立体化教学体系
three-dimensional teaching system
大学数学教学
college mathematics teaching
带正负号数字数字系统
signed digit number system
数字化教学资源
Digitized teaching resources
digitalized teaching resources
数字-数字数据变换器
digital-to-digital data converter
小学数学教学
elementary school mathematics teaching
医学数字化成像和通讯(DICOM)
continuous circulating
aeration cavitations-alleviation
中学数学教学
high school mathematics teaching
厦门大学化学系；教育部现代分析科学重点实验室
Department of Chemistry the MOE Key Laboratory of Analytical Sciences
xiamen university
中学化学教学
Chemistry Teaching in Middle School
安徽大学数学系
department of mathematics
anhui unversity
Department
mathematics
anhui university
北京大学数学系
department of mathematics
beijing university
参数化教学
parameterization teaching