1.
Morphic Rings,PS-Rings,FS-Rings and Morita Context Rings
Morphic环与PS-环、FS-环和Morita Context环
2.
Strongly Symmetric Rings and Generalized Armendariz Rings
强symmetric环和广义Armendariz环
3.
A Note on Strongly Armendariz Rings and Strongly Quasi-Armendariz Rings
关于强Armendariz环和强拟Armendariz环
4.
Internal combustion engines--Piston rings--Keystone rings and half keystone rings
GB/T14223-1993内燃机活塞环梯形环和楔形环
5.
On Coherent Rings,Hereditary Rings and Regular Rings;
Coherent环、fp_n-遗传环和fp_n-正则环
6.
N-semisimple rings,Noether N-semisimple rings and some special rings;
N-半单环、Noether N-半单环和几类特殊环
7.
Graded Jacobson Radicals of Graded Rings --graded local rings and graded Artinian rings;
分次环的分次Jacobson根——分次局部环和分次Artin环(英文)
8.
Research on Cyclic Code and Constacyclic Code over Ring F_2+uF_2;
环F_2+uF_2上的循环码和常循环码的研究
9.
Four, five and six ring PAHs have greater carcinogenic potential than do two, three or seven ring PAHs.
四，五和六环多环芳烃比二，三和七环的多环芳烃有更强的致癌作用。
10.
Geological environment and geomorphological environment are basic ones on the earth's surface.
地质环境和地貌环境是地球表面最基础的环境。
11.
Tandem Ring-Opening/Closing Reactions of N-Ts Aziridines and Aryl Propargyl Alcohols
氮杂环丙烷和芳基炔丙醇的串联开环关环反应
12.
Analysis of the Magnitude Frequency Responses of Software Phase-Locked Loop and Its Loop Filter
软件锁相环环路滤波器和闭环幅频响应分析
13.
Determination of cyclohexanol and cyclohexanone contents in cyclohexane oxidation liquid
环己烷氧化液中的环己醇和环己酮含量的测试
14.
(1+u~k) constacyclic codes over F_2+uF_2+…+u~kF_2
环F_2+uF_2+…+u~kF_2上的循环码和(1+u~k)循环码
15.
Rings for ring-spinning and ring-doubling frames
环锭纺和环锭捻线机钢领
16.
Trust Fund on Environmental Performance Reviews and "Environment for Europe"
环境性能审查和“欧洲环境”信托基金
17.
As a result, the market environment and the consumption climate gradually improved.
市场环境和消费环境逐步改善。
18.
International Institute for Environment and Development
国际环境和发展学会(环发学会)