外部链接:
英德
有道
百度
谷歌
图片
维基
百科
air cylinder upper gasket
风缸上垫
铁路
air cylinder upper ga...
air cylinder valve
air cylinder valve bo...
air cylinder valve gland
air cylinder valve plug
air cylinder valve stem
air cyst
air cystoscopy
air dam
air damper
air damper control
air damping
air damping balance
air damping device
air dashpot
air data
air data computer
air data computing sy...
air data processor
air data sensor
air data system
air data system (ADS)
air deckle
air defence
air defence action
air defence command c...
air defence computer
air defence missile
air defence radar
air defence system
air defence work
air defence works
air defense
air defense action area
air defense agency
air defense area
air defense artillery
air defense artillery...
air defense computer
air defense control
air defense drill
air defense equipment
air defense penetrati...
air defense rocket
air deflection
air deflector
air dehumidification
air dehumidifying
air dehydration
air delivered antipol...
air delivery
air delivery pipe
air demand
air density
air density correctio...
air dent method
air deodorization
air depolarized battery
air depolarizing cell
air deposited clay
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