... qualification test 资格考试 ; welder qualification 焊工合格证 ; 焊工资格审定 ; 焊工资格评定 Qualification Document 资格证明 ...
基于100个网页-相关网页
... 焊工资格考试welder qualification test 焊工资格评定welder qualification 焊工资格认可welder certification ...
基于38个网页-相关网页
welding(焊接) (焊接) welding consumables(焊接材料) (焊接材料) welder qualification(焊工资格) (焊工资格) Welding - mechanical properties (welding procedures)(焊接 (焊接—— 机械性能(焊接工艺)) 机械性能(焊接...
基于16个网页-相关网页
welder qualification test 焊工考试 ; 焊工测验 ; 焊工资格考试 ; 焊工资格考核
welder qualification certification 焊工合格证
check of welder qualification 焊工评定的检查
base metals for welder qualification 焊工评定用母材
base metal for welder qualification 焊工评定用母材
REVIEWED RECORDS OF WELDER QUALIFICATION 焊工资格续签记录
examination for welder qualification certificate 焊工取证考试
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