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双v形对接焊
meaning in English
double-v butt weld
Related Words
末段对接制导
v depression
original ver
v seed
v thanh
v variable
settle v
v foot
alfonso v
holland v
双v形槽熔接, x形熔接
双v形对缝焊
双v形坡口
双v字形对接坡口
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