Existing multimedia data models such as the of multimedia data model based on the of Non First Normal Form (NF2), object oriented data models and hyper media data models do not meet the needs of MGIS.

但现有的几种多媒体数据模型(NF 2模型、面向对象模型和超媒体模型等)尚不能满足MGIS数据管理的要求。

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Then in the animal model, it could form tumors in the normal C57BL/6 mice and immunohistological examination showed that this cell line could express MUC1 in vivo.

动物接种实验证实该细胞可在正常小鼠皮下成瘤，免疫组织化学检测可见该细胞系在C57BL/6小鼠皮下接种胰腺癌模型中可表达MUC1。

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In section 1, the overall cost leading strategy competing model and the market leading strategy competing model will be introduced on the basis of Cournot normal form game.

第一节在古诺标准模型的基础上，提出了总成本领先战略竞争模型和市场领先战略模型。

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