短語詞組短語foundation pressure diffuser angle 地基壓力擴散角pressure -angle 壓力角pressure discharging angle 卸壓角working -pressure-angle function 嚙合角函數working pressure angle 嚙合角pressure angle of involute 漸開線壓力角Generating pressure angle 產形輪壓力角Nominal pressure angle 齒形角 返回 pressure angle