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运输航空
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运输航空
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民用航空
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air transportation
运输航空
利用航空器运送旅客、货物、行李或邮件等,进行经营性客货运输的航空活动。是现代社会综合交通体系中的重要组成部分,与铁路、公路、水运和管道运输共同组成国家交通运输系统。
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rotary furnace
rotary furnace gas cleaning
rotary inertia
rotary inversion
rotary kiln
rotary kiln incinerator
rotary kiln ironmaking (SL/RN process)
rotary laser
rotary lawn mower
rotary missile launcher
rotary modulation technology
rotary moulding machine
rotary mower
rotary mowing and flattening machine
rotary per minute
rotary piston compressor
rotary plunger vacuum pump
rotary pump
rotary rheostat
rotary-sawing
rotary screw compressors
rotary seeder
rotary small particles of shale ATP dry distillation furnace
rotary swaging
rotary swaging machine
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