查询词典 balance bridge

To control stepping motors, the balance bridge power drive circuit is made up by TDA1521 integrated audio power amplifier, the pulse allotter is made up by the parallel ports of computer and latches.

双回转机构的步进电机控制电路由TDA1521音频集成功率放大器组成平衡桥式功率驱动电路，由计算机并行口经过锁存器构成脉冲分配器。

The principle of the balance bridge and features of the digital potentiometer were analyzed.

不平衡电桥在电源电压不稳定以及环境温度变化时，会引起电桥输出的变化，从而产生测量误差。

Application of Digital Potentiometer in Measurement of Balance Bridge;2. This is a comparison method using balance bridge .

提出了一种利用平衡电桥和比较法测量高压窄脉冲放电能量的新方法。

The method based on un balanced bridge and balance bridge principle to check direct-current system insulation situation at the same time was designed.

分析了采用常规平衡电桥原理的直流绝缘监察技术存在的问题，提出了采用不平衡与平衡电桥原理相结合来检测直流系统的绝缘状况，并给出了设计方法。

In principle this standard is a self developed automatic balance bridge,in which its resistance arms can be changed automatically,and is used for the calibration of the RF voltage.

我国于1980年建成射频电压基准[1]，20多年来，它在保证射频电压计量器具的量值准确和统一的工作中做出了宝贵的贡献。

The balance bridge was composed of a sensor and the digital potentiometers used adjusting components.

为此，在某些情况下采用平衡电桥。

This paper gives comments on the sensitivity temperature drift of pressure sensors, analyses the reasons that result in sensitivity drift, presents the method of automatic balance bridge to compensate it.

本文就压力传感器的灵敏度温漂问题进行评述，分析了灵敏度产生的原因并提出利用自平衡电桥法解决灵敏度温漂的补偿方法。

The process of zero adjusting is complex and time-consuming in traditional balance bridge measurement.

引言按照输出测量方式，电桥可分为不平衡桥式电路与平衡桥式电路。

The simple solutions to the resembling balanced bridge problems;2. The method based on un balanced bridge and balance bridge principle to check direct-current system insulation situation at the same time was designed.

分析了采用常规平衡电桥原理的直流绝缘监察技术存在的问题，提出了采用不平衡与平衡电桥原理相结合来检测直流系统的绝缘状况，并给出了设计方法。

This dissertation introduces the whole scheme、the hardware electro circuit design and software design, the result of experiment on salinometer is preferred at the end of the dissertation. Salinometer is base on SOPC technology, and use digital technology to design circuit: the excitation source for balance bridge is generated by digital method, its shape、amplitude and frequency can be control by digital signal, the standard branch of bridge is composed of three digital-analog-conversion, and uses the method of successive approximation to regulate the balance of bridge.

盐度计以SOPC技术为基础，通过数字化方式设计测量电路：电桥的激励源由数字化方式产生，激励源的波形、幅值和频率等可由数字量控制；平衡电桥标准支路由3个数模转换器组合实现，测量时以逐次逼近的方式调整电桥的平衡度；检测电桥平衡度的高灵敏度数字检流计同样以数字化方式设计，它的增益由程序控制，将电桥的输出电压数字化，以软件判断电桥平衡度。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了