practical training for pipe worker是什么意思 practical training for pipe worker怎么读
practical training for pipe worker的相关资料
practical training for pipe worker的用法和样例
- There's an opening for a plumber.
有一个铅管工的空缺。 - The plumber finds no pipe leaks and suspects a mains leak.
水管工没有发现漏水的水管，怀疑是主管道漏水。
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