... instantaneous acceleration瞬时加速度 instantaneous angular velocity瞬时角速度 instantaneous current瞬时电流 ...
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This paper proposes a technique for on line detection of cylinder-to-cylinder nonuniformity and incipient misfire by instantaneous angular velocity signals in automotive engines.
提出一种利用瞬时转速信号在线监测汽车发动机各缸工作不均匀性和失火故障的方法。
There from it is used to obtain the principles of the angular of momentum of the system of particles with respect to its cenier of mass and instantaneous center of velocity.
采用简捷的方法推导质点系相对于任意动点的动量矩定理，并由此引出质点系相对于质心的动量矩定理和质点系相对于速度瞬心的动量矩定理。
In accodance with kinetic energy theorem, this paper presents an angular mo- mentum theorem of velocity instantaneous centre axis. This theorem is a simple and convenient scalar equation.
从动能定理出发，推导出一个对速度瞬心轴的角动量定理，它是一个简便的标量方程。
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