1) extended rotation group
推广旋转群
1.
We formulate conditions for the nonlinear diffusion equation which is invariant under the extended rotation group and the extended scaling group, respectively.
本文研究非线性扩散方程的精确解,文中分别给出非线性扩散方程在推广旋转群和推广伸缩群上不变时满足的条件,并且利用推广旋转群和推广伸缩群构造方程的精确解,最后,给出了非线性扩散方程在推广旋转伸缩群上不变时满足的条件,推广旋转伸缩群也被用来构造非线性扩散方程的精确解。
2) extended rotating plane wave approximation
推广的旋转平面波近似
1.
The possible discrete breathers are obtained numerically in the system of one-dimensional mixed Klein-Gordon/Fermi-Pasta-Ulam chain on the basis of simplified motion equations by using extended rotating plane wave approximation.
采用推广的旋转平面波近似对一维非线性Klein-Gordon/Fermi-Pasta-Ulam混合原子链的运动方程进行简化,数值求解得到该系统中存在的离散呼吸子解。
4) revolving push plank
旋转推板
1.
A kind of dough autoarranging mechanism with revolving push plank was offered and the design principle of the mechanism was related in the paper.
提出了一种生面团自动摆放机构——旋转推板式自动排放机构。
5) rotating bolus injection
旋转推注
6) rotational push rod
旋转推杆
1.
In this paper, a new type of rotational push rod mechanism is proposed.
提出一种新型的旋转推杆机构，并用可移动摆杆代替多组固定摆杆，实现了定时器的多时段程序控制。
补充资料：推广
1.推衍扩大。 2.谓扩大施行或作用范围。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条