Power SW，是Power Switch的缩写；这是电源开关;主机开关;电源开关;电源开关键;电源总开关，即电源开关的意思。

Circuit Analysis of SSB Equalizer in High Power SW Transmitter

一种高效大功率发射机单边带均衡器电路分析

In this paper, a discuss is performed to determine how power system such as solar cell and fuel cell effect the sizing of a solar powered aircraft through calculating the available power ( Ftot/ Sw) for the aircraft.

本文主要通过分析计算太阳能飞机所能得到的可用功率P（tot）/S w来讨论太阳能飞机动力系统对飞机结构尺寸的影响。