查询词典 current

The temperature collected by 18 B20 is detected by single chip computer,according to high and low temperature,single chip computer P2.7-pin output high level or low level to control relay whether there is current in the coil through,according to the coil power relay,normally open contact is closed,no current passing,often a disconnect to maintain contacts so as to achieve the automatic control from the fans stopped.

利用单片机检测18B20采集的温度，根据温度高低，单片机的P2.7脚输出高电平或者低电平，来控制继电器线圈中能否有电流经过，根据继电器线圈通电时，常开触点闭合，没电流经过时，常开触点保持断开，从而实现自动控制电风扇的起停。

In this dissertation, some research on the contact reliability of relay has been made on the basis of a new measuring method for contact resistance that is the pulse current method. The thermal propagation has been analyzed so as to analyze the thermal effect of pulse current flowing over contact.

本文在提出一种新的测量接触电阻方法——脉冲电流法（脉冲宽度为300μS）的基础上，针对继电器接触可靠性进行了研究，并对触点热过程进行了分析，以便分析脉冲电流对触点产生的热效应。

The reluctivity of reactor is controlled by accessional DC current which is got by commutating the net voltage through thyristors. In this system, we control the size of accensional DC current through changing the bust-angle of thyristor.

首先，详细分析了磁控电抗器的电路结构和基本工作原理，阐诉了铁磁材料的磁化特性、磁控电抗器铁芯的动态磁化曲线特性的基础上，给出了磁控电抗器的通用数学模型，并对磁控电抗器各工作状态之间的转换进行了详细地分析。

It is controlled by singlechip together with voltage sensor, current sensor, temperature sensor and data-processing software to collect voltage, current, temperature, state of switch. At the same time, it performs control operation such as close switch, open switch, reset. In order to cut down checking period,a tributary station structure with double singlechips is designed. It is connected between computer and intelligent collector.

为了缩短地面计算机依次巡测所有智能采集器的时间，设计了双单片机结构的变电所分站，变电所分站在计算机和智能采集器之间，用一片双口RAM进行数据暂存和缓冲，可以实现双向通信，在整个系统结构中起着承上启下的作用，从而提高系统的整体性能，此外，分站还能脱离主机独立工作。

Beijing compared with the current hot real estate is residential projects, which in the CBD planning to do a lot of residential projects, the current developer and will soon come into the main developers of residential projects have been doing from the function, if the CBD Central Business District there are some changes in function, it will affect the development of CBD.

太多北京住宅项目相比，目前的热点是房地产住宅项目，这些项目在CBD的规划做了大量的住宅项目，目前的开发和即将开发的主要住宅项目已经做了功能，如生物多样性公约中央商务区也有一些变化的功能，它会影响生物多样性的发展。

A coil of low resistance and high inductance used in electrical circuits to pass direct current and attenuate alternating current.

在电路中让直流电通过削弱交流电的低电阻高感应系数的线圈。

On-line monitoring the resistive current component of metal oxide arrester timely is very important to the detection of early aging of MOA, but it is very difficult to find the exact resistive current.

金属氧化物避雷器阻性电流分量在线监测对于及时发现MOA的早期老化有着很重要的意义，但是要确切求出阻性电流有一定的困难。

Phase comparison of resistive current component can ob- tain rather high measuring accuracy of resistive current,but for it a reference voltage shall be taken from service site(from potential transformer or adaptor),which may effect the service reliability for oth- er installations .

阻性电流相位比较法能获得较高的阻性泄漏电流测量精度，但需要从运行的现场取一个电压参考量(电压互感器或传感器电压抽取装置)，会对系统其他设备的运行可靠性造成一定的影响。

I have made some research in the following aspects:First, We introduces the current situation of logistics decision, the current problems and resolvent.

第二章介绍了遗传算法的基本概念和基本理论以及用遗传算法解决非线性模型的常用策略。

Construction of minor thought morality is current by put forward very resonantly, it is the international home situation that faces with us and current situation of education of minor thought ethics closely related.

未成年人思想道德建设目前之所以被十分响亮地提出来，是和我们面临的国际国内形势和未成年人思想道德教育目前状况密切相关的。

Chinese traditional virtue is humility and wariness,the compliment and praise to the others should be declination

中国人的传统美德是谦虚谨慎，对别人的恭维和夸奖应是推辞。如

We bought this house on the never-never.

我们以分期付款的方式买下这座房子。