The parabolic gear is characterized by a new-type tooth profile, which may ensure very great load rating and fairly good unyielding, anti-sticking and wear - resisting properties.
抛物线齿轮是我们新近研究出来的一种新齿廊，它具有很高的抗接触、抗弯曲、抗胶合与抗磨损的能力。
2
It has a Mohs rating of 9 and is excellent for daily wear as it is the most durable of the colored gemstones, combined with great beauty.
其莫氏硬度为9度，非常适合日常佩戴因为它是所有彩色宝石中最耐久的，并且十分的美丽。
3
We are aware of the concerns with reaching the hit rating cap, and will make sure Druids can pick up Rogue items to wear without exceeding that cap.