Kev Paub

2023-10-03

Nruab nrab lub tshuab nqus tsev twj pab pawg
Nruab nrab lub tshuab nqus tsev twj pab pawg
2023-10-02

Feem ntau siv cov tshuab nqus tsev vacuum tsawg
Feem ntau siv cov tshuab nqus tsev vacuum tsawg
2023-9-29

Kev ntsuas rau tshem tawm cov roj condensable los ntawm cov roj-sealed mechan...
Kev ntsuas rau tshem tawm cov roj condensable los ntawm cov roj-sealed mechanical twj tso kua mis
2023-9-28

Tsawg lub tshuab nqus tsev twj pab pawg
Tsawg lub tshuab nqus tsev twj pab pawg
2023-9-27

Lub tshuab nqus tsev
Lub tshuab nqus tsev
2023-9-26

Lub tshuab nqus tsev yog cais raws li lawv cov kev khiav hauj lwm siab
Lub tshuab nqus tsev yog cais raws li lawv cov kev khiav hauj lwm siab
2023-9-25

Hom lub tshuab nqus tsev vacuum
Hom lub tshuab nqus tsev vacuum
2023-9-07

Yam dab tsi yuav tsum tau xav txog kom tau txais PVD txheej zoo dua
Dab tsi yuav tsum tau txiav txim siab kom tau txais PVD txheej zoo dua?
2023-9-06

Dab tsi yog qhov txawv ntawm PVD txheej thiab hmoov txheej
Dab tsi yog qhov txawv ntawm PVD txheej thiab hmoov txheej
2023-9-05

Dab tsi yog qhov txawv ntawm PVD txheej thiab CVD txheej?
Dab tsi yog qhov txawv ntawm PVD txheej thiab CVD txheej?
2023-9-04

Cov txheej txheem PVD txheej feem ntau yog siv rau hauv cov ntawv thov kev la...
Cov txheej txheem PVD txheej feem ntau yog siv rau hauv cov ntawv thov kev lag luam
2023-9-01

PVD txheej Siv hauv cov khoom siv hluav taws xob
PVD txheej Siv hauv cov khoom siv hluav taws xob

Tsev 14 15 16 17 18 19 20 Rau sab kawg 17/87