片语

instantaneous suspension center悬架瞬时中心

instantaneous turning center瞬时转动中心

instantaneous velocity center瞬时速度中心

the instantaneous velocity center method瞬心法

instantaneous acceleration center加速度瞬心

particle for instantaneous velocity center瞬心质点

instantaneous velocity center method速度瞬心法

instantaneous rotary center瞬心

Instantaneous motion center瞬时运动中心

英汉例句

• according to theorem of motion of centre of mass and theorem of moment of momentum about centre of mass, we derive the theorem of moment of momentum about instantaneous center of rotation.

  从质心运动定理和相对质心的动量矩定理出发，导出了相对瞬心的动量矩定理。

• 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。

• for double-action parallel indexing cam mechanism, the characteristics of its instantaneous center curve are determined by the mechanism's speed-ratio.

  提出了双作用式平行分度凸轮机构，并按研究齿轮啮合的方法研究其凸轮廓线。

• two methods of establishing acceleration instantaneous center place, namely, a round of outside connection method and a formula method are described.

  提出了求加速度瞬心的两种方法，即外接圆法和公式法。

• 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。

• generally, base point method is used when we analyze the acceleration of a paint in the plane figure, we seldom use the instantaneous center method.

  分析平面图形上点的加速度问题一般采用基点法，很少采用瞬心法。

• when using moving instantaneous center circle, the coupler speed ruler of a crank rocker mechanism was completed.

  提出速度瞬心线投影圆的概念，利用运动瞬心圆可建立曲柄摇桿机构的连桿速度规。

• in this paper, the instantaneous center method for the redaction of masses and forces is proposed.

  本文提出了质量和力等效转化的速度瞬心法。

• instantaneous center of rotation-velocity vector method is the integration of instantaneous center of rotation analysis and velocity vector method.

  将瞬心分析与速度矢量法相结合的瞬心—速度矢量法较转化机构法更为清晰、明了、直观。