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Supported vanadium catalyst 负载型钒催化剂
SELECTIVE OXIDATION OF ETHYL LACTATE TO ETHYL PYRUVATE OVER SUPPORTED VANADIUM CATALYSTS 钒催化剂选择性氧化乳酸乙酯制丙酮酸乙酯
Microwave calcinations can be used to prepare the vanadium catalyst with higher activity and strengthen. 在工业钒催化剂的制备中，采用微波燃烧所得到的产品活性更高，机械强度更大。
The effects of quality of diatomite as carrier on vanadium catalyst in sulphuric acid production are discussed. 探讨了作为载体的硅藻土的性能对硫酸生产钒催化剂质量的影响。
With the diatomite as carrier, the vanadium catalyst for sulphuric acid production features high strength, activity and lifetime. 用该硅藻土生产的硫酸钒催化剂具有强度高、活性好、寿命长的特点。
The effects of orthophosphoric acid concentration in precursor preparation with n pentanol as reductive agent on vanadium catalyst behavior were studied. 实验考察了以正戊醇为还原剂的前驱体制备过程中磷酸浓度对催化剂性能的影响。
The equipment technology for large-scale sulphuric acid production plant with sulfur has been well developed in the last ten years. However,some key equipment and vanadium catalyst are mostly imported. 近10年间,我国硫磺制酸大型装置装备技术得到了飞快发展,但其中的个别关键设备和钒催化剂以引进的居多。
Calcination of vanadium catalyst for sulfuric acid industry by microwave irradiation is studied in this paper, and the optimum conditions, microwave power and irradiation time are obtained. 研究了微波法煅烧硫酸工业用矾催化剂,获得了最佳工艺操作参数,包括微波功率和辐射时间。
AN ESR STUDY OF VANADIUM-ADSORBATE INTERACTION ON SUPPORTED VANADIUM OXIDE CATALYST 载体钒氧化物中钒-吸附物分子相互作用的ESR研究
vanadium catalyst for manufacture of sulfuric acid 硫酸生产用钒催化剂
Keywords Vanadium catalyst;Microwave;Calcination; 钒催化剂;微波;煅烧;
Oxidation of various alcohols (benzyl alcohol, 1-phenylethanol, and cyclohexanol) was studied over vanadium catalysts using tert-butyl hydroperoxide as an oxidant. 摘要以过氧化叔丁醇作为氧化剂，研究了醇类（苯甲醇、1-苯基乙醇和环己醇）在钒基催化剂上的氧化反应。
Oxidation of various alcohols(benzyl alcohol,1-phenylethanol,and cyclohexanol) was studied over vanadium catalysts using tert-butyl hydroperoxide as an oxidant. 以过氧化叔丁醇作为氧化剂,研究了醇类(苯甲醇、1-苯基乙醇和环己醇)在钒基催化剂上的氧化反应。
The fraction of the internal surface available for industrial vanadium catalysts in the oxidation of sulfur dioxide is rather small and becomes even smaller at higher conversions. 正>当传质与传热过程影响催化反应速度时,利用化学动力学方程式严格地计算反应的总速度是一个极其复杂的课题。
Oxidation of various alcohols (benzyl alcohol, 1phenylethanol, and cyclohexanol) was studied over vanadium catalysts using tertbutyl hydroperoxide as an oxidant. 摘要以过氧化叔丁醇作为氧化剂，研究了醇类（苯甲醇、1苯基乙醇和环己醇）在钒基催化剂上的氧化反应。
The scribe worked hard to support his family. 那个抄写员辛勤工作来养家。
The temple is supported by massive columns. 此庙由粗大的柱子支撑。
I have a wife and two children to support. 我有妻子和两个小孩要扶养。
He had to work hard to support his family. 他不得不努力工作来养家。
The pillars have to support the weight of the roof. 这些柱子须承受屋顶的重量。