air transportation
短语词组
- air passenger transportation market 客运商场
- Air cargo transportation 民航货物运输
- Air Cargo Transportation Business 航空货物运输业务
- air r transportation risk 航空运输险
- air r transportation insurance 空运
- air cushion transportation 气垫运输
- air flow transportation 气流输送
- air passenger transportation 航空客运
- air material transportation system 航空货运系统 返回 air transportation