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飞机动力装置
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tail rotor
尾桨
机械驱动的单旋翼直升机上用来平衡旋翼反作用扭矩,进而通过改变推力或拉力实现航向操纵和稳定的尾部螺旋桨。又称尾旋翼。
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underground nuclear test
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underground oil chamber
underground oil depot survey
underground oil storage comes from salt cavity
underground oil storage facility
underground oil storage in rock caverns
underground operation safety technology
underground parking
underground parking system
underground passage
underground pedestrian system
underground personnel transportation vehicle
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underground pipeline detecting and surveying
underground pipeline information system
underground pipeline modeling
underground pipeline survey
underground pneumatic down-the-hole drilling rig
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underground power transmission
underground public facilities planning
underground pump room
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underground railway
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