Not leak in the hydraulicoil, may also reduce the pressure.
在液压油不泄漏的情况下，压力也可能减低。
2
By analysing principle, hydraulicpressure, seal, the feasibility of oil pressure method about main gear in striking refinement vanadium steel converter are discussed.
通过对油压法的原理、液压力、密封等进行分析，阐明油压法在提钒转炉大齿轮拆除中的可行性。
3
Hydraulicoil flush return circuit, pressure filter and pressure breaking device are added to the systems, solving the problems in design and application of hydrostatic transmission systems.