名词定义中文名称：瞬时轴英文名称：instantaneous axis定义：在平行轴或相交轴的齿轮副中，指两齿轮作相对的瞬时回转运动的轴线。在交错轴齿轮副中，指两齿轮作相对的瞬时螺旋运动的轴线。应用学科：机械工程（一级学科）；传动
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instantaneous axis of rotation [力] [机] 瞬时转动轴 ; 瞬时旋转轴线 ; [力] 转动瞬轴 ; [力] 瞬时旋转轴
spatial instantaneous axis 空间瞬时轴
instantaneous screw axis [物] 瞬时螺旋轴 ; 瞬时螺旋轴线
the instantaneous axis of rigid 刚体转动瞬轴
the method of instantaneous axis 瞬轴法
fixed cones of instantaneous axis 定瞬轴锥面
motive cone of instantaneous axis 动瞬轴锥面
Studies application of matric method to deal with fixed point rotation of rigid body, and infers instantaneous axis equation.
介绍了用矩阵讨论刚体定点转动瞬轴的方法，在此基础上推导出转动瞬轴方程。
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。
The two different definitions of the axis of rotation are discussed. One is the definition of the CIRP text and the other is that of the instantaneous center of rotation.
评论了机床主轴转轴的两种不同定义，其一是CIRP统一文件的回转轴线定义，另一是瞬时回转中心线的定义，指出这两种定义均有不妥之处。
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