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This topic uses the switching mode is the entire bridge all controls the rectification filter, moreover the power source has also utilized the soft switch technology, causes its loss to reduce obviously, the DC-DC transformation use cuts the wave boosted circuit to realize, the structure is simple, the transfer efficiency is high; Selects the small breakover resistance, the high shutter speed P60N06 tube for the switching valve, to select the quick recovery diode rectification, reduces the reverse breakover time, reduces the loss.

本课题采用的开关方式是全桥全控整流滤波，而且电源还运用了软开关技术，使它的损耗明显降低，DC-DC变换使用斩波升压电路来实现，结构简单，转换效率高；选用小导通电阻、高开关速度的P60N06管为开关管、选用快速恢复二极管整流，减少反向导通时间，降低损耗。

In this article you will find information to help you to select the right breed for your family.

在本文中您将找到的信息来帮助您选择正确的品种为您的家人。

While the breeder had lots to select from, he might have been there a while.

而种鸡有很多选择从，他可能已经有一段时间。

In the design of industrial CT, the knowledge of energy and flux distributions for bremsstrahlung photons through crystals is necessary to select scintillator's type and dimension.

在工业CT设计中，为了选择闪烁体的种类和几何尺寸，需要知道韧致辐射光子穿透闪烁体的能量和通量分布。

Since 1970s, with the disappear of Breton wood system, in fact, all the countries have the freedom to select the regimes that they want.

自70年代初期布雷顿森林体系崩溃之后，各国事实上具有了选择汇率制度的自由。

Welcome new and old customers Jinghong select company, to create brilliance......

欢迎新老客户选择景宏公司，共创辉煌。。。。。。

When you do this select the one you want to bring to the front, then click on Arrange, then Layer, and bring forward.

当你这样做你要选择一个带向前方，然后按安排然后层，并提出。

So the problem is that you need a utility that makes it possible to select every browsable thing.

所以，问题是，你需要一个工具，它使每一个可能的选择可浏览的事情。

You can browse through the categories and select the one you want.

你可以通过浏览类别，并选择一个你想要的。

First, click Browse and select the image on your computer that you would like to host with us.

首先，点击浏览并选择图片在您的电脑上，你想与我们所在。

The statistical analysis of this large set of mutations has led us to propose a diagnostic strategy that should help with the molecular work-up of optic neuropathies.

这一大系列基因突变的统计学分析引导我们提出一个诊断策略，可以帮助我们对视神经病变进行分子学的诊断检查。

The results show that the pipe grouting changes the mechanical parameters of surrounding rocks to achieve the security of engineering objectives by reinforcing surrounding rocks and bolcking the water.

研究表明：小导管注浆一方面改变了围岩的力学参数，另一方面利用浆液的固结特性可以实现堵水和加固围岩的工程目标，使隧道在开挖过程中的安全得到保障。