前置的

An analysis of noise models for two basic pre-amplifier structures:voltage and transimpedance are carried out.

如何降低电路噪声是读出电路研究热点之一，本文就红外探测器的电压型和跨导型两种基本结构前置放大器，建立了噪声等价模型，分析比较了其信噪比。

The distortion of the spectral density function caused by using class C amplifieation in pre-amplifier are analysed.

此外，本文还就在前置放大器中使用丙类放大器对谱分析结果所造成的失真作了分析。

Positive signal input to channel 1 differential input pre-amplifier.

第一道差分输入前置放大器的正信号输入

Mainly by the alarm detection circuit, pre-amplifier circuit, A/D conversion, microprocessor control circuits, alarm circuits, etc., to achieve the concentration of the gas collection and alarm control.

该报警器主要由检测电路、前置放大电路、A／D转换、微机控制电路、报警电路等组成，能够实现对矿井瓦斯浓度的采集和报警控制。

Introduction of pre-conditioning pumps on the role of ...

前置导叶调节对水泵的作用。。。

YE62 series of dynamic data acquisition system supports a wide range of pre-conditioning input and automatically identify the type and parameter settings, constitute a multi-functional dynamic testing and analysis system.

YE62系列动态数据采集器支持多种前置调理器的输入，并自动识别类型和进行参数设置，构成多功能动态测试与分析系统。

In order to overcome this effect, a preconditioning circuit is introduced.

为克服这个效应，设计了实用的前置电路。

There are prepositive and main amplifier circuits in the detector, all-in-one design assures better stability and higher reliability of the instrument.

探测器内包含前置放大器与主放大器电路，一体化设计保证仪器有更好的稳定性和更高可靠性

A new type of double nozzle-flapper water hydraulic servo bridge model is developed, in which the two tandem fixed dampers are adopted as prepositive dampers.

提出了一种前置级采用两级串联固定阻尼孔的双喷嘴挡板水压伺服桥路模型，并对其进行了参量敏感性分析。

This system lacks in rationality in the aspect of jurisprudential ratiocination and practical execution.

然而从理论以及现实两个角度来分析，该行政程序前置制度不尽合理，且这一具体制度无论是法理推演，还是现实操作方面都还缺乏应有的合理性。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。