（取模需要的材料如上）口腔取模通过先阴后阳如印章般可以较为准确地表现出一个人的牙齿形态。

Making teeth model is like engrave a seal, using the technique of both intaglio and rilievi; so that the model can reflect someone's teeth accurately.

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主要用于小型工艺礼品的雕刻、切割。如：雕刻人像、胸牌、胸卡、各种工艺礼品外包装雕刻加工。同时，具有雕刻印章、螃蟹的功能。

Mainly used for the engraving and cutting of little artistic works. such as engraved portraits, badges, breast cards and various engraved packages. it also can engrave seals and crabs.

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由委员会订立的文件，如已按照第(3)款盖上委员会印章，即当作已恰当地签立。

A document to be made by the Council shall be deemed to be duly executed if sealed with the seal of the Council in accordance with subsection (3).

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