动电的

This paper introduces the designing of a moving coil electrohydraulic servo valve which improve the ability of antipollution.

通过对一种动圈电液伺服阀的液压桥路和具体参数的设计，提高了这种伺服阀抗污染的能力

Experimental results, which are consonant with computer simulation, supply support to engineering.

本文在利用PVDF压电薄膜解决实际工作中关键测试问题的同时，也讨论了PVDF测试技术在冲击或强动载荷环境中所存在的局限性，并提出了相应的改进措施。

The circular polarization at the lower resonant frequency of the dual-frequency antenna can be achieved by setting a perturbation segment at an appropriate location in the patch element, and placing the feed point on the diagonal axis.

在较低的谐振频率处圆极化的获得是通过在天线辐射单元上适当地设置摄动元素，并将馈电点移到辐射单元的对角线上。

According to the theory of electrical structure,the microscopic mechanism of magnetic medium diamagnetism is explained rigorously by analyzing the electronic procession external megnetic field.

从物质的电结构理论出发，通过分析电子在外磁场中的进动，严格解释了磁介质产生抗磁性的微观机

ACTUATOR,A mechanical device operated electrically ,hydraulically,pneumatically or mechanically for transmitting motion between components.

作动筒，由电，液压，气源或机械驱动的机械装置，用于传送部件之间的运动。

The I/O linearization method is applied to solve the mismatching problem of nonlinear perturbations in the system.

根据电堆温度机理模型，我们提出了变结构控制系统设计方案，快速平滑趋近律和快速收敛滑动模态被设计用来削弱抖振对系统的影响，并采用输入/输出线性化方法来解决系统中的摄动非匹配问题。

The pressure adjusting valve 1, piston 2, moves up to close the contact of micro-switch 5

电器面板显示，在这样的压力下完成了倒线。对于安装有电控换相起的双线系统，微动开关5

Based on the transfer matrix method and ball bearing analysis theory, the dynamic characteristics of rotor-bearing system of high speed machine tool spindle are researched.

完成5SD51A和5SD18-4等两款高速磨削电主轴的动态设计，分析了各种结构因素对主轴临界转速、不平衡响应和动、静刚度的影响。

The strike plate is delivered with fasteners that permit it to flex so that

撞击板由紧固件拖动伸缩，所以当门被关闭时，撞击板自动与磁场匹配，磁力就会发生作用，牢牢的将门锁上，切断磁体的电，门就会打开。

Objective To investigate the effects of subthalamic nucleus -deep brain stimulation on expression of dopamine and adenosine 3'5'-monophosphate-regulated phosphor-protein (DARPP-32) and its phosphorylated proteins in corpus striatum of rat models with levodopa-induced dyskinesia.

目的 探讨丘脑底核高频电刺激对帕金森病异动症大鼠纹状体区多巴胺和cAMP调节的磷蛋白(DARPP-32)及其磷酸化蛋白表达的影响。

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。