一路向东
The opening structure calculates whether the thickness of the nozzle takes the thickness o..
TuKai
Is the wall thickness related to the test pressure, right? Whether it can meet the require..
阳光boy
What specification is the reference for the rectangular micro negative pressure equipment..
big yang
What does the underline in this table mean, please?
Do not need to amend the meaning?
阳光boy
HG2058 said that more than 0.2% of water was used as a corrosion inhibitor to prevent stre..
是董小姐呀
Who has designed a baffle heat exchanger, please?
Who will design a baffle heat exchang..
small qin
How can we calculate the saddle of two horizontal tanks through the saddle? The auxiliary ..
小鱼曾乖乖
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光头强
Which great God has a pressure vessel manufacturing license re certification expert group ..
一路向东
Excuse me, how do I transfer such a part to the sheet metal?
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