It would be necessary to connect a limitingresistor in series with the lamp.
须用一个限流电阻同灯泡串联起来。
2
Adding a current limitingresistor or fuse in series with each switch will help prevent this type of damage.
在每个开关上串联一个限流电阻或保险丝，将有助于防止这种类型的损坏。
3
The input and output of the ceramic filter are tied together. The filter's center terminal (normally grounded) is connected to the current limitingresistor.