国花是被选作一国表征的花卉（树木），用以反映人民的传统感情。
The national flower is the flower (or tree) chosen as the characterization of a country, to reflect the traditional feelings of the people.
以乙二胺的醋酸盐作皂化剂，由1， 2，3，4， 6- 葡萄糖五异戊酸酯合成了2，3，4，6-葡萄糖四异戊酸酯，用1H NMR、高分辨质谱、 硅烷化衍生质谱进行了表征，并进行了卷烟加香试验。
The 2,3,4,6-O-tetraisovaleryl glucose was synthesized with ethylenediamine acetate as a saponifier, characterized by1HNMR, HRMS and silylanized derivation MS, and applied in cigarettes as a flavorant.
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