悬式

Based on the generalized potential energy variational principle of nonlinear elasticity theory with large deflection,the incomplete generalized potential energy functional is established on the space coupling free vibration of three-span self-anchored suspension bridge by considering the effect of coupling of flexural and axial action,and shearing strain energy of stifening girder.

摘 要：基于大位移非线性弹性理论的广义变分厚理，考虑了加劲梁的压弯耦合和剪切应变能的影响，建立了三跨自锚式悬索桥空间耦合自由振动的大位移不完全广义势能泛函，通过约束变分导出了自锚式悬索桥的竖向挠曲振动、横向挠曲振动和纵向振动的基础微分方程，忽略非线性项的影响，进而得到线性振动微分方程。

The key products are ZHZ Series Hydraulic Support with Connected-Sliding-Integral Roof, ZHF Series Hydraulic Support with Connected-Sliding-Divided Roof, ZF Series Hydraulic Support Falling Roof-Coal, ZY Series Shielding Hydraulic Support, and ZJH Hydraulic Support with Sliding- Divided Roof, etc.

公司主导产品为ZHZ型系列整体顶梁组合悬移液压支架、ZHF型系列分体顶梁组合悬移液压支架、ZF型系列轻型放顶煤支架、ZY型系列掩护式支架、ZJH型系列悬移顶梁液压支架等。

Four points floating air suspension The cab of highway vehicle adopts domestic original four points floating air suspension shock absorbing device to realize the optimal shock absorbing under many kinds of road conditions; it is stable and comfortable and can reduce the fatigue of the driver efficiently securing the driving safety.

四点悬浮式空气悬架公路用车驾驶室采用国内独创的四点悬浮式空气悬架减震装置，可实现多种路况下的最佳减震效果，稳定而舒适，能有效降低驾驶员的疲劳，保证行车安全。

Firstly, the detailed analysis and calculate of the dynamics parameters as suspensory point load, pure toque of speed reducer shaft etc and kinematics parameters of conventional beam-pumping unit and eccentric placed pumping unit which are in services in oil field have been made combining the basic theory of present beam-pumping unit to provide theoretic foundation for the kinematics and dynamics simulation and optimizing design of pumping unit.

首先，结合现有游梁式抽油机工作原理，对油田在役的常规型游梁式抽油机和异相曲柄平衡游梁式抽油机的运动学和悬点载荷、减速箱曲柄轴静扭矩等动力学参数进行了详尽的分析计算，为游梁式抽油机的运动学和动力学仿真及其优化设计提供了理论依据。

Both gasless laparoscopy and conventional laparoscopy are suitable options for uterine myomectomy. However, gasless laparoscopy exhibits more advantages than conventional laparoscopy.

悬吊式无气腹腹腔镜与传统腹腔镜均能成功地进行子宫肌瘤的切除，但是悬吊式无气腹腹腔镜在子宫肌瘤切除术方面显示出更多的优势。

To more briefly calculate the accurate solution of the hangingpoint motion parameters of the beampumping unit,the walking beam's swing equation according to the geometry relationship and movement characteristic of the four pitmen mechanism in the beampumping unit is found.

根据游梁式抽油机四连杆机构的几何关系和运动特点，建立了游梁的摆动方程，并由该方程得出了游梁摆角变化规律以及悬点运动的位移、速度和加速度的计算公式，从而给出了求游梁式抽油机悬点运动参数精确解的一种计算方法。

Function has putt conveyor, plate chain conveyor, chain trough conveyor, chain conveyor underground, hanging chain conveyor, roller lose, such as computer-controlled conveyor.

功能有推杆式输送、板式链条输送、槽式链条输送、地下链式输送、悬挂链输送、滚筒式输、电脑控制式输送等。

An equation is derived by theoretical analysis, to establish a relationship between suspended sediment concentrations and ADCP echo intensity output. For the survey at the entrance to Jiaozhou Bay, an ADCP is mounted on a moving vessel; the calibration coefficient in the equation is determined by in situ measurement. Then, a semi-empirical formula is obtained and used to calculate suspended sediment concentration profiles along several crosssections.

理论分析获得了海水中悬沙浓度与ADCP输出的回声强度之间的函数关系式；在胶州湾口门进行走航式测量，同步采水样进行现场校正来率定相应的ADCP声学信号，获得了计算悬沙浓度的半经验公式；进而得到走航断面准同步的悬沙浓度剖面。

Based on the particular dynamic characteristic of self-anchored suspension bridge,the lead extrusion damper s are proposed to install between the deck and the anchor piers to improve the transverse seismic response of the bridge structure.

本文根据自锚式悬索桥独特的动力特性，提出在悬索桥主梁与过渡墩、辅助墩之间沿横向设置铅挤压阻尼器的消能减震设计方案，以控制悬索桥的横向地震反应。

Based on the particular dynamic characteristic of self-anchored suspension bridge,the lead extrusion dampers are proposed to install between the deck and the anchor piers to improve the transverse seismic response of the bridge structure.

本文根据自锚式悬索桥独特的动力特性，提出在悬索桥主梁与过渡墩、辅助墩之间沿横向设置铅挤压阻尼器的消能减震设计方案，以控制悬索桥的横向地震反应。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。