1.
Normal Forms of Nilpotent Vector Fields and Codimension Two Bifurcation;
幂零向量场的规范形及余维2分岔分析
2.
Singular Point Analyses of One-Dimensional Diffusion Processes and Maximal Lyapunov Exponents in Stochastic Bifurcation System
白噪声参激余维2分岔系统奇点分析及最大Lyapunov指数
3.
CODIMENSION-2 DYNAMICAL BIFURCATION OF AN ELECTROMECHANICAL COUPLED NONLINEAR DYNAMIC SYSTEM
一类机电耦合非线性动力系统的余维2动态分岔
4.
Classification of Germs of C~∞ Real Functions with Corank 2 and Codimension 6;
余秩是2余维数为6的C~∞实函数芽的分类
5.
Commuting Involutions with Fixed point Set of Constant Codimension 2~k+2~(k-1)-2
不动点集具有常余维数2~k+2~(k-1)-2的可交换对合
6.
(2) Phase-unwrapping algorithm based on the one dimension DCT;
（2）基于一维离散余弦变换的相位去包裹算法；
7.
(Z_2)~k-actions with Fixed Point Set of Constant Codimension 2~k+7;
具有常余维数2~k+7不动点集的（Z_2）~k作用
8.
(Z_2)～k-actions with Fixed Point Set of Constant Codimension 2～k+34;
具有常余维数2～k+34不动点集的（Z_2）～k作用
9.
(Z_2)～k-actions with Fixed Point Set of Constant Codimension 2～k+2v;
具有常余维数2～k＋2v不动点集的（z_2）～k作用
10.
The Local Theory of Timelike Submanifolds of Codimension 2 in R_2～5;
R_2～5空间中余维为2的类时子流形的局部理论
11.
(Z_2)～k-actions with Fixed Point Set of Constant Codimension 2～k+6;
具有常余维数2～k+6不动点集的（Z_2）～k作用
12.
(Z_2)～k-actions with Fixed Point Set of Constant Codimension 2～k+5;
具有常余维数2～k+5不动点集的（Z_2）～k作用
13.
(Z_2)~k-actions with Fixed Point Set of Constant Codimension 2~k+9
具有常余维数2~k+9不动点集的（Z_2）~k作用
14.
(Z_2)~k-actions with Fixed Point Set of Constant Codimension 2~k+13
具有常余维数2~k+13不动点集的(Z_2)~k作用
15.
(Z_2)~k-actions with Fixed Point Set of Constant Codimension 2~k+11
具有常余维数2~k+11不动点集的（Z_2）~k作用
16.
There is a profit of over 20,000 yuan from the transaction.
这笔生意盈余2 万多元。
17.
THE Pactice of Margin Steam to Improve Generate Electricity Capacity
富余蒸汽提高320m~2烧结机余热发电量的实践
18.
As a result, this declining-balance method of depreciation often is called double-declining-balance (or 2%-declining balance).
这种余额递减折旧法也因而称为双倍余额递减法(或2％余额递减法)。