After achieving the desired shape, I cast my model in plaster to create a concave mould.

在获得我想要的形状之后，我把我的模型上了石膏，从而创造一个凹面的模具。

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Results Reconstruction of the geometric model for plaster model of dentition defect was carried out.

结果实现了牙列缺损石膏模型的几何模型重建。

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The features of fracture mechanics of plaster as the model material are similar to those of the concrete.

模型材料石膏具有与混凝土相似的断裂力学特性。

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When he saw Joe Rosenthal's picture of the flag-raising in Iwo Jima he made a plaster model of the scene.

ECONOMIST: Felix de Weldon

There was plenty of space to accommodate guests, for his plaster model was based on so few bones and teeth that Owen believed the beast resembled a massive, scaly hippopotamus.

FORBES: Magazine Article