电子地

bridge rectifier is important content of second chapter in teaching material of power electronic technology, but the analysis of bridge half controlled rectifier is not enough.

在《电力电子技术》教材中，桥式结构是第二章晶闸管整流电路中的重点内容，而其中的桥式半控整流电路缺乏详细地分析。

Many years of experience in Internet services, deeper understanding of Internet and e-commerce Web site building application.

多年的互联网服务经验，更深层次地理解INTERNET网站建设和电子商务的应用。

It has strong integration capability, and has realized navigation-aids information distribution based on WEBGIS at the first time. It strongly promotes navigation-aids daily management and maintenance, and this system provides technique guarantee for ships and marine departments to acquire navigation-aids information in time, by rule and line expediently.

该系统信息资源整合能力强，并首次实现基于电子海图基础数据的航标信息发布新技术，有力地促进了航标日常管理与维护，为船舶及涉海部门及时、准确、方便获取航标信息提供了技术保障。

This program lets you send e-mail messages directly from your PC, bypassing theISP's SMTP servers.

该软件让你可以在你的电脑上通过ISP的SMTP服务器的旁路直接地发送你的电子邮件。

According to the fact needs, It has designed and realized the cadastre map management system based on MAPGIS in the LREGS.

并根据实际需要，初步设计实现了国土资源电子政务系统中基于MAPGIS的地籍图形管理子系统。

The small safety risk posed by lithium cobalt oxide is manageable in small devices but makes the material not viable for the larger batteries needed to run hybrid cars, Ceder said. Cobalt is also fairly

镍钴氧化物在小型电子设备中的危险是比较小的，也可以被适当地处理掉，但这意味着它不适合构成可驱动混合动力汽车的大型电池，希德教授说道，此外，钴也是比较昂贵的一种材料。

In this paper, dry-type transformers 10kV-circuit the development of a load voltage change-over switch, which uses advanced power electronics and opto-mechatronics technology, with the non-excitation voltage regulating transformer is converted to on-load tap changer functions, solve of the non-excitation voltage transformer without power interruption can not adjust voltage, voltage regulator is not convenient, and the shortcomings in time, and have the best communication interface

本文针对10kV 无励磁干式变压器研制一种有载调压转换开关，它采用先进的电力电子技术和光机电一体化技术，具有把无励磁调压变压器转换为有载调压变压器的功能，彻底解决了无励磁调压变压器不停电不能调整电压、调压不方便和调压不及时的弊病，并具备完善的通信接口，可方便地嵌入配电系统的电压无功控制和电力监控中，提高了变压器供电系统的自动化水平。

Purpose In the present study, the protective effect of SOD on the paraquat -induced inflammatory injury in hamster cheek pouch mucosa was assessed. Furthermore. a series of experiments were performed to study the mechanisms of SOD anti-inflammatory action in this study.

（1）通过常规组织病理学观察、图像分析系统等技术，评价SOD防治金黄地鼠口腔粘膜炎性损害的效果；（2）应用电子自旋共振、免疫组织化学、放射免疫法等技术，探讨SOD可能的抗炎机理。

If the laser is in ultraviolet-visible wave, photons activate choicely electron energy level or destroy weak bond of compound molecule, and result in chemistry reaction, which is photo leading decomposition mechanism, if the laser is in infrared wave, the chemistry reaction mainly is heat decomposition mechanism.

如果激光是可见紫外波段，光量子能量有利于选择性地激发分子的电子能级，或破坏化合物中弱键而诱导化学反应发生，化合物属于光致分解机理、引发弱键断裂机理；如果激光是红外波段，化合物表现的则是热分解机理。

Meanwhile, with fast development of electric and computer technology, the revolutionary transform of chromatogram analysis technology has been pushed forward.

同时，由于电子技术和计算机技术的高速发展，也极大地推动了色谱分析技术的革命性变革。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。