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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The advantage of rolling bearing is that they cause less friction.

滚动轴承的优点是它产生的摩擦力较小。

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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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The big reason why Bibi and Obama will likely have a stake this time around in more cooperation and less friction is Iran.

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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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