Thoracic surgery; Operation; Hospital infection; Predisposing factors; Analysis;

Predisposing Factors to Acute Coronary Syndrome of Clinical Study

急性冠状动脉综合征致病危险因素分析

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Investigation, Statistic and Analysis of Predisposing Causes of Construction Injury Accidents

建筑施工伤害事故诱因调查统计分析

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The Analysis of Predisposing Factors in Postoperative Lung Infection and Nursing Care

腹部术后病人肺部感染易患因素分析及其护理

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Analysis of Predisposing Factor in Patients with Diabetes Complicated with Infection

糖尿病患者合并感染的易感因素分析

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At first, it describes structure of the full-length prototype, manufacturing craft and prepare to work, including sting, sealing, wire tension and leak current measurement, mounting of the Preamp, gas system, high voltage system, reduction of noise and so on.

本文首先介绍了全长模型的结构、制造工艺和实验的前期准备工作，包括拉丝、密封、张力和漏电流测量、前端电子学的安装工艺等工艺研究和气体系统、高压系统、噪声屏蔽等准备工作。

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The preamp has much more tracks going to the heads ( right side) than to the HDA ( left side), it's because HDD can work only with one" head"( pair of read an write elements) at a time.

前置有更多的轨道去头（右侧），而不是在HDA（左侧），这是因为硬盘只能有一个工作的“头”（读一写的一次元素）对。

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This paper tries to address this topic by analyzing the impact of microphone and Mic preamp on sound quality in the studio recording through the detailed analysis of the recordings of pipa, bamboo flute, erhu and dulcimer.

本文以话筒和话筒放大器为着入点，以话筒和话筒放大器在录音棚录音中对声音音质的影响为研究对象，并通过对琵琶、竹笛、二胡、扬琴的录音分析来论述这一论题。

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Placing the electrometer in the volts mode and then enabling external feedback switches the feedback circuit from an internal network to a feedback circuit connected to the preamp output.

将静电计置于电压模式，然后打开外部反馈，就把反馈电路从内部网络切换到连在前置放大器输出端的外部反馈网络上。

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The probe of the instrument, the λ/ 4 net circuit the preamp, and the power supply are the key techniques in improving the sensitivity and stability of the signal.

仪器中的探头、λ/4网络电路、前放、电源部分是提高信号灵敏度和稳定性的关键技术。

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The CCD signal preamp with low pass filter is used to minimize the readout noise. The relationship between the readout noise and the readout speed is researched.

通过使用带低通滤波器的前置放大器降低了读出噪音，研究了读出噪音与读出速度的关系。

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It called the preamplifier or preamp.

它被称为前置放大器或前置放大器。

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HDD sends control signals to the preamp and the preamp selects the head which HDD needs at the current moment.

硬盘驱动器控制信号发送到前置放大器和前置选择头部硬盘在目前的时刻需要。

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Can I change the preamp cathode or plate resistors to change the gain or tone of my amp?

通过改变前置放大级的阴极电阻或者屏极电阻，是不是就可以改变增益或者音色？

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This is a low impedance discrete level control which sits between the preamp active circuitry and the input to your power amplifier.

这是一个位于前级有源电路和后级放大器输入端之间的低阻抗的音量控制。

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The technical development of the preamp circuit, signal processor, power amplifier and loudspeaker driver are described below.

阐述了前置放大器电路、信号处理器、功率放大器、扬声器驱动器的技术发展。

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The parts that were changed in the preamp itself.

这些部件被改变放大器本身。

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Design and Implementation of a Program Control Broadband Preamp Amplify System

可预置程控宽带放大系统的设计与实现

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Design& Application of auto electrical level control preamp circuit

自动电平控制前置放大电路的设计与应用

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I participate in the design work of a metro broadcast system project, and responsible for the preamp hardware design.

本人主要参与了某地铁广播系统的设计工作，并且负责完成前级放大器的硬件设计工作。

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The portents cannot be ignored.

这些征兆不可忽视。

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