The height of crowns, the center height of clinical crowns, and the width and length of the dental arch were measured with a digital vernier calliper.

用数显游标卡尺测量实验组模型牙冠高度，牙弓宽度和长度，计算出临床冠中心高度，并与对照组进行对比分析研究。

youdao

A large arch has been cut out of the center of the structure's primary facade - a dramatic opening formed with a layered composition of elevations.

一个大型拱券分割了建筑主立面的中心——立面的分层构建组成了一个戏剧性的开口。

youdao

The crossbow includes an arch fixed to the center spine, and a trigger mechanism was added to it, which can facilitate targeting and retaining the string, so as to make delay firing.

弩将弓装在弩臂上，并增加了可供瞄准和控弦的弩机，因而可延时发射。

youdao

He left everything as it was the "robber baron" cast-iron mantle, the off-center arch leading into the living room put up a coat of paint and "camped out" for almost 12 years.

WSJ: All The Pretty Houses