拜尔牙、热固塑料、铜基合金、钛及钛合金是较为理想的牙科修复材料 ；
The specimens made from Bayer tooth, thermosetting plastic, copper base alloy, titanium and its alloy have relatively good wear resistance as well and are thus idea prosthetic materials.
一列火车周一在葡萄牙北部的拜尔撞上一颗造成火车出轨的大石后瘫痪在河滨上，火车头则栽进斗罗河里。
A train lays down the embankment with the locomotive underwater in the Douro River, after it rammed into a boulder which derailed the train Monday Dec. 11, 2000 in Baiao, northern Portugal.
应用推荐