1.
Design and Synthesis of 14-Membered Macrolide Derivatives Against Resistant Bacteria;
抗耐药菌十四元环大环内酯抗生素的设计与合成
2.
Design, Synthesis and Biological Activities of 14-Numbered Macrolide Derivatives Against Resistant Bacteria;
抗耐药菌十四元环大环内酯衍生物的设计、合成与生物活性研究
3.
Gauss Ring, Quaternions and RSA Arithmetic;
Gauss环、四元数体与RSA算法
4.
Simultaneous Determination of Cu and Ag with Diethyldithiocarbamate
四元螯环配合物氨荒酸盐法同时测定银和铜
5.
Some Theorems of Cyclic Matrix on Quaternion;
循环矩阵的几个定理在四元数体上的推广
6.
Assessment on the Content of Six Elements in Soils of Dongxi Town in Jianyang County,Sichuan Province
四川简阳东溪镇土壤环境六种元素含量评价
7.
Torus Quadrangular BEM of Ring Electrodes in 3-D Electrostatic Fields
圆环电极电场的曲面四边形边界元算法
8.
Determination of Atmospheric VLE for the Ternary System of Cyclopentane-Tetrahydrofuran-Cyclohexane
环戊烷-四氢呋喃-环己烷三元体系汽液平衡的测定
9.
The Development Environment and the Software Research of Four-cylinder DME Engine ECU
四缸二甲醚发动机电控单元开发环境及软件研究
10.
STUDIES ON THE ELECTROANALYTICAL CHEMISTRY OF RARE EARTH ELEMENTS ⅩⅦ POLAROGRAPHIC STUDY ON Sm(Ⅲ)-TETRACYCLINE COMPLEX
稀土元素的电分析化学研究ⅩⅦ钐(Ⅲ)-四环素络合物的极谱研究
11.
NMR Studies on the Interaction of Host-Guest Complexes of Disubstituted Cucurbit[6]uril;
对称四甲基取代六元瓜环与客体相互作用的NMR研究
12.
Syntheses and Properties of Macrocyclic Compounds Containing Tetrathiafulvalene Units;
含四硫富瓦烯结构单元的大环化合物的合成和性质
13.
Unitary sinmilarity of generalized Hermite matrix on quaternion rings Z(i,j,k);
四元数整环Z(i,j,k)上广义Hermite-酉矩阵的广义酉相似
14.
Investigation on fluorescent spectrum of ternary complex of tetracycline-Ca~(2+)-CTMAB and its application
四环素-Ca~(2+)-CTMAB三元配合物体系荧光光谱的研究与应用
15.
Three times eight is twenty-four, so two yuan and four jiao in all."
三八二十四，二元四角。"
16.
an example is the Four Great Painters of the Yuan Dynasty (1279-1368).
"元四家"，是指元代四个突出的山水画家:
17.
Full economic recovery in Hong Kong depends on four major factors: improvement in the external economic environment; moderation of interest rates; stabilisation of property prices; and increased public confidence.
香港的经济要全面复苏，有赖四个主要元素：外围环境转好、利息回稳、楼价稳定和市民重建信心。
18.
Crystal structures of self-assembly inclusion compound of tetramethyl-substituted cucurbit[6] uril with 2-benzyl-2-imidazoline hydrochloride salt
对称四甲基六元瓜环与2-苄基咪唑啉盐酸盐自组装包合物的晶体结构