英汉词典 专业、权威的英语单词查询平台

locking locking action locking adapter locking and unlocking rail locking angle locking aparatus locking apparatus locking arc locking arm locking arrangement locking away locking bail locking ball locking band locking bar locking bar driver locking bar tooth locking bed locking bit locking blade locking block locking bolt locking bolt rodding locking bolt unit locking box locking box bracket locking bracket locking buckle locking button locking cam locking cam keeper of container end frame locking cap locking cap for increasing lateral resistance locking center pin locking circuit locking claw locking claws locking clip locking clutch locking cock locking code extension character locking coil locking collar locking condition locking cone locking contact locking control locking control voltage locking corner locking course locking crank locking cross bar locking cylinder locking device locking device of ball socket coupling locking device of skip locking devices locking differential locking diode locking disc locking discipline locking dog locking down locking drawbridge locking drum locking effect locking escape locking face locking fastener locking flange locking fluid coupling locking force locking frame locking frequency locking gasket locking gear locking gripping device locking handle locking handle seat locking head locking her up locking hierarchy locking hole locking in locking indication locking into locking it down locking jewel locking key locking knob locking latch locking latches locking lever locking lip locking list locking lug locking lugs locking magnet locking mandrel locking maneuver locking manoeuvre locking mechanism locking mechanisms locking medium locking motion locking motor locking notch locking nut locking of disiocation locking of file locking of forceps locking of knee locking of propeller locking onto locking out locking pawl locking phase locking piece locking pin locking pintle locking piston drive locking piston drive mechanism locking plate locking plate screw locking pliers locking plug locking plunger locking portion locking position locking press button locking press-button locking pressure locking primitive locking process locking profile locking protocol locking pulse locking pushbutton locking rail locking range locking recess locking relay locking rim locking ring locking ring mount locking rod locking rotor locking scheme locking screw locking screws locking segment locking sheet locking sheet (or list) locking shift character locking shift charactor locking signal locking slot locking snug locking spring locking spring screw locking steel wire locking stirrup locking stone locking stress locking strip locking stud locking surface locking switch locking system locking tab washer locking table locking tappet locking thread form locking time locking tooth locking torque locking torque converter locking track circuit locking transfer contact locking tray locking tweezer locking type plug locking up locking value locking valve locking washer locking wedge locking wire locking-bar locking-bolt locking-device locking-in locking-in amplifier locking-lever locking-out relay locking-piston drive system locking-plate pinion locking-spiral locking-type plug locking-washer screw lockingdog lockingly lockingmechanism lockings lockington lockingtons