Tau txais ib Daim Ntawv Tso Cai Dawb

Peb tus neeg sawv cev yuav tiv tauj koj sai sai.
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Steel cev

Cov kav hlau muaj zog thiab muaj lub neej ua haujlwm ntev, yog li lawv tuaj yeem siv tau yooj yim hauv ntau cov khoom lag luam xws li cov tsev lossis cov khoom txav mus los. Ib chav kawm ntawm cov yeeb nkab steel uas tau tshwm sim saum toj no yog hu ua erw yeeb nkab. 

To taub Erw Pipes

Cov yeeb nkab erw yog tsim los siv cov txheej txheem hu ua "Electric Resistance Welding. Muab qhov yooj yim, cov txheej txheem no yog hais txog kev ua kom sov ob lub steel ciam teb thiab tom qab ntawd nruj nreem nias lawv ib-rau-ib los tsim cov yeeb nkab muaj zog. 

Vim li cas ho xaiv ehongsteel Steel erw yeeb nkab?

Cov khoom lag luam muaj feem xyuam

Tsis nrhiav qhov koj tab tom nrhiav?
Hu rau peb cov kws pab tswv yim rau cov khoom muaj ntau dua.

Thov ib daim Quote tam sim no

Tau nyob rau hauv kov,