常見例句雙語(yǔ)例句Bolt circle diameter and pitch between bolt holes.螺栓圓周直逕及螺栓孔間距。lanxicy.comPitch Diameter (D) is the diameter of the pitch circle.節(jié)圓直逕（D）： 節(jié)圓直逕是節(jié)圓所在圓的直逕。 返回 pitch circle diameter