One of his tasks is to use a computer-controlled machine tool to burn tiny cooling holes electrically in 3-inch-long turbine blades for aircraft jet engines.

他的工作职责之一就是用机控机床为喷气式飞机引擎的3英尺长的涡轮机叶凿出小孔。

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By insulating flange at the junction between the new and old pipe, the long line galvanic cell is "broken up" - the anode (new pipe) is electrically separated from the cathode (old pipe).

在新、旧管子连接处安装绝缘法兰，破坏了长管道的原电池，即：阳极(新管子)和阴极(旧管子)间电断路。

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GM believes that electrically driven vehicles, based on battery and hydrogen fuel cell technology, offer the best long-term solution for providing sustainable personal transportation, he added.

通用相信基于电池和氢燃料电池的技术的电力驱动汽车，为个人交通提供了一种长期的解决方案，Nickel补充说。

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