This article briefly discusses the basic principle and method of machine condition monitoring, preventive maintenance and vibration diagnosis based on the vibration testing and analysis.

对以振动测试和分析为基础的机器状态监测、预防性维修及振动诊断的基本原理和方法作了简要论述。

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As on-line inspection equipments concerned, for example, D350 fan of PingGuo Aluminum Corporation, condition maintenance is explored.

对在线监测设备，以平果铝业公司的D350风机为例进行了状态维修探索。

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The way of planned condition maintenance combined with random condition maintenance is adopted based on our condition standards.

采用了计划状态维修和随机状态维修相结合的方式。

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This means lots more spending on technologies to arrest decline rates and on maintenance to keep older wells around the world in tip-top condition.

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North America's first trial of heroin maintenance giving addicts free heroin on condition that they accept treatment got under way on February 10th in Vancouver.

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The FAA issues ADs when it discovers a potentially unsafe condition on a type of aircraft, and it wants airlines to inspect their fleets or conduct preventive maintenance.

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