短語詞組短語PCD Pitch Circle Diameter 間隔圓圈直逕PBD Pitch Circle Diameter 節(jié)圓直逕;詳細(xì)繙譯electrode pitch circle diameter [電子]電極分佈圓直逕;電極節(jié)圓直逕bearing pitch circle diameter 軸承節(jié)圓直逕Roller pitch circle diameter dp 滾子節(jié)圓直逕actual hobbing pitch circle diameter [機(jī)]實(shí)際滾切節(jié)圓直逕theoretical hobbing pitch circle diameter 理論滾切圓直逕 返回 pitch circle diameter