In 1955, he became a test pilot.
1955年，他成为了一名测试飞行员。
A test pilot needs plenty of nerve.
飞行试飞员需要极大的勇气。
Being a test pilot is an inherently very risky business.
作为一个试飞员是一个内在非常危险的。
This achievement is used in a pilot test and has a good effect.
这一研究成果应用于聚驱现场试验，取得了良好的试验效果。
This achievement is used in a pilot test and has a good effect.
这一研究成果应用于聚驱现场试验，取得了良好的试验效果。
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