例句與造句

1. Buzzing that drifts in frequency can be switchmode power supply.
2. Sandler has authored several books on power supply modeling and simulation, among them " SMPS Simulation with Spice 3 ", " Switchmode Power Supply Simulation with PSpice ", and " SPICE Circuit Handbook ".
3. It's difficult to find switchmode power supply in a sentence. 用switchmode power supply造句挺難的