《北京地区医院信息系统基础设施运行与管理规范》
Hospital information system infrastructure operation and management norms in Beijing area
《房产测量规范》
specification house property surveying
《水运工程导标设计规范》
Keywords:Design Codes for Leading Marks of Water Transporation Engineering
2008版《起重机设计规范》
crane design standard of 2008 version
ASTM C1202-97规范
ASTM C1202-97 specification
Birkhoff规范变换
Birkhoffian gauge transformations
Bogdanov-Takens规范形
normal forms of Bogdanov-Takens