有效性

The circular saw is used as the research object, the experiments are processed separately on the fixed and the rotating circular saw, and the obtained results show the effectiveness of the control system.

本文以圆锯为研究对象，设计了实验装置，分别对固定状态和旋转状态的圆锯进行了振动主动控制实验，实验结果说明了所设计控制系统的有效性。

It showed the correctness of the criteria of roundness error and relationship between the minimum zone circle, minimum circumscribed circle and maximum inscribed circle and the effectiveness of the methods for evaluation of roundness error.

也验证了圆度误差判别准则及最小区域圆、最小外接圆和最大内接圆特征点间的相互关系的准确性和误差评定方法的有效性。

We try to figure out the cause of this contradiction and thereby to challenge the effectiveness of the current classificatory framework of drugs.

我们试图理解这种矛盾的发生原由，同时也藉此质疑这个毒品分类的有效性。

Conceptually such equations exist, however, they are not available in closed form.

从而验证POD方法在降维问题上的有效性和可行性。

The convergence of the closed loop system is also proved by using Lyapunov method.

最后，用设计的控制器对一类机器人进行了仿真，验证了方法的有效性。

In the last, mathematical simulation validats the solution in a satellite closed loop attitude control system.

最后通过数值仿真验证了该算法的有效性。

On the basis of three-phase inverting circuit, this paper describes how to make the control method of open loop system in closed loop system.

以三相逆变电路为基础，阐述了如何将开环系统的控制方法用于闭环系统，并且介绍了这种新的控制方法在实际中的应用，证明了该方法的有效性。

The comparison based on FEM, SEA and the closed form solution reveals th e effectiveness of SEA in the prediction of high-frequency response. Next, the energy transmission between two coupled beams is obtained through FEM, and then the CLF used by SEA is built.

然后以耦合梁为例，通过有限元法得到两个梁之间的能量传递，并进而得到SEA所需的耦合损耗因子；将有限元计算结果和SEA结果对比验证了该方法的有效性，以期建立一种用有限元法获得SEA参数的新途径。

The high-frequency response characters of a simple-supported beam is obtained by NASTRAN.The result is strongly influenced by the mesh size.The comparison based on FEM,SEA and the closed form solution reveals the effectiveness of SEA in the prediction of high-frequency response.

利用NASTRAN软件得到一简支梁从低频到高频的频响特性，研究了不同有限元网格划分对结构高频特性的影响，并通过SEA法、有法元法以及解析解的对比揭示了SEA法在高频响应预示中的有效性。

The results of simulation are compared to the real detecting data, which can perfectly prove that the conclusion expounded in this paper is effective and accurate in simulate the cloverleaf.

最后对天津市某立交桥的运行状况进行了仿真，通过试验结果与实测结果的比较，证实了该仿真系统的有效性。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。