Pneumatic drive, linear feed. Adjustable head can be pulled to set positions by drive motor.

采用气压传动，水平直线式工进方式，运动机头由电机拖动行走定位。

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All types of hand-to-hand combat which demand set positions for the attacker and his opponent are useless when you find yourself in actual combat.

任何一种需要固定的格斗姿势的徒手格斗，无论对于进攻者还是他的对手，在实战中都是没有用处的。

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Yet when a public figure emerges in a new setting, the unfortunate tendency is to imprison him in our own set positions.

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"In synchronized swimming, it is more of a robotic movement, with very set positions, " says American Olympian Jones, who also is part of the "O" troupe.

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Ken: What would have been the worse case for that set of positions?

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