The merits and demerits of exciting circuit of direct current motor drive suppled by semiwave rectifiers for ocr-lung resuscitator have been analysed proceeding on the basis of its ripple and operation and a fullwave rectifier supply circuit is proposed to meet the requirement. 从脉动和运行性能方面分析了体外心肺复苏器拖动系统半波供电的直流激磁电路的优缺点,指出应改为全波整流供电的必要性。
The reliable data is suppled for production and optimum control. 为生产和最优控制提供可靠数据。
Based on the above, bud fertilizer should be suppled on potted peony, to ensure the formation of flower buds. 在这个基础上,盆栽牡丹还应增施花芽肥,以保证花芽的形成。
Both software and hardware resourses are limited in WSN nodes. Besides, the power is always suppled by buttery in WSN nodes. Thus, cost and energy consumption must be taken into account. 无线传感器网络节点的软硬件资源非常有限,并且往往是通过电池供电,其成本和能耗是设计时所必须考虑的关键因素。