查询词典 electrical

In the daily management of distribution network, the network structure and the equipment and they locate the geographical environment close correlation, like equipment such as transformer substation, pole tower, user, transformer, with geographical coordinate closely relates in together, but power distribution equipment management, movement management, production scheduling, plan design and so on not only must understand electrical network analysis situs relations and equipment situation, but also must grasp space position which his they is at, therefore must and its geographical coordinate the characteristic position relates the equipment the unification management.

在配电系统的日常管理中，网络的结构与设备和它们所处的地理环境密切相关，如变电站、杆塔、用户、变压器等设备，和地理坐标紧密联系在一起，而配电的设备管理、运行管理、生产调度、规划设计等不但要了解电网的拓扑关系和设备情况，还要掌握它们所在的空间位置，因此必须将设备及其地理坐标特征位置联系起来统一管理。

It is difficult to build an analytic expression that includes all the factors to describe the heat flow in electrical apparatus.

电器各部分的发热与散热是一个非常复杂的过程，影响它的因素很多，很难建立一个考虑到所有影响因素的热过程解析公式。

Thus it discussesd the electrical backgrounds of Fourier transformation and the analytical method of the non-period electric circuits.

单位阶跃函数的一个表现为电路中电容上电压的跳跃变化，这将引起电容中电流的巨变，而单位脉冲函数体现了这一特点。

Electrical and optical properties of TiO2 anatase thin films.

FeS2电子结构与光学性质的密度泛函计算。

The Company's mission is to provide the electronics | electrical industry with a series of electronic chemical materials, ancillary equipment and a variety of precision adhesive.

本公司的使命是为电子|电器行业提供一系列的电子化工辅料、配套设备及各种规格的精密胶粘制品。

Mechanical and electrical products and ancillary products.

机电产品及配套产品。

Irrespective of their impedance headphones and loudspeakers can have very different efficiencies which means that the electrical signal is converted more or less effectively to acoustic anergy.

如果不考虑喇叭和耳机的阻抗的话，在效率上将会有非常大的差别，就是说：相同的电信号有可能转换成更多或更少的声能。

The system adopted active tracking,namely calculate the input angle of the tracking device in advance,the angle is correspondent to the sun position some moment.Photoelectric sensors react the sunlight that putting on different position of the platform, feedback electrical signal.Then single-chip applys the subprogram and sends out pulse to step motors according to the signals,can control the rotate angle and direction of the step motor. The mechanism has realized the automatic track to the sun, so that the trackers top flat board can be always vertical to the sunlight and arrive the furthest receiving energy.

系统采用主动式跟踪，即预先计算好对应于某时刻太阳位置的跟踪机构的输入角度，通过跟踪器上平台不同位置上摆放的光电传感器感受该太阳位置的光照，反馈回电信号，单片机根据该信号调用子程序发出脉冲对步进电动机的转动角度和方向进行控制，实现了机构对太阳的自动跟踪，使跟踪装置的上平台始终处于垂直于光照方向，达到了能量最大限度的接收。

Stepper motor is a pulse will be transferred into angular displacement of the Electrical and Mechanical-DAC devices.

步进电机是一个将脉冲信号转移成角位移的机电式数模转换器装置。

Stepper motor is the working principle of electrical pulse signal into angular displacement of a Electromechanical Digital to Analog.

步进电机的工作原理是将电脉冲信号转换成角位移的一种机电式数模转换器。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。