unhappy spherical bearing是什么意思 unhappy spherical bearing怎么读
unhappy spherical bearing的相关资料
unhappy spherical bearing的用法和样例
- Lapping technology of hydrostatic oil film spherical camplate and its measuring method are presented in this paper.
本文叙述了制造油膜静压球面轴承的研磨技术和球面测量的具体方法。
展开更多
