并联的

In a10kV distribution system,when shunt ca-pacitors are switched off by vacuum circuit breakers,restrike overvoltage often occurs.

系统中使用真空断路器切除无功补偿用容器时,容易产生重燃过压,严重影响容的安全运行。

The analysis results and concepts equally go for the availability analysis of the repairability system of N components connected in parallel.

且举了一个应用实例，其分析结果思想同样适用于N个相同部件串及相同部件可修系统的可用度分析。

The key factors and suggestions on optimizing stiffness of Z direction have been given which will provide concernful support for further optimization of PKM.

找出影响Z向位置精度的关键因素进行了优化设计,为进一步改进床提供重要的依据。