niobic

基本解释

• adj.五价铌的

同根派生

英汉例句

• A series of niobic acids at different calcination temperatures was prepared.
  在不同焙烧温度下制备了一系列固体铌酸催化剂。
• A new catalyst, niobic acid, was used for the synthesis of di 2 ethylhexyl maleate with yield of 86.
  研究了用新型催化剂铌酸催化合成马来酸二辛酯的工艺。
• Using niobic acid as catalyst, cyclohexane as dehydrant, benzyl propionate was synthesized based on propionic acid and benzyl alcohol.
  摘要以铌作催化剂，环己烷为带水剂，用丙酸和苯甲醇直接合成了丙酸苄酯。
• Niobic acid and compounds containing niobium are applied in a wide range of catalysis fields for their unique acidic property and thermal stability.
  摘要铌酸和含铌化合物独特酸性和热稳定性，广泛的应用催化领域中。
• Niobic acid as a solid catalyst can be directly applied in the hydrolysis, esterification, condensation and alkylation reaction etc.
  铌酸可直接作为固体催化剂，应用于水解、酯化、缩合、烷基化等反应中；