前置

This external unit interfaces through a USB port and features a 1024 channel MCA with internal preamplifier, computer controlled amplifier, high voltage (0-2048V), upper and lower level discriminators and multichannel scaling for half-life and decay studies.

外置单元通过 USB 接口接电脑，1024道 MCA 和前置放大器，电脑控制放大器，高压（0-2048V ），上平和下平鉴别器和多道测量可做半衰和衰变的学习研究。

The regional power dispatch in Dongguan, Guangdong is extra large in scale, its dispatch automation and centralized control automation sharing a pref ixion system.

摘 要：广东省东莞市调属于特大型调，其调度自动化与集控自动化共享一套前置系统。

Meanwhile, it is believed that if comprehensive postmortem examination and pathologic examination were carried out to verify the death cause at first, they would play more important role in the appraisal of medical tangle cases after traumatic injury.

并且认为，在涉讼的此类医疗纠纷案件的技术鉴定中，如将对死者进行全面尸体解剖和病理学检验以明确患者死亡的原因作为必要的前置程序，则对于此类案件的科学鉴定具有非常重要的意义。

Waste sorting and reduction should be a precondition for the construction of incinerators.

但垃圾分类和减量化应该是垃圾焚烧厂建设的前置条件。

Generally speaking, the modifiers in an English noun phrase can be placed in front of or behind the noun they modify.

一般来说，在英语中名词词组的修饰语放在它所修饰的名词前面，也有放在后面，但汉语中都必须前置。

It has two joysticks, two triggers, two bumper buttons and a bunch of other buttons besides.

那上面有两个游戏杆，两个方向按钮，两个前置按钮还有其它一些按钮。

In this paper, preamplifier and main amplifier is introduced.

文内主要介绍了前置电路和主放大电路的设计。

Essential condition for a high-End preamplifier, it is accompanied with proportional quality power supply.

完前置必要条件高，它是伴随着电力供应的质量成正比。

This design uses an AD620 which features low power consumption and high precision as the preamplifier.

在设计中采用低功耗、高精度的仪用放大器，即AD620作为放大器的前置级。

Based on the structure of classical instrumental amplifier,a preamplifier for the measurement of EEG signals is improved and designed.

基于经典的仪表放大器基本框架，改进和设计了一种可用于心电信号采集的前置放大器。

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。