单词	inner dead-centre
释义	inner dead-centre 内死点
随便看	underwater panoramic camera underwater passive navigation underwater passive target tracking underwater pelletizer underwater penetration underwater performance underwater perfusion underwater periscope underwater photogrammetry under water photogrammetry underwater photography underwater photometer underwater physical fields underwater physics underwater physiology underwater picture Underwater pile construction underwater pile diver underwater pile driver underwater pile driving underwater pile foundation underwater pile-foundation underwater pillar underwater pipeline underwater pipeline dragging method