词汇	rectangular goaf
释义	rectangular goaf 矩形采空区
随便看	Air Defense Weapon System air-defense weapon system air defense weapon target Air Defense Wing air defense work Air Defense Zone air deficiency air deflection Air Deflection and Modulation air-deflection coil air deflection vane air deflector air-deflector baffle air deformation spinning machine air defrosting air dehumidification air dehumidifier air dehumidifying air dehumidifying and humidifying apparatus air dehydrated air dehydration air delay valve air deliverable acoustic sensor air-delivered Air Delivered Anti-Pollution Transfer System