Tornado-type wind-powered water-pumping system is a newly developed system. It consists of tornado-type tower and pressure difference water-elevatingdevice.
旋风风能提水系统是一种新型风力提水系统，该系统由旋风塔和气压差提水装置组成。
2
Complete combustion and the mode of smoke emission by ejection are adopted for the double-bed elevating cooling device, so as to reach national environmental protection requirements.
双台床升降冷却装置，利用完全燃烧和引射排烟方式达到国家环保要求。
3
The control device is arranged to control an oxygen sensor for an automotive vehicle wherein the oxygen sensor has a sensor element and a heater for elevating a temperature of the sensor element.