Based on the analysis and application investment of direct current system insulation supervisory device of power station and substation,two defects has been found which can t be resolved by itself.
通过对发电厂、变电所直流系统及其绝缘监察装置的分析研究和实际应用调查发现 ,该装置存在两个自身无法克服的缺陷 ,从而提出运用计算机技术和信号检测技术在直流系统中加低频交流小信号并跟踪其变化的微机选线式直流系统绝缘监察装置 ,以克服现有装置的致命缺陷。
landing door closed detection device
层站门关闭监察装置
Problems of Microcomputer-based Insulation Monitor for DC System
直流系统微机型绝缘监察装置问题的探讨
devices for monitoring and control of oil discharge shall be fitted;
应设置排油监控装置；
master supervisory and alarm frame
集中监视报警装置集中监视警报装置
The system includes an in-shoe measuring unit, portable wireless alarming unit and monitoring station.
该系统共包括鞋内感测装置、携式无线警报器及监察台3个部份。
continuous-gas-monitoring system
连续的气体监控装置
frequency shift transmitter monitor
频移发射机监控装置
data recording and monitoring unit
数据记录与监视装置
ion exchanger resin monitoring equipment
离子交换尸监测装置
Control of monitoring and measuring devices
监视和测量装置的控制
observation dome
观察装置，了望圆顶
electronic proBes into the crust of the earth.
勘察地壳的电子装置
iMOVE Internet Mobile ObserVation Equipment
因特网移动观察装置
Development of Coal Seam Injection Water Flow Monitoring and Control Device
煤层注水流量监测监控装置的研制
KEY POINTS SUMMARY ON INSTALLATION AND SUPERVISION OF COMPRESSOR GROUP IN ETHYLENE PLANT
乙烯装置压缩机组安装监理要点总结
Design of Compartment Location Monitoring Device in Automatic Loading System
自动装车系统中的车厢位置监测装置设计
The diplomat is placed under police surveillance.
外交官被置于警察的监视之下。
take into custody, as of suspected criminals, by the police.
被警察怀疑是罪犯置于监督之下。