单词	ship end launching
释义	ship end launching 船舶纵向下水
随便看	underwater life support system underwater light underwater light absorption meter underwater lighting underwater lighting device underwater lighting system underwater light source underwater light transmission coefficient underwater light winch underwater line underwater listening device underwater listening equipment underwater listening post underwater local dry welding underwater localization underwater location underwater locator beacon underwater log under water log underwater long-range missile system underwater loudspeaker underwater low-light-level imaging underwater low-light-level TV underwater low pier region underwater luminaire