因为WebSphereVirtualEnterprise环境中的应用程序在没有显式应用服务器故障的情况下会因此丢失它们的会话，因此会话丢失的频率会高很多。
Because applications in a WebSphere Virtual Enterprise environment can therefore lose their sessions without an explicit application server failure, the frequency of session loss can be much higher.
压痕：纸面故障，它影响的面积小，但瑕疵显。
Crushing: Paper defect affecting a small area and showing as a visible surface fault.
对于声速测定仪中电子数显尺的常见故障原因进行了分析，并总结出维修方法。
Also it analysed the cause of the faults of the electronic displaying ruler in sound speed measuring unit.
鉴于平显输出信号不确定的特点，提出了应用模糊理论进行故障诊断的新方法，此法具有一定的参考价值。
In view of uncertain characteristic of the signals of head-up display, a new method of error diagnosis is advanced by fuzzy theory, it has definite reference value.
用袖珍数显测振表可以对新安装机组进行轴系平衡，也可以对运行一段时间发生振动故障的机组进行现场平衡。
By use of pocket DD vibration meter, both filed balancing of shafting of new unit and field balancing of unit with vibration troubles after operation for some time can be conducted.
通过对岭北煤矿型号为KZL2—7的自动化锅炉炉排进行机械技术改进，降低了采暖期故障率的发生，缩短了故障维修时间，效益显。
Based on the machinery technical improvement on KZL2-7 type automation boiler grate , the trouble ratio in heating period is reduced, the repair time is shorted and benefit is obliouse.
通过对岭北煤矿型号为KZL2—7的自动化锅炉炉排进行机械技术改进，降低了采暖期故障率的发生，缩短了故障维修时间，效益显。
Based on the machinery technical improvement on KZL2-7 type automation boiler grate , the trouble ratio in heating period is reduced, the repair time is shorted and benefit is obliouse.
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