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单词
APU
释义
APU
Encyclopedia
工学
飞机第二动力系统
释
auxiliary power unit; APU
辅助动力装置
为飞行器环控、电力、液压等系统和主发动机的起动提供轴功率或压缩空气的小型燃气涡轮动力装置。
农学
畜产品单位
释
animal product unit; APU
畜产品单位
草原收获的肉、奶、毛、皮、商品活畜、役力等畜产品的数量,是评价草原最终生产力的指标。
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