And more significantly, it has very low friction coefficient and nice self-lubricating properties.

更有意义的是它具有超低的摩擦系数和优良的自润滑性能。

youdao

Advantages: good toughness, low friction coefficient of the ruby head, long life.

优点：有较好的韧性， 宝石头部摩擦系数低，具有超长的使用寿命。

youdao

Meanwhile, it has nice self-lubricating property and ultra-low friction coefficient. It has been believed that it has extensive application in many areas.

并且还有很好的自润滑性和超低磨擦系数，被认为在许多领域有着广泛的应用前景。

youdao

The result is a tough material that has a low coefficient of friction comparable to that of Teflon and is highly resistant to abrasion.

ECONOMIST: Skiing: Not waxing lyrical | The