... dual-purpose sample 双重目的的样本 dual-purpose testing 双重目的的测试 due diligence defence 应有的积极辩护 ...
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主题:焊工测试电弧和TIG机器似乎是双重目的,所以他们应该会没事依照片上的,只不过是一个米格机,我想知道有多少架米格的,他们有。
Subject: welder testing The ARC and TIG machines appear to be dual purpose so they should be OK 1. however, the photo's only showed one MIG machine and I would like to know how many MIG's they have.
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