I always fish a drop shot with a slight bow in my line, but I really keep the rod shaking to a minimum.
我总是在玩倒钓的时候保持钓线的半弯曲状态，并且将钓竿的的晃动幅度控制到最小！
2
You can also use a pull-and-drop presentation by raising your rod tip so the sinker also comes up off the bottom.
你也可以用“拖-停”的手法，这样在你抬高竿尖的时候，铅坠也轻微离底。
3
It takes ball screws as drive machine, engaged electromagnet to drive steady control rod up and down, disengaged electromagnet to drop the control rod rapidly.