提供焊接法兰的脖子上对接焊目的所需要的正确垫与邻近组成部分。
Provide welding neck flange butt welding required for the purpose of the right pad with neighboring component.
通过A105钢的平板对接试验，对焊接过程中焊接横向变形进行实时测量。
According to the plate butt welding of A105 steel, the transverse deformation was real-time measured during welding.
针对不同强度级别的管线钢x 70和L245对接的焊接工艺进行了研究。
A study was made of the welding procedure for X70-L245 butt joint of pipeline steel.
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