第二步是要做你的牙齿的印模。
下面介绍给你两种办法来制作你的宠物的爪子印模型。
采集印模过程中，保持待采集印模的区域干燥。
Keep the areas from which the impression is to be taken dry during impression.
用一个敏捷的很轻的力，将印模坐放在落鱼的顶部。
The impression block is landed on top of the fish with a sharp, light force.
图72-20偏斜排龈线与印模排龈线一起置位样。
Figure72-20 Deflection cord and impression cord are in place.
在阿拉斯加度假期间，他们制作狼蹄印的印模，把此作为科学实践课。
On holiday in Alaska, they made moulds of a Wolf's pawprint, a "science adventure".
在阿拉斯加度假期间，他们制作狼蹄印的印模，把此作为科学实践课。
On holiday in Alaska, they made moulds of a Wolf's pawprint, a "science adventure".
应用推荐