In this paper, the design principle and key technical points of a new intelligent low-voltage circuit breaker monitoring system based on CAN bus and GPRS is presented.
介绍一种基于GPRS远程通信网络及CAN总线技术的新型智能低压断路器监控系统的设计要点、主要工作原理及其关键技术。
The principle and key design points of an instrument composed of an eddy-current transducer and an MCS-51 microprocessor for monitoring bow of heavy shaft are introduced in this paper.
本文介绍了由电涡流传感器和MCS-51单片机组成的大轴弯曲量监视仪的原理和设计要点。
There are several key points including blank value, treatment of sediment and comparison of three kinds of nitrogen when monitoring and analyzing total nitrogen.
阐述了在水质总氮的分析中，应注意空白值、沉淀物处理、与三氮比较等几个方面的问题。
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