...Must be thoroughly familiar with; welding procedure specifications (WPS), welding procedure qualifications (PQR), welder performance qualifications record (WPQR), and ability to conducting welder performance qualification testing. 必须完全熟悉：焊接 工艺规范（WPS），焊接工艺质量（PQR）以及焊接工艺质量记录（WPQR），并有能力进行焊接工艺质量测试。 2.
基于1个网页-相关网页
You must be thoroughly familiar with what is normal before you can discern the deviations that would be termed abnormal.
您必须完全熟悉什么是正常的，然后才可以看出偏差将被称为异常。
Personnel must be thoroughly familiar with properties and safety considerations before being allowed to handle oxygen and its associated equipment.
在被允许使用氧和它的附件之前，操作人员必须对它们的性质和安全问题十分熟悉。
Personnel must be thoroughly familiar with properties and safety considerations before being allowed to handle liquid oxygen and its associated equipment.
在被允许使用氧和它的附件之前，操作人员必须对它们的性质和安全问题十分熟悉。
应用推荐