基本解释[机] 推力球面滚子轴承词组短语短语aligning spherical roller thrust bearing 调心球面滚子推力轴承Self -aligning spherical roller thrust bearing 调心球面滚子推力轴承spherical thrust roller bearing 推力球面滚子轴承;推力球面滚子spherical roller thrust bearing更多词组专业释义机械工程球面滚子止推轴承推力球面滚子轴承推力曲面滚子轴承