1·An analysis of four factors which affect the yield of formyl aspartic acid anhydride, one of the intermediates of aspartame, was made in terms of their relational grades based on Grey System Theory.
依据灰色系统理论对影响甲酰天冬酸酐（合成天冬甜素的中间体）收率的因素进行了关联度分析。
2·In this article are discussed the effects of three kinds of acid anhydride curing agents on the casting technology of epoxy resins as well as on the properties of cured resins.
本文着重探讨用于环氧浇铸的三种酸酐固化剂对浇铸工艺及其固化物性能的影响。
3·This invention relates to a preparation method of substituent glutaric acid anhydride.
本发明涉及取代基戊二酸酐的制备方法。
4·At least one of the cathode, the anode, the separator, and the electrolytic solution contains a sulfone compound having an acid anhydride group and a sulfonyl group.
正极、负极、隔膜以及电解液中的至少一种包含具有酸酐基和磺酰基的砜化合物。