海阔天空
I would like to ask you, do not use the TS label for the pressure vessel plates? The deale..
阳光boy
I would like to ask you a question. Does the allowable stress on the standard include allo..
糖心鸡蛋
Why is this porous medium porous plate designed to be such a structure?
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小鱼曾乖乖
Do you have a steel structure? What does this stand up from the tower to resist the wind o..
海阔天空
Ladies and gentlemen, can you tell me the size of the notched C of the C flatten sample re..
TuKai
2 tons of 35 tons boiler, pressure 3.82MPa, temperature 450, how much row row, the pressur..
zhaolin
Ask the new version of SW6 to calculate the cross section area of the partition plate when..
是董小姐呀
The design pressure is 1.4MPA, the radius of the spherical head is 1425mm, the corrosion a..