned-tooj liab shielding khaubncaws sab nraud povtseg nyob rau hauv ib tug tag nrho PVC tsho.
Qhov ntsuas hluav taws xob tau teev tseg yog 300V thiab cov teev ntsuas kub yog 80 ° C / 176 ° F. Qhov kawg tsim nyog nyob ntawm kev tsim hluav taws xob, kev thauj khoom, kev teeb tsa ib puag ncig, cov qauv siv tau thiab cov kev xav tau ntawm lub tshuab tsim khoom.
Aluminium ntawv ci thiab tinned-tooj liab shielding khaubncaws sab nraud povtseg tsim conductive barriers nyob ib ncig ntawm lub insulated conductors. Thaum raug txiav kom raug, cov khaubncaws sab nraud povtseg no pab txo kev cuam tshuam los ntawm cov motors, VFDs, cov khoom siv hluav taws xob thiab lwm yam suab nrov, txhim kho cov teeb liab ruaj khov hauv cov khoom siv hluav taws xob.
Shield termination nyob ntawm cov cuab yeej siv, ntau zaus, kev sib txuas ntawm cov ntaub ntawv thiab EMC tsim. Ua raws li CNC maub los, VFD, lub cev muaj zog lossis cov khoom siv hluav taws xob cov lus qhia. Cov ntaub thaiv npog cable yuav tsum tsis txhob hloov qhov xav tau kev tiv thaiv-lub ntiaj teb tus neeg xyuas pib.
Ob yam khoom siv 22 AWG conductors, tab sis 22/5 muab tsib insulated cores thaum 22/4 muab plaub insulated cores. Xaiv 22/5 thaum lub voj voog yuav tsum muaj lub teeb liab ntxiv, kev tswj hwm, kev tawm tswv yim lossis tus neeg xyuas pib hauv tib txoj hlua tiv thaiv.
Nws yog tsuas yog siv rau kev tswj tsis tshua muaj hluav taws xob, teeb liab thiab lub teeb lub luag haujlwm. Qhov kawg tam sim no muaj peev xwm nyob ntawm lub installation, kub, cable ntev, bundling thiab siv cov qauv hluav taws xob. Txheeb xyuas qhov hluav taws xob tam sim no ua ntej siv 22 AWG cable rau kev xa hluav taws xob.
Standard saj zawg zog shielded cable tej zaum yuav haum rau tsau los yog tej zaus-flex installations. Nruam lub voj voog mus tas li feem ntau xav tau ib lub cable tshwj xeeb uas tsim los rau cov hlua khi. Muab lub vojvoog khoov, ncig mus los, ceev thiab lub voj voog zaus kom paub tseeb tias hom kab hluav taws xob zoo.
Yog lawm. Qhov muaj qhov ntev yog 5 m txog 5,000 m. Cov neeg yuav khoom tuaj yeem muab qhov xav tau yob ntev, tag nrho cov khoom, ntim nyiam, daim ntawv lo xav tau, daim ntawv thov thiab lub khw muag khoom rau kev lees paub.
Muab lub ntsuas hluav taws xob, tus neeg xyuas pib suav, qhov xav tau ntev, kwv yees kom muaj nuj nqis, qhov hluav taws xob, tam sim no, cov qauv khoom siv, kev teeb tsa kev txav, tus neeg xyuas pib-xim yuav tsum tau, txoj kev txiav tawm thiab xa mus. Cov ntsiab lus no pab kom paub meej tias txoj cai cable thiab tsim cov lus hais kom raug.
Rau kev ntsuam xyuas qhov project, thov daim ntawv teev cov khoom siv, cov ntaub ntawv tshuaj xyuas thiab cov ntaub ntawv ua raws li xav tau. Paub meej txog cov qauv kev xeem, kev txwv tsis pub lees paub thiab cov ntaub ntawv txhawb nqa rau cov qauv cable kom raug.
Tsis yog. Cov khoom no muaj tsib tus kheej insulated conductors nyob rau hauv ib tug cable, raws li tau piav nyob rau hauv luam tawm kev tsim kho. Tsib twisted khub yuav xav tau kaum insulated conductors. Txheeb xyuas qhov tshwj xeeb khub kev npaj yog tias lub interface yuav tsum tau tswj qhov sib txawv sib kis.
Tej zaum nws yuav raug txiav txim siab rau cov encoder sib xws, txwv-hloov lossis sensor circuits thaum muaj pes tsawg tus neeg xyuas pib, theem teeb liab thiab kev teeb tsa yuav tsum sib phim. Txheeb xyuas tus tsim cov cuab yeej tsim nyog rau kev sib tw twisted, impedance, shielding, voltage poob thiab cable motion ua ntej xaiv nws.
