查询词典 vanadium trioxide

Molybdenum trioxide which has good light sensitivity is widely used in preparing the photochromic and electrochromic materials.

三氧化钼因具有优良的光学特性而被广泛地用来研究制备光致、电致变色材料。

Preparation methods of molybdenum trioxide thin films were described in a systematic way and each method's advantages and limitations were compared.

首先简述了电致变色三氧化钼薄膜的变色机理，然后系统阐述了三氧化钼薄膜制备方法，比较了各种制备方法的优缺点，概述了三氧化钼薄膜材料的研究进展。

The standard solubility product and solubility of compound salt ammonium molybdate· molybdenum trioxide at 0~100 ℃ condition are studied.

研究了难溶复盐钼酸铵氧化钼的标准溶度积常数和不同温度下的溶解度，测定了同离子效应对溶解度的影响，并用红外光谱分析了其解离形式。

The company was founded in 2007, mainly engaged in molybdenum concentrate, molybdenum trioxide, molybdenum calcium, molybdenum iron, production and operation activities; lead, zinc, copper, germanium ore, iron ore and other products, building materials sales business, business own mining resources, with mining, elections, rule of production capacity, the company has a strong, strong technical force, strict production quality.

本公司成立于2007年，主要从事以钼精矿、三氧化钼、钼酸钙、钼铁、的生产经营活动；铅、锌、铜、锗矿、铁精矿等产品、建筑材料销售方面的业务，企业拥有自主矿山资源，具有采、选、冶生产能力，公司实力强劲，技术力量雄厚，严把生产质量关。

Molybdenum trioxide ; ab initio calculation ; bonding property ; electronic structure ; proton adsorption

氧化钼；从头计算；成键特征；电子结构；质子吸附

The fire retardancy and smoke suppression of soft PVC were tested.The results showed that:(1)the mechanical property of coupling agent-treated fire retardant was improved since the interfacial combination between the fire retardant and matrix was enhanced;(2)the using amount of molybdenum trioxide had no significant influences on...

结果表明：经偶联剂处理过的阻燃剂，由于增强了其与基体的界面结合力，从而使其力学性能得到提高；三氧化钼的用量对聚合物的阻燃效果影响不明显，而随着硼酸锌和三氧化二锑用量的增加，其阻燃效果越来越好。

Molybdenum trioxide sol and gel were prepared via reaction metal Mo powder with peroxo-hydrate solution and they could turn into blue color when irradiated by high pressure mercury lamp.

通过金属钼粉与过氧化氢溶液反应制备三氧化钼溶胶和凝胶，在高压汞灯的照射下，溶胶和凝胶由浅黄色变成蓝色。

A series of molybdenum carbide catalysts were prepared using 20%CH4-H2 to carburize molybdenum trioxide at different temperatures. The catalysts were characterized using X-ray diffraction, X-ray photoelectron spectroscopy and N2-adsorption. Their catalytic performance was evaluated in the model reaction of the dry-methane reforming to synthesis gas. Here, the characteration of bulk and surface Mo2C catalysts and its influence on the catalytic performance were described.

以MoO3为前驱物，于20%CH4-80%H2的混合气体(100 mL/min)中，在不同设定终温下进行碳化，制备了一系列不同碳化终温的Mo2C，通过XRD和XPS等手段进行了表征，并对其甲烷二氧化碳重整制备合成气的催化性能进行评价，讨论了碳化终温作为Mo2C的制备参数，与所制备的Mo2C体相、表面特征和催化剂性能的关系。

Molybdenum carbide catalysts were prepared by temperature-programmed reaction using CH4/H2 gas mixture to carburize molybdenum trioxide at different temperatures, then were characterized with XRD and BET.

以MoO3为前躯体，CH4/H2为还原碳化气，采用自制的程序升温还原碳化反应装置制备出Mo2C催化剂，并用XRD、BET进行表征。

Now, Anda products mainly include sodium tungstate, ammonium metagungstate, ammonium paratungstate, ammonium dimolybdate, ammonium quartmolybdate, ammonium heptamolybdate, ammonium molybdate, molybdenum, barium molybdate pure molybdenum trioxide, etc. All of these products have the stable market domestically which are also sold to more than ten regions and countries abroad including west countries, Southeast Asia and Japan. Anda also becomes the special factory of molybdenum series products in foreign trade.

目前安达产品主要包括钨酸钠、偏钨酸铵、仲钨酸铵、二钼酸铵、四钼酸铵、七钼酸铵、钼酸钠、钼铁、钼酸钡、高纯三氧化钼等，这些产品除在国内有稳定的市场外，还远销欧美、东南亚以及日本等十多个地区和国家，公司也成为外贸钨钼系列产品的定点厂家。

Warden: That's a beautiful dog, but don't bring her again.

那是条漂亮的狗，但是不要再把她带来了。

You get up in the morning – no hangover!

你第二天早上起来的时候—不会宿醉！