绞线机、合绳机电气控制设备中的时间继电器故障率较高，是影响这类设备正常运行的主要原因。
Higher fault rate of time relay in the electricity control apparatus of strander and closer is the main reason causing this kind of equipment to work off normal.
绞线机、合绳机电气控制设备中的时间继电器故障率较高，是影响这类设备正常运行的主要原因。
Higher fault rate of time relay in the electricity control apparatus of strander and closer is the main reason causing this kind of equipment to work off normal.
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