... backing welding 打底焊 backstep welding 分段逆焊；分段退焊；反向焊；逐步退焊法；逆向焊 backstep welding sequence 分段退焊次序 ...
基于232个网页-相关网页
... backstepwelding逐步退焊法 backstepping逐步退焊法 backuproll支承辊 ...
基于196个网页-相关网页
... 逐步增加：step up 逐步退焊法：back step method 逐步退焊：back step ...
基于50个网页-相关网页
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backstep welding
backstepping
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back-step procedure
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