与一位学生的一次交流(2011) 武夷山 对论文本身没有意见了,提一个相关问题供你思考。 不同国家的学科体系是不同的。中国教育部是根据专家意见设计的学科体系,Web of Science是根据引证与被引关系确定了173个学科或主题。那么,利用Web of Science数据,如何评价中国学科体系中诸学科的发展水平? ...
Yeast protein Weighs Global Food Climate change poses challenges as a fait accompli as the decreasing arable land, water scarcity, and increasing greenhouse gas emissions, so that the threat of food deficiency has happened in the area now and then. Published data by Concern and Welthungerhilf ...