分批周期;
The slope time will rise when heavy load. When initiation and stopping, the operating slowly down to protect the equipment. The period of batching cycle will shorten to improve the efficiency of system when under loading.
重载时斜坡时间加长,启动和停止时,设备动作变得缓和,保护设备;轻载时斜坡时间缩短,循环周期变短,提高设备效率。
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