The drive shaft is able to contract, expand, and change operating angles while transmitting torque through the use of universal joints and slip joints.

在万象头和伸缩接头的应用下，传动轴还能进行收缩，伸展或改变运行角度等方式来传递扭矩。

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Slip of a prop changes with operating conditions, and is not a direct measure of efficiency.

打滑的支柱与操作条件的变化，是没有效率的直接测量值。

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Influence of ceramic slip properties, plaster mould properties, operating conditions etc. on absorption slip rate of ceramic slip are investigated. Experiments prove that the factors are complicated.

本文研究了陶瓷泥浆性能、石膏模性能和外界条件等因素对陶瓷泥浆吸浆速度的影响。实验表明影响泥浆吸浆速度的因素是复杂的，多方面的。

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When released, the handheld, which once carried the code name of Helix but now will apparently be called the Zodiac, will run on the Palm (nasdaq: PALM - news - people ) operating system, and from the bare specifications the company has let slip so far, it looks impressive.

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