查询词典 dam

By dynamic stability analysis and calculation in means of FEM, the three-dimension data processing technique for arbitrary cross sections of solid masses was adopted, then the safety factor of the abutment of arch dam was provided using FEM, and corresponding programs was compiled.

采用有限元法进行动力分析计算，利用三维实体任意切面数据处理技术，提出了应用有限元法计算拱坝坝肩稳定安全系数方法，在此基础上完成了基于有限元法以坝肩动力稳定安全系数为目标的高拱坝优化设计程序。

Hobson-Jobson", written in 1886, lists over 2,000 Anglo-Indian expressions."

可以肯定地说，&Shampoo&和&bungalow&已经在英语词典里拥有它们自己的位置了，但是印度语的&dam&又如何呢？

The final solution will be to set two current blocking piers of 10 m and 18.5 m high respectively at stake 20+151m and 20+300m on the scour-resistant wall and an apron of 200m wide and 50m long starting from the dam toe and close to the cofferdam.

试验结果表明：护坦减轻了下游纵向围堰左侧坝趾处的回流淘刷，隔流墩明显减轻了防冲墙附近河床的冲刷，确保了坝基和下游纵向围堰的安全。

Using the method, studies reveal that the stability of arch dam against buckling is generally governed by the top arch ring and the cantilever is more steady than the horizontal arch.

利用该法研究表明：坝体结构失稳的控制拱圈一般在拱顶，悬臂梁的稳定性高于水平拱圈。

Based on these hot and key spots in construction of high dams at present, Combining one of the 973 plan projects: Study of Global Stability of Geology Engineering System under Interaction of Several Factors(NO.2002CB412707), the dissertation mainly studies the stability anomaly and corresponding shape optimization. The main contents are as follows:The dissertation advances stability analysis method of arch dams based on arch-cantilever method, that is, the stability of arch ring and cantilever are analyzed respectively based on arch-cantilever method and corresponding formula of stability calculation is established. So the calculation methods of dam stress and stability are unified.

围绕目前高拱坝建设中的热点和重点问题，结合973计划课题：多因素相互作用下地质工程系统的整体稳定性研究(编号 2002CB412707)，重点研究高拱坝的稳定转异以及体形优化，现将主要内容归纳如下：本文提出基于拱梁分载法的拱坝稳定分析方法，即在拱梁分载法的基础上，分别分析拱圈和悬臂梁的稳定，建立相应的稳定计算公式，统一坝体结构稳定和应力计算方法。

Resonant ; Dam p ; Therm odynam icbalance ; Dy- nam ic balance ; Free- piston Stirling refrigerator

谐振；阻尼；热力学平衡；动力学平衡；自由活塞型斯特林制冷机

Uses such as: high-rise elevator shaft, installing a dedicated basket; granary, Meijing explosion-proof security basket; high-rise buildings tower crane drivers from top to bottom for basket; shipbuilding welding, decorative basket; large tank plant chimneys, boiler maintenance With basket; dam, a bridge maintenance decorative basket (up to 32 meters); external wall decoration with basket: plastering the external walls, insulation, paint and glass curtain wall installation, cleaning, marble dry hanging, and so on.

用途如：高层电梯井道安装专用吊篮；粮仓、煤井安检防爆吊篮；高层建筑塔吊司机上下专用吊篮；造船业的焊接、装饰用吊篮；大型罐体电厂烟囱、锅炉维修保养用吊篮；大坝、桥梁维修装饰用吊篮(最长可达32米)；外墙装修用吊篮：外墙抹灰、保温、涂料、幕墙玻璃安装、清洗、大理石干挂等等。

Based on this, it optimizes the model and the elevation of upstream and downstream cofferdam. It studies the design of the bedding course of the downstream concrete slab protection slop of overflow cofferdam. It puts forward relevant risk rate"s calculation models, and gives the risk rate"s calculation methods. Chapter 4 synthetically considers the key-points and difficulties of Shuibuya Hydropower diversion. It carries out diversion scheme suitable for Shuibuya high concrete facing rockfill dam.

对土石过水围堰下游砼板护坡反滤层设计进行了研究，提出反滤层设计的风险模型，并给出了风险率的计算方法；第四章在综合考虑水布垭导流与度汛工程的重点与难点及工程布置、施工要求的基础上，经多方案技术经济比较，研究确定了适合水布垭高面板堆石坝工程特征的导流与度汛方案。

The shaking table model tests of dam section of sand-draining section, power section, water retaining section and overflow section were described in the 4 chapter.The influences of hydrostatic pressure and rolled bedding fault were considered for the tests.

采用仿真混凝土，对金安桥碾压混凝土重力坝的排砂坝段、发电引水坝段、挡水坝段和溢流坝段进行动力模型破坏试验，试验中考虑了静水压力和碾压层的影响，对该坝的动力破坏位置和抗震性能进行了评价。

In the light of calculating method ofλ〓, the values ofλ〓 of different rainwater utilization measures such as the level terrace, artificial forestry land, artificial grassland, sloping bench terrace, dam are determined in the precipitation of different design frequency. At the same time, the effect of quality of measures and new soil additive PAM on theλ〓 are discussed.

利用径流小区研究成果，按照降雨径流调控参数λ〓的计算方法，经过数学转换，确定了水平梯田、人工林地、人工草地、隔坡梯田、淤地坝等雨水利用措施在不同设计频率降水年份下的降雨径流调控参数λ〓，讨论了措施质量对λ〓的影响，利用实验确定了土壤结构改良剂PAM对λ〓的定量影响。

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％。