Based on the geometrical relation between tappets and cams, uniform formulas for mutual lift-range transition between flat based tappet, roller (or sphere) tappet and cone tappet were presented.
通过分析不同从动件与凸轮的几何关系，推导出一组平底挺杆、滚子或球面挺杆、尖锥挺杆升程的相互转换通用公式。
And the branched structure caused an early transition of the separated domain from the sphere-like to the rod-like, which was interpreted theoretically through a thermodynamic model.
支化结构使分散相区域从球状向棒状形式的相变点提前，通过热力学模型分析，对这一现象进行了理论解释。
The hydrogen bubble flow visualization technique was used to study the effects of small semi-sphere on the boundary layer transition of flow over a smooth circular plate.
应用氢气泡流动显示技术对圆盘上小半球对边界层转捩的影响进行了观测。
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