weak uniform normal structure 弱一致正规结构
In the industrial field, a number of product parts structure had used normal uniform thickness revolving curved surface body.
在工业领域中，不少产品的零件结构采用法向等厚旋转曲面体。
This paper introduces the concepts of uniform convex, uniformly normal structure and normal structure for 2-normed Spaces. It is proved that for such Spaces, the fixed point property holds.
本文给出2 -赋范空间一致凸、一致正规结构、正规结构概念，指出这类空间具有不动点性质。
Meanwhile, a new geometric constant is introduced, its properties and the relationship among uniform nonsquareness, normal structure and the constant is studied.
同时还引入了一个新的几何常数，并研究了它的几何性质及其与一致非方、正规结构、一致正规结构之间的关系。
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