It is difficult to find the causes of failure for the mechanical fault maintenance of CNC machine.
数控机床机械故障维修的难点是查找故障产生的原因。
In the last four minutes before the crash, the airplane sent a series of 24 automatic fault messages to a maintenance center in France.
在坠机前的4分钟，飞机向法国的控制中心自动发送了24条故障信息。
Besides, confirming the scale of nonlinear load and locating it is also an important part of all maintenance, fault removal and repair schemes.
此外，确定非线性负载的规模和位置也是所有维护、故障排除和修理计划的重要组成部分之一。
Therefore, the quality of automotive power systems directly affect the normal operation of the car, so the power supply system for the inspection and maintenance of the fault is necessary.
因此，汽车电源系统的好坏直接影响汽车的正常运行，所以对于电源系统的检查及其故障维护是十分必要的。
There is an electrical preventive maintenance task assigned to the Ground Fault Circuit Interrupter, that requires periodic testing of the unit.
应指定接地故障断路器的电气预防维护任务，此项任务要求对装置进行定期测试。
Fixed screw between air-conditioning fan motor and fan blades loose and maintenance method of this fault is very simple, only needs to be fixed between the screw blades and motor re tighten.
空调外机风扇的电机和风叶之间的固定螺钉松脱，这一故障的维修方法十分简单，只需重新将扇叶和电机之间的固定螺丝重新扭紧即可。
When it comes to mechanical watch movement of fault areas will need to watch to professional maintenance watch repair centers for testing.
如果涉及到机械表机芯等故障的部位则需要将手表送往专业的手表维修中心进行检测维修。
Finally, define the preventive maintenance program by fault classifying, deciding the important function project, the fault mode and influence analysis, RCM decision and record.
通过故障分类、确定重要功能项目、故障模式及影响分析、RCM决断和记录，最后制定预防性维修大纲。
Objective: To provide mechanical equipment maintenance and fault diagnosis of the theoretical basis and reference methods.
为机械设备维修人员提供故障诊断维修的理论依据和参考方法。
Based on the basis of analysing pattern of die fault, determine that "regular overhauling" is an available mode for die maintenance.
通过对模具故障模式的分析，确立“定期检修”是一种适用于当前模具维修的方式。
As modern computer networks increase in size and complexity, effective network fault management and maintenance become more important and more difficult.
随着现代网络规模和复杂性的不断增加，网络故障管理及维护变得越来越困难。
Encountered in the use of a variety of complex fault, in particular the electrical failure, maintenance should pay special attention to personal safety and equipment.
在使用中遇到复杂多样的故障，尤其是电气故障，维修时要特别注意人身和设备安全。
Once a fault symptom indicated by the EICAS is input, by inferring step by step, the expert system can locate it in the engine and provide some homologous constructive maintenance advice.
当输入一个E -ICAS指示的故障症状，该专家系统即能够通过一步步推理实现故障定位并给出相应的维护建议。
Leakage of gas water heater is a common fault, the use of water heater, if you do not pay attention to cleaning and maintenance or component aging will appear water heater leakage.
燃气热水器漏水是常见的故障，热水器使用过程中，若不注意清洗保养或元件老化都会出现热水器漏水情况。
Fault diagnosis and maintenance technique for the hydraulic system of plastic-injection moulding machine are analytical from theory to practice in this paper.
文章从理论和实践方面对注塑机液压系统故障诊断与维修技术进行了分析研究。
This system effectively solves some problems met by dispatching department such as passive line managing and maintenance, test measure singularity, low precision of fault location, etc.
该系统有效地解决了通信调度部门所面临的线路管理维护被动、测试手段单一和故障定位精度差等问题。
This article analyzes and summarizes the common fault orientation and processing method combining with the daily maintenance experience.
本文结合日常的维护经验来分析和总结常见故障的定位和处理方法。
Investigate and repair the serious fault of the equipment, daily maintain, institute and check the maintenance regulation.
负责设备较大故障的排查、检修以及日常维护、保养制度的制定和检查。
Fault diagnosis and with skilled maintenance technique for the hydraulic system of plastic-injection moulding machine ensure that the plastic-injection moulding machine works efficiently and reliably.
对注塑机液压系统故障诊断与维修技术的熟练掌握是实现注塑机高效、可靠工作的保障。
A kind of database system of fault diagnosis and predictive maintenance of roller bearings is researched.
研制了一种用于滚动轴承故障诊断与预知维修的数据库系统。
The system is able to judge the fault and take countermeasures quickly for ensuring effective operation and scheduling maintenance plan.
该系统可以快速地判断故障点并作出及时处理，以保证设备的高效运行及全面安排检修计划。
Finally, the thesis develops expert system of engine fault diagnosis, and introduces setting-up and maintenance of knowledge base, design of reasoning mechanism and so on in detail.
最后，课题对发动机故障诊断专家系统进行了开发，并详细介绍了知识库的建立和维护、推理机制的设计等。
TPS (Test Program Sets) can be used in fault detection and maintenance of PCB. It is critical to the enhancement of maintainability of new equipment.
用TPS对电路板进行自动测试、对电路板进行故障检测和修理，是提高新装备维修保障能力的关键。
The oscillograph can be used as a measurement and control network component work, and in many fields such as instruments remote control, fault diagnosis, and device maintenance.
虚拟示波器可以作为网络化测控系统组件模块，广泛应用于设备远程监控，故障诊断及设备维护等领域。
The working principle of colour TV supply source circuit and fault analysis were described. Some maintenance examples are helpful for repairing other switch supply source circuits.
介绍了彩显电源电路的基本原理及故障的分析和维修实例，对维修其它开关电源电路具有借鉴作用。
This paper gives a number of examples of motherboard failures from three aspects, analyzes the reasons for the fault, and describes the commonly used maintenance methods.
文中从三个方面给出了一些主板的故障事例，分析了故障发生的原因，并介绍了常用的维修方法。
This paper mainly introduces the function of software and hardware, diagnosis example of portable condition monitoring and fault diagnosis intelligent maintenance system for production equipments.
文章介绍便携式采油设备状态监测与故障诊断智能维护系统软硬件功能和诊断实例分析。
The combination of fault diagnosis expert system and ATS improves the efficiency of looking for fault points, decreases the system maintenance time.
故障诊断专家系统和自动测试系统的结合提高了查找故障点的效率，进一步缩短了系统维护时间。
The combination of fault diagnosis expert system and ATS improves the efficiency of looking for fault points, decreases the system maintenance time.
故障诊断专家系统和自动测试系统的结合提高了查找故障点的效率，进一步缩短了系统维护时间。
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