On the bases of analysis for motion regularity and damage condition, a method for taper machining of crossshaft journal is proposed to reduce journal damage.
在分析运动规律和损坏状况的基础上，提出把十字轴轴颈加工成锥度的办法减轻轴颈损坏。
2
It provides access to a large-cross section of a well, instead of just a narrow, vertical shaft.
提供了一个大的油井截面，而不只是一个狭长竖井。
3
Only the temperature measuring equipment of cross beam and the dip shaft are both in good condition, can the model run.