单词	勤勉(度)
释义	同勤勉(度)--工业
随便看	vacuum pressure impregnation plant vacuum pressure infiltration vacuum pressure sintering vacuum pressure sintering furnace vacuum printing frame vacuum process vacuum-processed concrete vacuum propagation constant of vacuum pugmill vacuum pulling crystal vacuum pump vacuum(pump) vacuum--pump vacuum pump air removal system vacuum pumping vacuum-pumping vacuum pumping system vacuum pumping--system vacuum pump oil vacuum pumps vacuum quenching oil vacuum receiver vacuum recorder vacuum refining vacuum refining of melting metal