在实际应用中提出了解决现场信号不稳定的两种测量方法，即周期计数和定时截取的测量方法。
Two measuring methods of period-counting and timing break forward in order to practically solve the unsteadiness of the site signal.
现场可编程逻辑器件FPGA以一种新的数字细分技术为原理对计数脉冲做辨向和计数。
FPGA is designed to take count of the counting pulses and distinguish the direction by using a brand new digital subdivision technology.
但是，基于流体振动原理的工作方式和现有计数式信号处理方法对噪声比较敏感，故无法避免工业现场各种各样的噪声干扰。
But its work principle of fluid vibration and the signal processing method of count currently are so sensitive to noises that the precision is influenced by noises.
在实际应用中提出了解决现场信号不稳定的两种测量方法，即周期计数和定时截取的测量方法。
Two fT1casuring methods of peried-counting and time-counting are put forward in order to practically solve the unsteadiness of site signal.
采用现场统计数据分析目前备用电源自动化投入装置存在的问题，并探讨解决方向。
According to the statistics data from site, the existing problems of present standby power auto-closing equipment were analyzed and the direction to solve them was expounded.
本文用现场平行采样的方法研究石棉造纸行业的各扬尘点粉尘重量浓度与纤维计数浓度间的转换关系。
Relationship between gravimetric and fibre concentrations of airborne asbestos dust has been established by simultaneously sampling with two methods on 15 sites in an asbestos paper mill.
本文用现场平行采样的方法研究石棉造纸行业的各扬尘点粉尘重量浓度与纤维计数浓度间的转换关系。
Relationship between gravimetric and fibre concentrations of airborne asbestos dust has been established by simultaneously sampling with two methods on 15 sites in an asbestos paper mill.
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