This thesis researches key technology involved in the design, development and application of the embedded radio measuring terminal and proposes reasonable solutions.
本文研究了嵌入式无线电台检测终端设计、开发与应用过程中所涉及的关键技术问题,并提出了解决方案。
Since a partial discharge pulse waveform is irregular and the spectrum of each pulse is different, a pulse wave form will be distorted at the measuring terminal of the circuit.
由于局部放电脉冲波形是不规则的,显然,它们的频谱是不同的,这将导致在测量点上脉冲波形的畸变。
Electrostatic shielding is provided by surrounding the signal path with a conductor connected to a low impedance point in the circuit, preferably the lo input terminal of the measuring device.
利用连接到电路中一个低阻点的导体,将信号通路包裹起来,即实现了静电屏蔽,该低阻点最好是测量设备的LO输入端子。
This paper studies the method of auto balancing bridge to precisely measure inductance L, capacitance C, resistance R(namely LCR)by measuring the high and low terminal vector voltages.
本文研究了利用自动平衡电桥方法,通过测量高端和低端两路矢量电压来精确测量电感L、电容C和电阻R(即LCR)。
When measuring the charge on a device such as a capacitor, it's important to disable the zero check of the electrometer first, and then connect the capacitor to the high impedance input terminal.
在测量一个器件,如电容器上的电荷时,重要之点是要首先关闭静电计的零点检查功能,然后再将电容器连到高阻抗输入端。
A new management has been proposed, which can resolve the problem of multiple rate in measuring information terminal and real time resource management currently.
本文主要针对当前存在的计量信息终端多费率、资源实时管理问题,提出一种新的管理方式。
A duty ratio measuring circuit, which using differential voltage amplifier as core component, was designed utilizing the relationship between the duty ratio and the compensatory terminal of PWM IC.
介绍一种利用占空比与PWM电路补偿端电压之间的关系,设计的以差动电压放大器为核心构成的占空比测量电路;它能以数字显示形式直接给出脉冲电源输出电压的占空比。
The wide-angle sky screen can be used for measuring the terminal velocity of the projectile, and providing synchronous signal for other trajectory measurement apparatus as the trigger device of the .
该装置可以用来测试弹丸末速,作为较大靶面的触发装置,为其他弹道测试仪器提供同步信号。
An example is used to illustrate how to design classify cargo and operation activity-based cost measuring method and control costs in a certain bulk cargo terminal.
在实地研究部分以某港口杂货公司为例采用部门作业成本法,按照成本动因对营运间接费用和辅助营运费用进行了分配。
An example is used to illustrate how to design classify cargo and operation activity-based cost measuring method and control costs in a certain bulk cargo terminal.
在实地研究部分以某港口杂货公司为例采用部门作业成本法,按照成本动因对营运间接费用和辅助营运费用进行了分配。
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