求翻译 a steel pipe is pushed down to stop the sides from falling in and to keep out water .

求翻译 a steel pipe is pushed down to stop the sides from falling in and to keep out water . overroll steel pipe是什么 CW steel pipe是什么钢管? stainless steel pipe(H-D12) 英语翻译At the same time,a steel pipe(钢管) is pushed down to stop the sides from falling in and to keep out water. 求准确翻译“Seamless Duplex Line Pipe Seamless Duplex Line Pipe =DUPLEX SMLS pipe吗? Dia 50mm steep pipe polycar bonate sheet perforated steel sheet.谁能帮我翻译一下呢? Dia 50mm steep pipe polycar bonate sheet perforated steel sheet.谁能帮我翻译一下呢? 完型：At the same time,a steel pipe(钢管) is p______ down to .A.put B.pulled C.pushedAt the same time,a steel pipe(钢管) is p______ down to stop the sides from falling in and to keep out water.附全文：Nowadays more and more people care abo 翻译：No flow of water occurs through the pipe unless there is a difference in pressure. steel pipe sleeve and penetraiton什么意思? ductile iron,steel or HDPE pipe Is China National Building Material International( CNBM) the largest manufactuerer and exporter in STEEL PIPE industry in China? 求翻译,If If the internal area is not fully visible,flanges must be provided on the pipe bends. he further the water in the pipe is from the source,the lower the pressure.This problem can partly be mitigated by decreasing the pipe cross section asthe water travels through the pipe.求翻译The further the water in the pipe is from the source,th 英语翻译It is a big supplier of steel pipes in China.Set up in 2002,our company is located in Tianjin---the steel pipe field of china,and it only takes us one hour to the second largest port of China--- Tianjin Port. You tryin to get the pipe求翻译 求翻译：How do you link the pipe to it?