1.
Nielsen transformations and its inverse transformations of Schottky groups
Schottky群的Nielsen变换与逆变换
2.
The Relationship of the Three Type Classical Schottky Groups in Nielsen Inverse Transformations;
三类Schottky群在Nielsen逆变换下的关系
3.
Nielsen equation of relativstic rotational variable mass system;
相对论转动变质量系统的Nielsen方程
4.
pressure converter
压力变换器压力转换器
5.
commutator type analog-digital converter
换向器型模－数变换器
6.
contrast variation
对比（度）变换（法）
7.
Triality Transformation and Lie Group Spin_7;
Triality变换和李群Spin_7
8.
The Hilbert Transform Based on the FRFT
基于FRFT的Hilbert变换
9.
hydraulicefficiency transformer
液压变速器液压变换器
10.
Transition (tamper) length
渐变段（变换段）长度
11.
Functions of Complex Variables & Integral Transformatio
复变函数与积分变换
12.
commutator frequency changer
换向器变频机整流子频率变换器
13.
There are constant change of scenes, and the variety is interesting .
布景不断变换，而这种变换是有趣的。
14.
Such a group of formation is briefly referred to as a transformation group.
这样一个变换的群，称为变换群。
15.
A shear is a transformation that produces a mirror image of an object.
（错切变换是产生物体镜像的一种变换。）
16.
Research on AC/DC Converter Based on Matrix Converter;
基于矩阵变换器的AC/DC变换器的研究
17.
Time-Frequency Transform Tool wavelet Transform and the Application to Project;
时频变换工具—小波变换及其工程应用
18.
Joint Transform Correlator Based on Gyrator Transform
基于Gyrator变换的联合变换相关器