北京大学数学科学学院
department of information science
School of Mathematical Sciences
peking university
北京市环境保护监测中心；北京大学数学科学学院
beijing environmental protection monitoring centre
材料科学前沿
Frontiers of Materials Science
地球科学前沿
Frontiers of Earth Science
多学科前兆
Muliti-subject precursors
化学科学与工程前沿
Frontiers of Chemical Science and Engineering
前科学概念
prescientific concept
pre-scientific conception
中国计算机科学前沿
Frontiers of Computer Science in China
边缘科学
boundary science
borderline (boundary) science
fringe (border) discipline