通常来说,宇宙微波背景辐射粒子先发生了蓝移(它们的峰向光谱的蓝端移动),但当它进入超星系团之后又发生了红移。这两个效果相互抵消。
Normally a CMB photon is first blueshifted (its peak shifts towards the blue end of the spectrum) when it enters the supercluster and then redshifted as it leaves, so that the two effects cancel.
对每一位移分量,我们发现在一个边界的两端处仅有两个值。
For each displacement component we find that there are only two values at the two ends of a boundary.
利用在连续两个结点上的三柱端弯矩方程,消去侧移分量产生刚架连续三跨的柱端弯矩与荷载关系的三跨弯矩方程。
For two Three-Columniation End moment Equations at neighbor points, moved out sidesway, it is Three-span moment Equation of frame that be relationship moments in three spans with load.
本文分析了门式起重机腿端约束,侧移及正、反对称屈曲形式对支腿整体稳定性的影响。
This paper analyses the influence of end constraints, side displacement, positive and negative symmetric buckling form on integral stability of gantry crane's supporting legs.
在考虑顶部厂房因端部山墙引起的侧移刚度不确定性的条件下,智能力矩鲁棒控制器的控制效果和稳定性要优于常规的主动控制器。
Due to the stiffness uncertainty of fastigium at the end of the building, the robust moment controllers give superior performance and stability to the normal active moment controllers.
以位移为未知量,根据平衡条件建立了竖向荷载作用下端部固定的空腹桁架节点转角和节间侧移迭代计算公式与固端弯矩的计算方法。
Iterative formulas of nodal rotational Angle and lateral deflection of truss panel and fixed-moment in end-fixing Vierendeel truss subjected to vertical loads are presented in this paper.
首先,做端枪练习能使你意识到移臂动作会破坏你的平衡。
First and foremost, Stun Gun will make you aware of how your arm recovery can disrupt your balance.
移植肌腱会更短,功能也可能很好,但不可能位于最佳位置,与两端都位于止点中心的移植肌腱相比其不能防止胫骨前移。
This will be a shorter graft and may function reasonably well, but it may not be in the optimum location to prevent anterior translation compared to a graft centered in each footprint.
如晶体管电路,可在输入端参加一个节制旌旗灯号来节制移相巨细;
Such as the transistor circuit can be input by adding a control signal to control the phase-shift size;
连接的柔性对无支撑框架的侧移有很大的影响,设计时通过变化连接的刚度以平衡梁的跨中和端弯矩。
It is shown that economical designs may be realized with semi-rigid connections by a variation of connection stiffness that balances the span and end moments in a beam.
连接的柔性对无支撑框架的侧移有很大的影响,设计时通过变化连接的刚度以平衡梁的跨中和端弯矩。
It is shown that economical designs may be realized with semi-rigid connections by a variation of connection stiffness that balances the span and end moments in a beam.
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