The heat dissipating method of the on-vehicle sound system is that the current of the semiconductor chilling plates is controlled according to the use state of the on-vehicle sound system.
所述车载音响系统的散热 方法是根据车载音响系统的使用状态对半导体制冷片的电流进行控制。
Timing and extent of chilling in May were considered to improve the calculating method of cold accumulated temperature and establish cold accumulated equivalent temperature.
并根据低温对水稻影响的原理，综合考虑低温发生的不同时段和低温程度对冷积温的意义，改进了冷积温计算方法，创建了当量冷积温。
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