The speed skating straight pendulum arm is a new technology, Mr.

速度滑冰直摆臂是一项新的技术，唐先生欢迎大家交流讨论。

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Computer is used as digital controller in control system of three-freedom degree digital machine arm based on BP algorithm, and potentiometer measures position of hoist and up-down pendulum Angle.

基于BP算法的三自由度数字式机械臂系统控制用计算机作数字控制器，电位计测量车位置、上下摆角度。

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The pendulum jarred against her arm, of course, while she was yanking the latch free to open the glass panel of the clock.

当然，在它用力拉插销打开钟的玻璃面板时，钟摆撞到了她的手臂。

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