If the targetspeed is low or acquisition is early, impact will occur at a greater range.
如果目标速度较低或者捕获目标较早，那么命中点将发生在较远的距离上。
2
To keep your intensity high, begin the sprint portion of the interval when the machine has reached your targetspeed.
你必须保持你的高强度，你必须确定你已经开始短跑，当机器已经达到你的目标速度时。
3
Targetspeed has an effect on the operating controllability, stability and fatigue degree of mouse, and the index finger operating and thumb operating trackballs.