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留间隙焊缝
meaning in English
open weld
Related Words
直线焊缝焊接
带间隙
间隙温泉
导线间隙
椭圆形间隙
心跳间隙
间隙计
涨潮间隙
间隙扫描
允许间隙
留间隔
留间隙
留间隙机构
留间隙机构 间隔机构
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