The writer proposes that state-based maintenance is scientific, reasonable and economic, and that on-line monitoring of electric equipment is prerequisite conditions of state-based maintenance.

阐述了电气设备的在线监测工作是开展状态检修的前提条件；

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A new type of multi route intelligent oil well monitoring system based on a microcomputer is presented in this paper which is developed under the oil Wells' conditions in the oilfields of our country.

针对我国油田油井的实际情况，设计研制了一种新型的基于微处理机的多路智能油井监控系统。

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The data monitoring through the outdoor results are based on, in the indoor the conditions of artificial simulation of runoff, rainfall, underlying surface study on the pollutant transport.

本为通过室外数据监测结果为依据，在室内进行了人工模拟径流、降雨试验。研究下垫面的污染物输移规律。

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