Xov xwm
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JULI PVC mining qhov cua duct
Underground mining yog ib qho kev lag luam uas pheej hmoo heev, yog vim li cas ducting yog qhov tseem ceeb ntawm kev lag luam hauv av. Cov mining hauv av nthuav tawm cov neeg ua haujlwm rau ntau yam kab mob, suav nrog cov pa roj carbon monoxide thiab pa taws, uas tuaj yeem ua rau muaj kev phom sij rau lawv txoj kev noj qab haus huv ...Nyeem ntxiv -
Zoo siab nrog rau FORESIGHT FOR WINNING OUTSTANDING ENTERPRISE
Raws li cov chaw tsim khoom siv PVC sib xyaw nrog ntau tshaj 15 xyoo ntawm kev paub, Foresight muaj ntau tshaj 10 cov kab ntau lawm rau ntau yam ntaub, nrog rau txhua xyoo tso zis ntawm 1.5 lab meters ntawm ntau hom ntaub, ntau tshaj 15 cov kws tshaj lij nrog cov nplua nuj manufa ...Nyeem ntxiv
