7 Permanent weld backing bars, consumable inserts and nonconsumable insert rings are not permitted without prior written approval from SECCO.
事先没有赛科公司的书

,不允许有永久焊接的支撑杆、熔化性嵌条和不
熔嵌环。
耗的7 Permanent weld backing bars, consumable inserts and nonconsumable insert rings are not permitted without prior written approval from SECCO.
事先没有赛科公司的书

,不允许有永久焊接的支撑杆、熔化性嵌条和不
熔嵌环。
声明:以上例句、词性分类均由互联网资

生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。