1.
Study on the new material of second modification activated carbon and its performance to the metal ions
二次改性活性炭材料的制备及其性能研究
2.
Study on Plasma Modification of Alkali Rechargeable Battery Separator;
碱性二次电池隔膜等离子体改性研究
3.
Mechanical Performance of SGF Reinforced Secondary-Foamed Polypropylene Modified with POE
SGF增强POE改性二次发泡聚丙烯的力学性能
4.
Modification and Surface Treatment of Carbon Materials Used as Anode of Lithium Ion Secondary Battery;
锂离子二次电池炭负极材料的改性与修饰
5.
The Effects of Surface Modifications on the Performance of a Natural Graphite as Anode Material of Lithium Ion Batteries;
锂离子二次电池石墨负极材料的改性研究
6.
Conception of Second Copolymerization in situ to Modified PVC Characterized Unsaturated Double Bond;
含不饱和双键PVC原位二次聚合改性的构想
7.
Second sewage disposal with improved activated sludge process;
“改进型”活性污泥法二次生化处理工业、生活污水
8.
Analysis on Feasibility of Transformation of Atmospheric and Vacuum Redistillation Unit;
常减压二次蒸馏装置改造的可行性分析
9.
Studies on Preparation, Modification and Electrochemical Performance of BiF_3 as a Positive Electrode for Rechargeable Lithium Battery
锂二次电池新型正极材料BiF_3的制备、改性和电化学性能研究
10.
Preparation and bioactivity of glycyrrhetinic acid-polyethylene glycol/5-fluorouracil complexes
聚乙二醇改性甘草次酸/5-氟尿嘧啶复合物的制备与生物活性研究
11.
A study of the circular arc gear reliability based on improved FOSM method
基于改进一次二阶矩法的圆弧齿轮传动可靠性研究
12.
Disposable duodenal drainage Tube
一次性使用十二指肠管
13.
linear quadratic regulator problem
线性二次型调节器问题
14.
Second, in 2000, when the second amendment was made to the Patent Law, Article 11 was once again modified.
其次，2000年第二次修改《专利法》时，对第11条再次进行了修改。
15.
The Technical Transformation of 35 kV Substation Primary Equipment and Secondary Equipment
35kV变电站一次和二次设备的技术改造措施
16.
Global Optimality Conditions of Quadratically Constrained Quadratic Programming Problems;
几类二次约束二次优化问题的全局最优性条件
17.
A Quadratically Constrained Quadratic Algorithm Model for Nonlinear MINIMAX Problems;
非线性MINIMAX问题的二次约束二次算法模型
18.
REFORM IS CHINA'S SECOND REVOLUTION
改革是中国的第二次革命