词汇	ship activation
释义	ship activation un.船舶的启用维护和修理
随便看	Displacement value displacement vector Displacement vector estimation displacement vector function displacement vector of ion displacement vector of joint displacement velocity displacement-velocity graph displacement ventilation displacement ventilation effect displacement ventilation system displacement ventilation with cooling ceiling displacement vessel displacement vibration amplitude transducer displacement voltage displacement volume displacement wake displacement washing displacement washingfilter cake displacement washing filter cake Displacement Water Line displacement water ratio displacement water ratio, Amott water ratio displacement wave displacement weight