1) topological index of distance ordinal number
距序拓扑指数
2) distance topological index
距离拓扑指数
1.
Based on the Wiener index(W),a distance topological index(T) is proposed.
基于Wiener指数(W),构建距离拓扑指数(T)。
3) topological index
拓扑指数
1.
Relationship between the topological index ~mV and pKa_1 of inorganic hydrides;
拓扑指数~mV与无机氢化物pKa_1的关系
2.
The topological index ~mG and its application;
拓扑指数~mG及其应用
3.
Research on correlation between topological index ~mL and standard heat of formation of metal halide;
拓扑指数~mL在金属卤化物标准生成焓△H_f~θ中的相关性研究
4) Topology index
拓扑指数
1.
This paper uses topology index for quantitative analysis of the connection between electric power network composition and capability,so that it can give a quantitative evaluation for reasonability from all levels.
提出用拓扑指数(TI)对电网结构与其性能之间的关系进行定量分析,从而对各级电网结构的合理性从定量的角度加以度量。
2.
The calculated mulliken atomic charge(QC) of carbon atoms on C—O bond,molecular topology index Z and the ratio of the lipophilicity to the hydrophilicity OI are used as the structural descriptors for alcohols molecules,and the result is satisfactory.
利用C—O键上碳原子电荷QC、分子拓扑指数Z、有机结构中有机性无机性比值OI作为醇分子结构描述符,对其沸点Tb、溶解度SW及辛醇/水分配系数(Kow)进行了QSPR研究,结果令人满意。
5) Topological indices
拓扑指数
1.
Study of structure-property relationship of linear alkyl aryl sulfonate by topological indices
拓扑指数法研究直链烷基芳基磺酸盐的构效关系
2.
Parameters obtained from topological indices and quntitative calculation regress with the biodegradation rate constants;hence,the established binary mathematical model has good correlation,robustness and reproducibility.
利用拓扑指数和量化计算得到的参数共同与取代苯甲酸的生物降解速率常数回归,建立的二元数学模型具有很好的相关性。
3.
The correlative relationship between three topological indices( A m1 ,X z and 1X ) and gas chromatographic retention indices of some hydrocarbon compounds was studied.
Aml、Xz 和1X 3种拓扑指数与 18种非同系物烃类在 3种固定液上的气相色谱保留指数的关联结果表明 :多元校正法可比常规一元校正法得到更好的相关关系 ,三元校正法可使回归方程的相关系数达 0 。
6) topological distance electronegative index
拓扑距离电负性指数
1.
This text took the proportional electronegative of the piece of PCDEs to build a row matrix,and combined the molecular distance matrix with row matrix to build a new index——topological distance electronegative index.
以类原子的形式处理多氯联苯醚苯环上的基团(CH和CCl),构建分子的距离矩阵,以分子基团的均衡电负性对原子进行着色建立行矩阵,结合分子的距离矩阵和行矩阵,同时考查分子的相互间的作用情况,建立分子的结构参数——拓扑距离电负性指数。
补充资料：序拓扑
序拓扑
order topology
序拓扑〔耐ert叩Ok必r;肋p.刃.姗功助加nI川 具有线性序<的线性序集X上的拓扑了、，并且了、有一个由X的所有可能的区间构成的基. M.H.Bo益I岭xoBcK戚撰【补注】这里“区间”通常是在“开区间”，即在形如 {x〔X:a
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条