Core suav ib leeg tsis tsim kev sib raug zoo nrog RS-485 lossis RS-232. Paub meej tias seb tus txheej txheem yuav tsum muaj kev sib tw twisted, tus yam ntxwv impedance, qhov ntev tshaj plaws khiav thiab tiv thaiv kev npaj. Siv lub hom phiaj tshwj xeeb kev sib txuas lus cable qhov twg cov cuab yeej txheem hu rau ib qho.
Rau cov ntaub ntawv sib npaug thiab kev tsim kho, 20 AWG muaj qhov loj dua tus neeg xyuas pib hla ntu thiab feem ntau qis dua rau ib chav tsev ntev. Ntsuas qhov ntsuas hluav taws xob poob thiab teeb liab kev ua haujlwm dhau qhov yuav tsum tau khiav; cov luam tawm 22 AWG tsis kam rau cov khoom no yog 59.4 Ω / km ntawm 20 ° C.
Cov npe sab nraud txoj kab uas hla yog 6.1 ± 0.15 hli. Sib piv qhov kev ua siab ntev no nrog rau lub caj pas sealing ntau yam, cov khoom sib txuas strain-relief muaj peev xwm thiab cov ntaub ntawv nkag rau hauv qhov tshwj xeeb ua ntej xaj.
Tsis txhob xav tias tus neeg xyuas pib ua haujlwm los ntawm nws cov xim ib leeg. Cov tub ntxhais ntsuab yog ib qho ntawm tsib insulated conductors; kev sib txuas tiv thaiv-lub ntiaj teb yuav tsum ua kom tau raws li cov khoom siv hluav taws xob tsim hluav taws xob thiab cov cai siv hluav taws xob. Lub shielding txheej tsis yog ib qho kev hloov pauv rau qhov xav tau kev tiv thaiv-lub ntiaj teb conductor.
Tsis muaj kab thaiv kab thaiv tshem tawm txhua qhov kev cuam tshuam. Cov txiaj ntsig yog nyob ntawm qhov zaus, cable routing, shield continuity, connectors, grounding and close power circuits. Khaws cov teeb liab thaiv kev sib cais los ntawm cov neeg ua suab nrov uas qhov kev tsim qauv xav tau nws.
Tsuas yog thaum tus neeg tsav tsheb lub cev muaj zog ua haujlwm tam sim no, tus neeg xyuas pib qhov kub thiab txias, qhov ntsuas hluav taws xob poob thiab qhov xav tau ntawm kev teeb tsa tau sib haum nrog lub cable. Cov khoom no tsuas yog nthuav tawm rau kev tswj thiab teeb liab daim ntawv thov; qhov ntsuas 300V tsis yog qhov ntsuas tam sim no-nrog-muaj peev xwm.
No. AWM style descriptions define building and use parameters. Thov cov ntaub ntawv tsim nyog los yog cov ntaub ntawv pov thawj uas tau lees paub thiab lees paub tus qauv, cim thiab siv qhov kawg ntawm cov ntaub ntawv pov thawj cuam tshuam.
Cov ntaub ntawv luam tawm teev cov rwb thaiv tsev tiv thaiv li 10 MΩ / km ntawm 20 ° C thiab dielectric test li 2000 VAC / min. Cov neeg yuav khoom yuav tsum nug txog txoj kev ntsuas, lub sijhawm, cov qauv qauv thiab cov ntsiab lus ntawm chav tsev ua ntej siv tus nqi raws li kev yuav khoom txwv.
Thov daim ntawv qhia cov qauv tshwj xeeb, daim ntawv tshaj tawm txog kev ua raws li cov khoom siv, cov ntaub ntawv pov thawj muaj, tus neeg xyuas pib thiab cov ntaub ntawv rwb thaiv tsev, thiab ib qho yuav tsum tau kuaj xyuas lossis cov ntawv xeem. Txheeb xyuas qhov siv tau rau lub khw muag khoom thiab cov khoom tiav.
Yam tsawg kawg nkaus txiav txim kom muaj nuj nqis thiab lub sij hawm ua cov khoom siv lead ua yuav tsum tau lees paub rau qhov kev thov cov khoom teeb tsa. Muab qhov xav tau ntev, tag nrho cov khoom, ntim thiab xa tuaj kom tau txais cov nqe lus lag luam tam sim no.
