Under normal conditions, rocks composed of clay produce far less friction than do other rock types.

在正常情况下，由粘土组成的岩石产生的摩擦要比其他类型的岩石小得多。

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Compared to, say, a wooden floor, ice has much less friction.

对比起木地板来说，冰面的摩擦力要小得多。

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Lay out your gear. The fewer obstacles and less friction there is in forming your new habit, the more likely you are to be successful.

在你养成一个习惯的过程中，你遇到的障碍和阻力越小，你成功的可能性就越大。

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And,friction stir welding uses fewer workers at less cost than other methods.

VOA: special.2009.12.30

He found there was less friction, which would translate to less wear, than when the polyethylene was untreated.

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If men and women can acknowledge these differences, empathize with one another and come up with ways to cope with their different responses to workplace challenges, they will work together more productively and with less friction.

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"Currently, Facebook's tagging suggestion feature does not work for mobile devices as well as it does on desktops, so it's possible that Face.com could make it faster for mobile users to tag from their mobile uploads with less friction, " he writes.

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