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Air tightness test for auxiliary boiler (economize boiler) on board.
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辅锅炉（废气锅炉）装船后气密试验。 |
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Air timetables were famous for being diverse and colourful.
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航空时刻表以丰富多彩而闻名。 |
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Air to Port A forces the pistons outwards, causing the pinion to turn counterclockwise while the air is being exhausted from Port B.
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压缩空气有A口输入，使左右活塞向相反方向运动，输出轴逆时针方向运转，两活塞侧面的空气由B口排出。 |
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Air to Port A forces the pistons outwards, causing the springs to compress, The pinion turns counter-clockwise while air is being exhausted from Port B.
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压缩空气有A口输入，使左右活塞向相反方向运动，输出轴逆时针方向转动，两活塞侧面空气由B口排出。 |
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Air traffic control is easy until it gets hard. Then it gets very hard. The problem is, it can get very hard very easily.
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空管工作会由容易变得困难直到非常困难，关键在于你能适应这种变化。 |
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Air traffic control tower (ATCT) - An ATCT is located at every airport that has regularly scheduled flights. Towers handle all takeoff, landing, and ground traffic.
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机场管制塔台（ATCT）－有正规航班的每一个机场都有空中交通管制塔台，即地面指挥控制中心。它负责所有机场内飞机的起飞，着陆，及地面调度。 |
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Air traffic control unit next to take control of an aircraft.
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接管单位指接管航空器之次一飞航管制(以下简称航管)单位。 |
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Air traffic controllers were in radio contact with the aircraft.
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空中交通调度员通过无线电和飞机保持联络。 |
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Air transport industry is an area of commerce in which aircraft are emploued to arry passengers, freight, and mail.
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空中运输业是一种以雇佣飞机来运输乘客，货物和信件的一种商业贸易。 |
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Air transport of persons to a place where they can receive medical or surgical care; medical evacuation.
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臣务救助和撤退用飞机运送伤员去一个他们能受到内科或外科治疗的地方；医务救助 |
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Air transport will soon be central, not marginal, to the emissions issue.
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航空运输的排放物问题不久之后将由边缘走向中心。 |
