Test Method Based on the PC Sound Card to Test the Frequency of Electric Mains Precisely

1、

The article analyses the problem that Parkins auto Diesel is not able to auto-start to supply power at Mains failure, and puts forward the reform solution to ATS control panel circuit.

通过对帕金斯自动柴油发电机在市电缺相故障时不能自启动供电的问题分析，提出了对ATS控制屏电路进行改造的方案。

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2、

In this paper the voltage features are analyzed of the Laser Power Sources Mains Control System and its exterior device. It is suggested to isolate the both and a typical application circuit is designed.

分析了激光电源控制系统与控制外设的电平特点，介绍了控制系统与控制外设隔离方法，设计了典型应用电路；

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3、

The active power at mains is dependent on input current modulation index, input filter parameters, input current displacement and load resistance, so are reactive power and input power factor;

输入端有功功率、无功功率和输入功率因数都与输入电流调制度、输入滤波器参数、输入电流位移和负载电阻大小有关；

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4、

Automatie Measuring System for Conduction Interference from TV Receivers-Automatic Measurement of Interference Voltage Injected into Power Supply Mains

广播电视接收机传导干扰自动测量&注入电源干扰电压自动测量

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5、

Carrier current systems use the power line mains to transfer information between remote locations.

电力线载波通信系统利用电力线来实现远程数据传送。

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6、

A simple electronic circuit is adopted for compensating the power mains fluctuation.

采用了简便的电网波动补偿方案。

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7、

The Optimal Management of Power Mains Automatically Dispatching Network Security

电网调度自动化系统网络安全的优化管理

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8、

Yet always when I look death in the face,

但每每在我面对死神的时候

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9、

Now I can never look him in the face again.'

现在我再也不能面对他了。

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10、

Look it in the face, you, in your different way.

你有你的方式，你得面对现实。

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11、

I'll never be able to look her in the face again!

我再也不能坦然地面对她了！

《牛津高阶英汉双解词典》

12、

Look in the face of someone who is open, loving and unprotecting.

看看那些坦诚、可爱、不设防的人们的脸。

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13、

Now look in the face of someone who is very protective and unwilling to be hurt.

再看看那些非常自我封闭的害怕受伤的人。

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14、

He himself cannot get the understanding of common people, hide in oneself world, easily not show one's face in public, nocturnal travel chooses even when going on a long journey.

他自己得不到世人的了解，便躲在自己的世界中，轻易不抛头露面，远行时甚至选择夜行。

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15、

Miss Pross began to cry at these unbrotherly words, and Jerry Cruncher stepped forward to stare in the man's face.

面对这毫无姐弟之情的话，普罗斯小姐哭了起来。杰里·克拉彻走上前来盯着这个男人的脸。

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16、

Looking for water-based lubricants that can place mineral oil-based lubricants, developing environmental friendly water-based lubricants, and widening the usage range of water-based lubricants stare us in the face.

所以寻找能够替代油基润滑剂的水基润滑剂、发展环境友好型水基润滑剂、拓展水基润滑剂的使用范围迫在眉睫。

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17、

In addition, the disadvantage of traditional administration value system makes us realize that constructing an effective modern administrative system is stare it in the face.

并且，传统行政价值体系的弊端又让我们认识到了构建一个有效的现代行政体系的迫在眉睫。

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18、

And stare right in the face of the establishment.

并直接凝视统治集团的面孔。

provided by jukuu

19、

The mistakes of the past stare us in the face.

过去的错误就摆在我们的面前。

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20、

This is why there are some Chinese sayings that connect emotions to the color of one's face.

这就是为什么有些中国谚语把情感和脸色联系在一起。

中考真题- 2018 成都七选五