上电

The paper focuses on the optimal distribution of the PZT-based sensor in high-rise building on the basis of predominated properties.

本文在充分论述压电陶瓷传感器性能和特点的基础上，主要讨论基于遗传算法的压电传感器在高层结构中的优化布设问题。

This paper addresses an essentiality and study methods about the system and gives out the results of calculation and design for the circuit at first,and then presents an electro-dynamical model to calculates key parameters and protracts thei.

电脉冲除冰系统是上世纪80年代以来新兴的飞机用电动-机械式除冰技术，国内关于该方面的研究起步较晚，文中在阐述了电脉冲除冰研究重要性和研究方法后，首先对电容充放电电路进行了分析与设计计算，接着给出电动力学模型，并计算了系统中感兴趣的关键参数，对计算结果进行处理后得到了能够指导设计的重要参数间的关系图，结合工程实例给予了分析与评价，提出了下一步研究解决的问题。

To date,the mechanism of beef aging is not absolutely understood.Based on prevenient researches,the purpose of this research is to study the effect of electrical stimulation and delay chilling on tenderness of beef by analysis of carcass temperature、pH and shear force value and tenderizing effect of delay chilling.

本实验是承前人研究的基础上，根据对胴体温度、pH值及牛背最长肌剪切力值的分析综合评价了电刺激和延迟冷却对牛肉嫩度的影响，并通过对肌原纤维超微结构的研究，探讨了延迟冷却处理的嫩化机制与电刺激处理对肌原纤维超微结构的影响及对牛肉嫩度改善的影响程度。

The mechanical properties, electrical properties, and the thermal stability at elevated temperatures of the composites understudied will be discussed thoroughly in this thesis.

论文中将详细地探讨此铜-钨复合材料的机械性质、电性质、及其在高温下的热稳定性，并评估将此一复合材料应用在电接触材料领域上的优劣点。

The effects of various correction elements and regulation parameters on the reheat steam turbine and their regularity have been discussed in detail according to a dynamic analogy test of the power-frequency electro-hydraulic control equipment for reheat steam turbines.

在中间再过热汽轮机功—频电液调节装置动态模拟试验的基础上，本文着重探讨电液调节装置的各校正元件、各调节参数对中间再过热汽轮机的影响及其规律性，并提出主要调节参数的合理范围。

The equation of ESCDAC is presented. Secondly, Based on this equation and the independent characteristic of observation valves, the ESR of the azimuth measurement error is presented by full - difference of the measurement equation which acts as the precision of ESCDAC.

然后以该方程为基础，根据该方程中各个观测量相互独立的特点，方位测量误差的均方根值可由测向方程的全微分求得，并将其作为电扫描恒差比幅测向的精度，由该精度公式可以看出，电扫描恒差比幅测向有很高的精度，并且在不同的角度上，其精度保持稳定。

The coercive field was also enhanced. The film on LNO/LSTO bottom electrode has larger dielectric constant and leakage current.

介电常数和漏电流的测试表明，LNO/LSTO底电极上制备的PZT薄膜具有大的介电常数和漏电流。

The variable displacement pump controlled by microcomputer hes also been studied in dissertation.

本论文还对变量泵的计算机控制进行了一些探索，并在电反馈电液比例恒压泵上实现了计算机PID和积分变离PID控制。

By analysis and comparing with other kind of control system, according to the demands of the servo system for the Chamfering machines, the servo cylinder of the system was designed, the parameters of the opponents that was used for control and feedback in the system was calculated. Finally, the mathematics model of the position-feedback system was established, according to the model, the simulation frame was provided.

根据倒棱机对伺服控制系统的要求，通过分析及与其它控制系统的比较，设计了电液伺服系统的伺服油缸，确定了电液伺服系统控制及反馈元件性能参数，最后建立了位置控制闭环反馈系统的各个环节数学模型，并在此基础上绘出了伺服系统传递函数框图。

It is feasible using three chamber electro dialysis to reduce water from PAM flooding mineralized degree technically. The viscidity of fresh water confecting 1 g/L polymer liquor is 11.9 mPa·s bigger than that is confected by fresh water. The handling voltage is 17 V.

结果表明：利用三室电渗析槽降低含聚污水矿化度在技术上是可行的；用降矿化度后的淡水配制1g/L的聚合物溶液的黏度比清水所配的高11.9mPa·s；采用微型电渗析方法降低油田含聚污水矿化度的适宜操作电压为17V。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。