短語(yǔ)詞組短語(yǔ)pivot pin bearing 立式止推軸承pivot shaft bearing 樞軸軸承inner pivot shaft bearing 內(nèi)部樞軸軸承ellipsoidal pivot jewel bearing 橢球?qū)毷S承pivot pin bearing cover 立式止推軸承蓋pivot shaft bearing compartment 樞軸軸承間隔室pivot pin bearing preload 立式止推軸承預(yù)緊pivot pin bearing adjustment 立式止推軸承調(diào)整 返回 pivot bearing