铰

The ultimate load of plate girders was analyzed by spline finite strip and plastic hinge method.

用样条有限条塑性铰法分析了板梁的极限荷载。

Detailed researches are implemented to behavior of superincumbent strata in mining 45 degree coal seams using horizontal section top-coal caving in this paper.

本文针对45°特厚煤层水平分段放顶煤开采后的上覆岩层移动破坏规律进行了深入研究，指出45°特厚煤层开采后老顶破断后在一定层位形成了沿倾斜方向的铰接岩梁结构，即倾斜岩梁。

The restoring force, torsional effect and peak values（displacement, velocity, acceleration） at each floor during the shaking table test are also presented in the report. Finally, a numerical model of this steel structure is developed by Drain2D+ computer program. Model is proved by test result.

最后，以Drain2D+建立本试验结构之二维数值模型，根据试验过程中之不同结构形式所模拟之不同地震状况，进行动力分析，并与振动台试验结果做比较，可以验证此一数值模型的可靠性，并更进一步利用此数值模型求出其结构模态以及塑性铰产生的时机与顺序及其生成的位置。

As the above equation is a transcendental one, it cannot be solved readily. Through some appropriate mathematical transformation, however, a calculating equation for practical use is established.

由于该公式是一超越方程式，无法直接求解，为此，作者又从数学上作了适当的函数变换，通过变换，最后建立了两端球铰的伸缩油缸临界力的计算公式。

Damping joints are designed to reduce the vibration of frame structures based on travelling wave formulation.

基于框架结构的行波动力学模型，设计阻尼铰以达到减振的目的。

Its upper end is hinge connected to a trestle on top of the tower head.

它的上端与塔端上的支架成铰接。

By means of a 1/17 scale hydraulic model of the lock culvert valve of the TGP, the valve trunnion load s were measured and their fluctuation values and characteristics were analyzed.

通过几何比尺17的阀门段水力学模型试验，测量了在阀门运行过程中三峡船闸输水阀门支铰荷载，并分析了其脉动量的数值及频率特性。

The VSR technique is used on trunnion steel girder of arc gate in Liujiadaokou Water Complex Project,which helps meet the requirements for construction period,quality,running security,environmental protection,safe production,etc.

刘家道口枢纽工程弧形闸门支铰钢梁采用了振动时效消应技术，满足了建设工期、质量、运行安全、环保及安全生产等要求。

The results show that supper-harmonic resonance of orders 2, 3, 4 occurs with the second mode of ATP, and that the unsymmetry of motion of ATP is described under wave excitation.

计算结果表明，在波浪激励下系统二阶模态将发生2、3、4倍超谐共振运动，并且揭示了弹性铰接塔平台在波浪作用下振动的不对称性。

Redundant driving structure designed based on a new type of universal Cartesian serial-parallel manipulator, kinetics equations and Euler equations constructed, complete analysis of each jointed points of the moving platform carried out, inverse kinetics solution can be obtained with the given parameters, which include the position and orientation of the manipulator, applied force on the output shaft, parameters of motion of output shaft and connecting bar and sliding block, computer programming adopted to get the valid data and its figure, thus found the perfect show of this redundant driving structure compared to the primary mechanism without redundant driving.

对全新结构的万能直角串并联机构进行冗余驱动设计，通过建立动力学万程和欧拉方程，对机构的动平台各输入铰点处的受力状况进行了全面的分析，已知机构在给定空间位置和姿态下的输出端的受力、主轴的运动参数、连杆的运动参数、水平和垂直运动滑块的运动参数时，可以反向求解机构约动力学反解，通过计算机语言编程计算和绘图得至（直观有效的结果数据，由此得知冗余驱动在改善原机构的动力学特性方面的良好表现。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。