... test for air-tightness 气密性试验 test landing 试验性着陆 test runway 试飞跑道 ...
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air pressure test for tightness 气密性试验 ; 气密性气压试验
air tightness test for tank 液舱气密性试验
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Air tightness test and safety valve adjusting for main air receiver (control air receiver, air horn receiver) on board.
主空气瓶(制空气瓶、笛空气瓶)船后气密试验和安全阀的调整。
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On all cylinders ammonia inventory for air tightness test.
对所有库存钢瓶氨气进行气密性测试。
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