This was the initial draft of the program the only major change I made was I set the third relay delay (Y2) to start when Y1 was activated.

这是初步的草案，该计划的唯一重大的改变，我是我的第三个中继延迟(y 2)开始时，y1被启动。

youdao

This was the initial draft of the program the only major change I made was I set the third relay delay (Y2) to start when Y1 was activated.

这是初步的草案，该计划的唯一重大的改变，我是我的第三个中继延迟(y 2)开始时，y1被启动。

youdao