plaster casts

Methods By analyzing 196 dental plaster casts of malocclusion patients, we measured Bolton anterior and overall ratios of each group and analyzed the statistic results of tooth-size discrepancy.

方法把符合标准的196副模型，获取其Bolton指数的前牙比和全牙比及牙量不调量并进行统计分析。

The museum's top floor displays the section of the frieze that Elgin's agents left behind, joined to plaster casts of the90-odd works in London.

博物馆的顶层显示出埃尔金的代理人留下的檐壁部分，与伦敦的90多件作品的石膏模型结合在一起。

Methods One hundred and ninety-three teeth with wedge-shaped defects were selected in 69 plaster casts.

方法选取69副牙石膏模型上的193颗上颌患楔状缺损牙齿，游标卡尺测量牙颈部缺损的侧影深度、宽度和高度，计算测量体积；

He walked clumsily because of the plaster casts on his legs.

因为腿上打着石膏绷带,他走路姿势笨拙.