你也可以加上例如4017这类计时集成电路分配器，以便将两次脉冲的时间间隔延长到你希望的任何长度。

such as a 4017. to increase time between pulses to almost any length you wish.

youdao

你也可以加上例如4017这类计时集成电路分配器，以便将两次脉冲的时间间隔延长到你希望的任何长度。

such as a 4017. to increase time between pulses to almost any length you wish.

youdao