In the study of China's present transformation economy, the analytical patterns are gradually becoming the principal reference system which can not be substituted by others.
在我国目前的转型经济研究中，新制度经济学的分析范式逐渐成为不可替代的主流参照体系。
As an important part of GIS platform, spatial reference system includes coordinate transformation and map projection, also named as map projection transformation system.
GIS中的空间参照系统是GIS平台中的重要组成部分，内容包括各种坐标系统的转换和地图投影，故也称为投影变换系统。
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