短語(yǔ)詞組短語(yǔ)foundation pressure diffuser angle 地基壓力擴(kuò)散角pressure -angle 壓力角pressure discharging angle 卸壓角working -pressure-angle function 齧郃角函數(shù)working pressure angle 齧郃角pressure angle of involute 漸開(kāi)線壓力角Generating pressure angle 産形輪壓力角Nominal pressure angle 齒形角 返回 pressure angle