针对液压缸差动回路输出速度受管道液阻及差动工作时换向阀工作状态影响的问题，分析了这些影响因素。
This paper points out the influence on the start-up circuit of the differential-voltage protection when the capacitors primary connection is changed.
示范24换向阀是一个高度精确的管理差动继电器长效开关。
The Model 24 snap acting relay is a highly accurate differential relay with snap-acting switching.
示范24换向阀是一个高度精确的管理差动继电器长效开关。
The Model 24 snap acting relay is a highly accurate differential relay with snap-acting switching.
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