First introduce the working principle of the inchworm in-pipe robot based on unilateralmovement mechanism, and then an equivalent system model is founded after simplifying the whole robot system.
As part of the Oslo movement (to which over 70 states have now signed up), countries have been vying to take unilateral steps to show their goodness.
作为奥斯陆运动的一部分(超过70个国家已经签署)，各国已经竞相采取单方面措施来展示各自的善意。
3
Objective:To study character mandibular movement tracings during mandibular protrusion in patients with unilateral posterior crossbite and compare the difference with normal occlusion.