a carboxylic acid used in the manufacture of nylon
双语例句
The reaction of the synthesis of dibutyl adipate catalyzed by phosphotungstic acid supported on activated carbon was studied. 研究了用活性炭固载磷钨酸催化合成己二酸二丁酯的反应。
The ridge structure on the lithium niobate substrate is fabricated by using a mixture of benzoic acid and adipic acid to have a larger depth-to-width ratio. 在铌酸锂基板上所制作的脊形结构，可改用苯甲酸与己二酸的混合酸作为质子交换源，结果有较佳的脊形结构外观比。
