There was an impressive exchange of salutations.

By comparing the performance of two prototypes, it was discussed how the load current and output voltage of front stage ( input voltage of back stage) influence on the efficiency of DC/ AC inverter, then the basis for the circuit optimization was obtained.

通过两台原理样机的性能比较，讨论了负载电流、前级输出电压（后级输入电压）对逆变器效率的影响，为优化设计电路提供了依据。

In circuit design of linear potentiometer, owing to the influence of input and output impedance for front and back stage circuits, and its absurd installation, linear potentiometer will cause nonlinear response. It makes to fall short of precision of circuits and control system.

在线性电位器的电路设计中、电路前后级的输出和输入阻抗的影响以及使用与安装不当都可能引入非线性，造成电路和控制系统的精度达不到要求。

Once on the stage, she can leave behind at the back stage all pains from her ailment and her sorrows.

只消在台上，她把病痛和悲伤的外衣脱下，挂在后台。

Analog front-end circuit consists of preamplifier, low pass filter circuit and back stage amplifier circuit, preamplifier circuit instrumentation amplifier is used because it has a high input impedance, high common mode rejection ratio ( CMRR), low noise, and low drift.

模拟前端电路由前置放大电路、高低通滤波电路和后级放大电路组成，前置放大电路用的是仪表放大器，因为它有高输入阻抗、高共模抑制比（CMRR）、低噪声、低漂移。

The back stage control center is mainly for audience device interactive control at beginning and process of the concert by the organizers, including the relay layout debugging before the start of the concert and other functions.

舞台后台控制中心主要为演唱会主办单位在演唱会开始和进行过程中，对场馆观众终端进行实施互动控制，包括演唱会开始前的中继布局调试等功能。

But just when other artists started walking along the star corridor in the rain, I was told that I could go to the back stage to have my interview of Anita Mui.

然而，就在众多明星开始在雨中踏上星光大道时，我被告知可以到后台对梅艳芳进行采访。

You look fantastic.Thank you, so do you. I just said that back stage, that's sweet.thank you

你看起来好极了多谢你也是我刚在后台还说了呢你真好

Realized the back stage management and the front stage operation of the system.

探讨了前台浏览器界面与后台数据库的信息连接，实现了管理信息系统的后台管理系统功能和前台操作系统功能。

The front stage is an interleaved full-bridge LLC resonant circuit, the back stage is the full-bridge inverter circuit.

本文研究了一种两级结构的逆变器，前级为交错并联全桥LLC谐振电路，后级为全桥逆变电路。

Then we talked about the ordinary framework, the deployment of key technology, such as the DB2 database run in the back stage, the websphere, etc.

并使用后一架构来付诸实施，对其关键性部分进行了阐述：后台的DB2数据库，Websphere等；

I have been performing for most of my life, so I have had a lot of experience working with back-stage crews, but this was my first time actually being in charge of back stage.

演出对我来说是轻车熟路，所以和后台人员一块儿工作，我可是很有经验的。但这毕竟是我第一次实实在在地负责后台工作。

At last, the resonance rectifier method is brought into improve the power factor of back stage AC voltage regulation module.

最后探讨了一种谐振整流电路，以提高后级交流电压调节模块的功率因数。

In the world of social media, there is no longer a "back stage".

在社交媒体的世界里，已经不再有什么“后台”。

This essay applies the front and back stage theory by Ervin Goffman to analyze the political and social development pattern of university student in present-day China.

从符号互动论学者戈夫曼角色表演前后台理论入手，可以分析当代中国高校学生的政治社会化模式的发展过程。

Sensei Ellis was standing back stage near the Japanese ambassador and Sensei Otani when he thought that a Judo man had insulted Sensei otani.

唤醒埃利斯站在后台附近的日本驻华大使和大谷唤醒时，他认为一个柔道男子曾辱骂唤醒大谷。

I was back stage and I thought of this amazing line and I thought

我在后台我想到了一句很棒的台词我想

The front stage uses the single-voltage-mode control strategy and the back stage uses the three states discrete pulse modulation hysteresis current control strategy.

前级采用电压单环调制方式，后级采用三态滞环离散脉冲调制电流滞环跟踪控制技术。

And here she is now, She's back stage.

现在她在现场她在后台

I'll be back stage after the show.

演唱会后，我会在后台等你。

But sources say Selena was secretly laying low back stage at the event and left the Nokia theater with the singer following the show.

但是有消息称赛琳娜一直秘密呆在后台后来和比伯一起离开了诺基亚中心。