The guardedswitch can be used in all the topologies presented.
为获得更高的性能，可采用驱动保护同轴电缆进行“点-点”配线。
2
The hardest part of designing a properly guardedswitch is to fit all the traces on the board and maintain proper voltage spacing.
设计一个合适的保护开关的最难点是适合印制板上的所有布线，并保证适当的电压空间。
3
One space tourist (whose identity is closely guarded) forgot to switch on the vacuum in the ISS toilet before off-loading. The results were disastrous, and the chamber was splattered with feces.