Secondly, Aiming at classical mathematics model of Multi-machine System, state equation and transient energy function are putted forward in the center of angle.

针对多机系统的经典数学模型，给出多机系统在角度中心下的状态空间方程及其暂态能量函数。

youdao

We analyzed the geometric property of edge curve of formed milling cutter, deduced the curve's mathematics equation, got the center coordinate of disc blade, and designed the edge curve by CAD.

通过分析铣刀刀刃曲线的几何性质，推导出它的数学方程，进而求取刀片中心位置坐标，完成刀刃曲线的计算机辅助设计。

youdao

The classroom teaching is the basic form of mathematics teaching, it is the center link of teaching work.

课堂教学是数学教学的基本形式，它是教学工作的中心环节。

youdao

He also started the Morningside Center of Mathematics in Beijing in 1995 and the Center of Mathematical Science in Zhejiang University in Hangzhou--100 miles southwest of Shanghai and one of China's oldest universities--in 2002.

FORBES: Plugging a Math Gap

Dr. GROVER WHITEHURST (Acting Commissioner, National Center for Education Statistics): In mathematics, we see an increase in the percentage of fourth-graders performing at or above proficient for all five of the nation's major racial ethnic groups.

NPR: Mixed Report Card for U.S. Schools

Before Geomagic, she was the Director of Visualization at the National Center for Supercomputing Applications and is also, actively involved in promoting entrepreneurship and women in mathematics and sciences.

FORBES: State Of The Union: Live Blogging Obama's Speech