词汇	wreck salvage
释义	wreck salvage 海滩救助; 沉船打捞
随便看	plane pair plane P and SH wave plane P and SH waves plane-parallel plane-parallel approximation plane parallel atmosphere plane-parallel atmosphere plane-parallel capacitor plane parallel cavity plane-parallel crystal plane parallel diode plane-parallel diode plane parallel grid plane-parallel grid plane-parallel ionization chamber plane-parallel layer plane parallel magnetron plane-parallel magnetron plane-parallel medium plane parallel motion plane-parallel motion plane parallel plate plane-parallel plate plane parallelplate ionization chamber plane-parallel reflector