相似条件

The case of inclined longwall and overhead mining at 31005 face in Zaozhuang Coal Mine and technical manage measures are introduced.

介绍了查庄煤矿在31005工作面使用倾斜长壁仰斜开采的情况及技术管理措施，对相似条件下此类采煤法的使用提供了可借鉴的经验。

In order to study on the problems of cracking similarity conditions and test simulating method of induced joint in structural model test, fracture property tests of material and mechanics theory deducing are presented in this paper.

为了研究诱导缝在结构模型破坏试验中的开裂相似条件和试验模拟方法，进行了材料的断裂特性实验和力学理论推导。

According to the similarity criterion of structural model test, prototype material and model material need to conform to the similarity conditions of fracture property and shear-friction strength.

为了研究诱导缝在结构模型破坏试验中的开裂相似条件和试验模拟方法，进行了材料的断裂特性实验和力学理论推导。

Furhermore, theory of fracture mechanics is used to analyze the relation between fracture toughness and stress intensity factor, the similarity conditions of cracking property is deduced, and the model sizes of induced joint, conformed to the cracking conditions, is calculated.

在此基础上运用断裂力学理论，分析应力强度因子与断裂韧度之间的关系，推导出诱导缝的开裂特性相似条件和满足开裂条件的诱导缝模型尺寸。

Based on the similarity theory, the similarity conditions of the concrete oil storage tank temperature stress model experiment are derived, and the similarity constants are determined.

文章根据相似理论，推导出混凝土储油罐温度应力模型试验的相似条件，并确定了试验相似常数，进而提出储油罐模型温度荷载加载方式，最后通过数值仿真分析手段进行了验证。

We discussed the establishment of similarity conditions based on equation analysis.By adjusting the excited frequency for the distorted model of spherical shell to some extent,it may compensate the deflection of predicting the behavior of prototype from the test result of distorted spherical shell.

基于方程分析法讨论了相似条件的建立过程，并针对畸变后的球壳，调节模型的激励频率，在某种程度上补偿畸变球壳对原型预测得到的偏差。

The model can be designed according to the absolute normal model scale or the distorted model scale, in consideration of the conditions of the test site and water supply capacity etc., this experiment designs model in the light of the distorted model scale . The distorted model scale can satisfy the similarity conditions of surge equation and water hammer equation.

试验模型可以设计成正态，也可以设计成变态，考虑到试验场地、供水能力等因素，模型按变态设计，模型比尺同时满足了波动方程和水击方程的相似条件。

By analyzing the characteristics of seismic rupture process and considering the three hypothetical conditions of similarity satisfied by earthquake,i e geometrical, stress environment and dynamic similarities of fault planes, the authous have studied the scaling analysis of similarity between earthquakes with various magnitudes and set up the scaling relation between sou.

本文根据Heaskel二维矩形地震破裂模式，导出了以ω立方的波谱衰减，在分析地震破裂过程特征、考虑三个主要的相似性假定基础上，即假定地震满足断层面几何相似、应力环境相似和动力学相似条件，研究了大小地震相似性问题的标度分析，建立了地震破裂和源参数之间的标定律关系。

To solve this problem,the prerequisite condition for the similarity of bond graph of system is explored and the dynamic similarity conditions for the elements of bond graph are derived on the basis of bond graph which is ...

基于此，以适用于多能域系统建模的键合图为工具，论述复杂机电系统键合图相似的前提条件，推导出键合图各要素相似所对应的动力学相似条件。

When the geometric similitude ratio of the model to the prototype was determined and the loading similitude condition was satisfied by using similitude theory in structure modeling and experimental techniques, the prototype soil parameters were derived according to the model test result. The vibrating wheel compelled by harmonic exciting force was treated as a lumped mass vibrating system by equation equity method. By using this mechanical model in vibrating compaction, soil parameters were identified according to the equivalence of vibrating differential equation. The curve fitting method of amplitude versus frequency response was used for dynamic simulation based on the systematic dynamic equation of vibrating roller-soil system.

用相似理论与模型试验法在确定了模型与原型之间的几何相似比并满足载荷相似条件后，根据模型试验结果推导出了原型土体参数；用方程对等法把受简谐激振力作用的振动轮等效为集中质量振动系统，以此作为振动压实过程的力学模型，根据振动微分方程的等效条件进行识别；用幅频特性曲线拟合法以振动压路机－土壤系统动力学方程为基础，用计算机进行动态仿真。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了