针对过程控制仪表常见的故障现象、造成原因、判断处理的方法进行总结和分析。
The familiar fault phenomena, causes, judgment and treatment methods of process instruments are summarized and analyzed.
投影机在使用过程中，会出现各种各样的故障，可根据故障现象判断其发生的原因，从而及时解决问题，提高使用效率。
Projector may occur various malfunction when in use. Judging the cause of its occurrence according to the breakdown phenomenon we can solve the problem in time and increase its efficiency.
阐述了小电流接地系统接地的特点并对其故障现象进行分析、判断。
The characteristics of ground-fault of ungrounded system are given and the faults symptom is analyzed and judged.
文章对CW500加工中心出现的两个故障现象进行了分析和判断，指出了利用PL C信号诊断时应注意的问题。
This article makes analysis and judge for two breakdowns of CW500 machining center, and points out the problem that should be noticed while making use of the PLC signal to diagnose.
用溶解气体分析法对一台大型变压器内部乙炔超标现象进行了分析，并结合该变压器的结构，判断出故障所在位置。
The acetylene overproof phenomena in a large transformer are analyzed with dissolved gas analysis, and based on its structures, the fault positions are determined.
文章针对这一现象进行了分析，并提出了故障的判断方法。
The paper analyzes the phenomenon, and proposes the fault estimation method.
文章针对这一现象进行了分析，并提出了故障的判断方法。
The paper analyzes the phenomenon, and proposes the fault estimation method.
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