| 摘要 |
A disproportionate indented post for the masticatory teeth, in length, is divided in two parts: the screwed holding part in length and the functional one entering the carious cavity, in length. The height of the base is , the distances between the crossbars are , the length of the upper right retaining crossbar is , the length of the upper left retaining crossbar is , the length of the middle upper right retaining crossbar is , the length of the middle left right retaining crossbar is , the length of the lower right retaining crossbar is , the length of the lower left retaining crossbar is , the length of the right limiting ledge is , the length of the left limiting ledge is and the length of the retaining part is . |
