DN800 PN16 Rooj vag Valve Nrog Tsis Tau Nce
Khoom Qhia Qhia Khoom Ntawv Lwm Yam Khoom Peb cia siab rau kev xav txog kev xav, kev ua kom zoo nkauj, peb tau xav tias yog peb qhov kev vam meej uas yuav tsum tau ua tiav ntawm peb qhov kev ua tau zoo rau peb los ntawm koj qhov chaw nres tsheb los ntawm peb mus ua haujlwm ntev. Peb cia siab rau kev xav txog kev xav, Cons ...
Peb tau txais cov tshuab tswj kev tsim kho thiab cov neeg ua haujlwm zoo, kom txhim kho cov kws saib xyuas kev lag luam zoo, kom tau txais cov neeg ua haujlwm zoo nkauj Peb tau txais cov kev tsim khoom lag luam ntau tshaj plaws, kev paub dhau los thiab tsim nyog ...
Peb yuav ua kom tsuas yog hais txog txhua qhov zoo tshaj plaws thiab zoo tag nrho peb cov kev ua rau lub caij tom ntej, thiab koj ua rau peb cov khoom lag luam zoo nkauj Peb yuav ua kom txog e ...
Peb cov neeg coob los ntawm kev cob qhia txuj ci. Kev txawj ntse cov kws paub, kev nkag siab zoo ntawm kev pabcuam, kom tau txais kev pabcuam xav tau ntawm cov neeg lag luam rau cov neeg lag luam rau cov neeg lag luam zoo nkauj thiab kev txhawb nqa zoo li hmoov zoo li hmoov zoo. Peb cov neeg coob los ntawm kev cob qhia txuj ci. Kev txawj ntse cov kws paub, kev nkag siab zoo ntawm kev pabcuam, kom tau raws li cov kev pabcuam xav tau ntawm cov neeg yuav khoom rau npauj npaim Valve, peb yuav ua peb li ntau yam ...
Tsis muaj cov neeg siv khoom tshiab lossis cov khoom siv tawm qub, peb ntseeg tias kev sib raug zoo thiab kev ntseeg siab rau tus neeg muag khoom Tshiab Tsis muaj cov neeg siv khoom tshiab lossis cov khoom siv qub, peb ntseeg tias nyob hauv kev sib raug zoo thiab kev ntseeg siab rau F4 Zas cov khoom siv, kev tshuaj xyuas, chaw khaws khoom, Cia, sib sau ua ke ...
Cov ntsiab lus tseem ceeb: 1 xyoos 316/304/410/420 Qhov loj me: DN15 ~ DN200 xim: xiav kev ua haujlwm: cua iav