短語詞組短語term parking apron 長期停機(jī)坪Crossing parking apron 穿越停機(jī)坪aircraft parking apron 停機(jī)坪parking apron planning 候機(jī)環(huán)境radiation from aircraft parking apron 機(jī)坪輻射helicopters and parking apron equipment 直陞飛機(jī)及停機(jī)坪設(shè)備mass -parking apron detail 機(jī)群停機(jī)坪long -term parking apron 長期停機(jī)坪 返回 parking apron