The axialhole deviations caused by laser-guiding are analysed and the experimental results show that the new technology of laser guiding can prevent effectively the axialhole deviation in...
分析了激光导向加工时孔产生的误差，实验结果表明，采用激光导向的深孔加工新技术能有效地防止孔偏差。
2
Practices demonstrate that blocking balance hole is a effective method to resolve the axial negative thrust of rotor.
实践证明，堵平衡孔是解决转子轴向负推力问题的一种行之有效的方法。
3
Axial force is balanced by back vane or balanceable hole, for the specification with big radial force; we adopt double-wear passage design.