词汇	重量安全阀
释义	重量安全阀 weighted safety valve
随便看	sound velocimeter sound velocity sound veloci.ty sound velocity calibration sound velocity correction sound velocity curve sound velocity distribution sound velocity error sound velocity field sound velocity gradient sound velocity in atmosphere sound velocity in liquid sound velocity in seawater sound velocity in sea water sound velocity in the sea sound velocity measurement sound velocity measuring sound velocity meter sound velocity method sound velocity nozzle sound velocity profile sound velocity profiler sound-velocity-temperature-pressure instrument sound velocity under high pressure sound ventilation environment