Introduce the characteristics and application range of microcellular foams, analyse the technological study situation at home and abroad.
介绍了微孔泡沫塑料的特点及其应用，分析了国内外对微孔泡沫塑料的研究现状。
Under this background, the article aims to study the application of 3d GIS in the field of forestry resource management and has explored a new kind of technological method.
本文在这样的背景下旨在研究三维地理信息系统在森林资源管理中的应用，探索了一种崭新的技术手段。
Study on the establishment and application of frontier model of biological technological enterprises in China;
研究概述了确定性前沿模型的产生、分类、特点、参数求解方法及其在我国的应用现状。
应用推荐