dry method underwater welding的意思|示意
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干法水下焊接，干式水下焊接
dry method underwater welding的网络常见释义
干式水下焊 温式水下焊 wet method underwater welding 干式水下焊 dry method underwater welding 局部干式水下焊 local dry underwater welding ..
dry method underwater welding相关短语
1、 local dry method underwater welding 局部干法焊接的排水罩