niobic

英式音标：[naɪ'əʊbɪk]播放读音

美式音标：[naɪ'oʊbɪk]播放读音

词义：

adj.

铌的，含铌的；

用法：

词组短语

niobic acid[化]铌酸

权威例句

Niobic acid as an efficient catalyst for vapor phase esterification of ethyl alcohol with acetic acid

Niobic acid and niobium phosphate as highly acidic viable catalysts in aqueous medium: Fructose dehydration reaction

Nitrogen‐doped Lamellar Niobic Acid with Visible Light‐responsive Photocatalytic Activity

Optical transitions and visible upconversion in Er3+ doped niobic tellurite glass

Low-temperature synthesis of niobium oxide nanoparticles from peroxo niobic acid sol

ChemInform Abstract: Nitrogen‐Doped Lamellar Niobic Acid with Visible Light‐Responsive Photocatalytic Activity

Acetylation of glycerol to synthesize bioadditives over niobic acid supported tungstophosphoric acid catalysts

One-step synthesis of methyl isobutyl ketone catalyzed by palladium supported on niobic acid

Absence of expected side-reactions in the dehydration reaction of fructose to HMF in water over niobic acid catalyst

A Comparison Study of Rhodamine B Photodegradation over Nitrogen‐Doped Lamellar Niobic Acid and Titanic Acid under Visible‐Light ...

同义词：columbic

造句：

1. Study on Acid Modified Niobic Acid Catalyst for Synthesis of 2, 5 - Dimethyl - 2, 4 - Hexadiene.

酸处理铌酸对合成2,5-二甲基- 2,4 -己二烯催化作用的研究。

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2. In this system, the water-washed niobic acid, acid-washed niobic acid and niobic acid for phosphoric acid-treated were studied.

本文分别对直接水洗法、酸水洗法以及磷酸处理铌酸催化剂进行了研究。

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3. 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芐酯。

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4. Niobic acid and compounds containing niobium are applied in a wide range of catalysis fields for their unique acidic property and thermal stability.

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。

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5. It was observed that the catalytic activity and the usable life of the treated niobic acid for synthesis of diethylene glycol dibenzoate was apparently higher than that of the untreated niobic acid.

用于催化酯化合成二甘醇二苯甲酸酯增塑剂 ，处理后固体铌酸的催化活性和重复使用寿命有明显提高。

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6. It was observed that the catalytic activity and the usable life of the treated niobic acid for synthesis of diethylene glycol dibenzoate was apparently higher than that of the untreated niobic acid.

用于催化酯化合成二甘醇二苯甲酸酯增塑剂 ，处理后固体铌酸的催化活性和重复使用寿命有明显提高。

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