octa 中文意思是什麼
octa
解釋
八面體；八面-
Zirconium oxychloride, octa hydrate for industrial use
工業八水合二氯氧化鋯 -
Water quality - determination of tetra - to octa - chlorinated dioxins and furans - method using isotope dilution hrgc hrms
水質.三氯至八氯二氧雜環乙烯和呋喃的測定.同位素稀釋hrgc hrms法 -
It is a feasible way to manager spatial objects by utilizing relational database in the gis applications. we have brought to octa - tree index structure for managering spatial data efficiently in relational schema. by space filling curve, z - curve, we mapped rsdd to 1 - dimensional linear sp
為了在關系模式下有效地對空間數據進行處理，論文提出了八分樹的索引結構，並利用空間填充z一曲線把rsdd空間映射到一維空間，從而建立起了空間對象的索引順序。
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