air conditioner of building envelope  围护结构空调器

air to air missile launching envelope  中药疗法; 空空导弹攻击区

air-mail envelope  航空信封

air-ship envelope fabric  飞船气曩织物

air air heat exchanger  气-气热交换器

air-air data transmission  空-空数据传输

air-air heat exchanger  空气-空气热交换器

air-air intercooler  空空中冷器

air-air Missile  空空导弹

air-air missile fire  空空导弹发射

all-air air conditioning system  全空气空调系统

plate-type air-air heat exchanger  板式空气—空气热交换器

SA of air air missile  空空导弹安全系统

wheel air-air enthalpy exchanger  转轮式全热换热器

advanced long-range air-to-air missile (ALRAAM)  先进长程空对空飞弹

advanced medium-range air-to-air missile (AMRAAM)  先进中程空对空飞弹

advanced short range air-to-air missile (ASRAAM)  先进短程空对空飞弹

AHU with air-to-air energy exchanger  带全热交换器新风机组

air attack and air defense  空防对抗