...knowing whether U should wait or give up » 最严重的感觉是永远不知道会U应等待或放弃 and speed of swinging » 和摆动的速度 If I could ,I would..
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为实现对小车的位置和抓斗的摆动分别控制而设计了两个控制回路，其中一个回路采用常规的PID算法来调节小车的位置和速度，同时另一个回路则利用模糊逻辑控制器来消除抓斗的摆动。
Two control loops are devised: a conventional PID regular is used to control the position and velocity of the trolley, and a fuzzy logic controller is proposed to the anti-swing control of the load.
该设备采用快速夹头，气门双向摆动并同向差动，可以调整控制拍击力和拍击速度，可实现气门与气门座的铰削与研磨。
The muller uses clliper-collet, the gas-valve can flirt and differential, the rapping power and rapping velocity can be adjusted. It can chop and grind the gas-valve and valve seat.
在过去的几个世纪里，无数的“鸟人”丧失了生命，他们从高塔或悬崖上跳下来，却不知道他们摆动自制的翅膀时，力量和速度根本不足以维持飞行。
Uncounted numbers of "birdmen" have died over the centuries after leaping from tower or cliff, not realizing they could never flap homemade wings hard or fast enough to stay aloft.
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