Using slit outlet, the critical height of vortex sink is substantially lower than that of the round outlet used when the areaofoutlet and flow are equal.
采用缝隙式出流口时产生漩涡的临界高度比采用同面积的圆形出流口时的低得多。
2
For instance, we squander about 30 percent of the energy in our homes. What's surprising is the amount of heat we lose through the area behind electrical outlet junction boxes.
例如，我们有大约30%的能量消耗在家里，通过电源插座线盒背部范围损失的热量高得惊人。
3
At a given air inlet condition and airflow rate, meanwhile, dryness of air outlet was required, proper heat-transfer area and matching refrigeration system are obtained through calculating.