脉冲式照明源 pulsed illumination source，PIS 脉冲回路关闭pulsed loop closed 脉冲式磁场系统 pulsed magnetic field system，PMFS ..
双语例句
1
A microcomputer controlled IGBT inverter power source for pulsed MIG welding is developed. It realizes the self adaptive control and closedloop control of arc voltage in pulsed MIG welding process.