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catalyst dose
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  催化剂用量
     The results showed that the reaction at 110 ~ 160 ℃ for 2 h,molar ratio of phydroxybenzoic acid to pentanol was 3∶1,the catalyst dose 1.5 g,the yield of esterification reached 93.3%? 
     结果表明:反应的酸醇比为1∶3,催化剂用量1.5g,反应温度110~160℃,反应2h,酯产率可达93.3%。
短句来源
     The synthesis of N, N′-bi(2,2,6,6-tetramethyl-4-piperidyl)hexanediamine from 2,2,6,6-tetramethyl-4-piperidone and 1,6-hexanediamine was studied. The effects of catalyst dose, reaction temperature, reaction period and solvent for this reaction were optimized. The reaction conditions were established as follows: catalyst dose, 20% of imine in mass;
     研究了2,2,6,6 四甲基4 哌啶酮与1,6 己二胺两步法常压合成N, N′双(2,2,6,6 四甲基4 哌啶基)己二胺的方法,并考察了催化剂用量、反应温度、反应时间及溶剂对反应的影响,确定了最佳反应条件。
短句来源
     Reuslt indicated that the optimum gas feed rate was 600mL/min, optimum catalyst dose was 5g/L, optimum system temperature was 25℃.
     催化剂用量最佳值为5g/L;
短句来源
     Higher catalyst dose, higher reaction temperature, and more CO in the feed all resulted in less declines in SO2 conversion.
     脱硫温度、催化剂用量、SO2与CO的摩尔比等对催化剂的耐氧性能均有明显的影响。
短句来源
     The affecting factors such as concentration and dosage of nitric acid, reaction pressure, reaction time and catalyst dose were investigated.
     探讨了影响对硝基苯甲酸产率的因素,如硝酸的浓度和用量、压力、反应时间及催化剂用量等。
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  “catalyst dose”译为未确定词的双语例句
     When the wastewater has a sulfur concetra-tion of 100-400mg/L,and is treated in a 101. reactor at pH 9 10, with an air flow of 0. 1m3/h and a catalyst dose of 100 -150mg/L for 4 hours, the removal of sulfur from wastewaster reaches 94 % - 98 %.
     在所研究的浓度100—400mg/L范围内,使用的反应器为10L. 控制气量0.1m~3/h,曝气时间4h,催化剂加量100—150mg/L,pH值9—10时,硫化物去除率达94%—98%。
短句来源
     A 87.5% yield of p -chloromethyl styrene was obtained when the reaction was carried out under conditions in which the reactant ratio (Styrene∶Polymerized formaldehyde∶Hydrochloric acid∶Phosphorus trichloride) was 1.0∶ 2.0 ∶1.0∶0.3(mol), catalyst dose was 5.0 g/mol styrene, reaction temperature 65 ℃, reaction time 2 hours.
     实验结果表明 :在苯乙烯氯甲基化反应中 ,投料物质的量比为n(苯乙烯 )∶n(聚甲醛 )∶n(HCl)∶n(PCl3) =1.0∶2 .0∶1.0∶0 .3 ,每摩尔苯乙烯中催化剂的用量为 5 .0g,反应温度为 6 5℃ ,反应时间为 2h的条件下 ; 对 -氯甲基苯乙烯产率为 87.5 % ;
短句来源
     After the experiments, several influence factors in weight percent were discussed, such as etherifying agent, catalyst, dose and kind of solvent, reaction time and temperature and so on. As a result, the optimal combination of reaction conditions was established.
     本研究讨论了醚化剂、催化剂、溶剂的用量,反应温度、反应时间、溶剂的种类等对稻草增重率的影响,并对最佳反应条件做以选择。
短句来源
     The lower oxidation peak potential indicates that the PtRu/SWCNTS catalyst makes the methanol oxidated more easily than theJohnson-Matthey PtRu/C catalyst dose. At lower operation temperature, the PtRu/SWCNTs catalyst has the lower oxidation peak current than Johnson-Matthey PtRu/C catalyst. As the operation temperature raised higher than 70°C, the oxidation peak current of PtRu/SWCNTs catalyst is higher than tne industrializd PtRu/C catalyst.
     所制备PtRu/SWCNTs催化剂与商业化Johnson-MattheyPtRu/C催化剂相比,低温条件下峰值氧化电流较低,在工作温度超过70℃时,其峰值氧化电流大于商品催化剂。
短句来源
     it is found that the optimizod condition for catalyst dyeing is established when the catalyst dose is 0.02g/l and pH is about 8.Under this condition, the colour yield of dye is considerably enhanced and favourable wet fastness is obtained, indicating that the catalystic dyeing of silk fabrics deserves further investigation.
     结果发现,崔比染色的最佳条件是三乙烯二胺用量为0.02g/L,pH为8左右。 在此条件下,一氯三嗪等高温型活性染料的得色量显著提高,湿坚牢度良好,从而表明催化染色值得研究。
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  相似匹配句对
     The effects of the dose of catalyst and the temperature on the yield of the copolymer were investigated.
     对催化剂用量、反应温度对共聚物得率的影响进行了考察
短句来源
     In addition, there existed an optium dose of catalyst-2g/L.
     催化剂的最佳投量为2g/L。
短句来源
     The catalyst was reusable.
     催化剂可重复使用。
短句来源
     Catalyst design
     催化剂设计
短句来源
     dose irradiation.
     含量比未经辐射的低,表明适宜剂量辐射可以提高幼苗耐热性。
短句来源
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  catalyst dose
The influence of the raw materials ratios, reaction temperature, reaction time, and catalyst dose on the softening point, yield, and color of the synthesized resin was examined.
      
Catalyst dose and process configurations will be illustrated.
      


With reference to foreign experiences, catalystic dyeing experiments, using triethylene-diamine as catalyst are conducted on crepe de chine with high-temperature reactive dyes (e.g.monochlorotriazine dyes). it is found that the optimizod condition for catalyst dyeing is established when the catalyst dose is 0.02g/l and pH is about 8.Under this condition, the colour yield of dye is considerably enhanced and favourable wet fastness is obtained, indicating that the catalystic dyeing of silk fabrics deserves...

With reference to foreign experiences, catalystic dyeing experiments, using triethylene-diamine as catalyst are conducted on crepe de chine with high-temperature reactive dyes (e.g.monochlorotriazine dyes). it is found that the optimizod condition for catalyst dyeing is established when the catalyst dose is 0.02g/l and pH is about 8.Under this condition, the colour yield of dye is considerably enhanced and favourable wet fastness is obtained, indicating that the catalystic dyeing of silk fabrics deserves further investigation.

参照国外经验,用三乙烯二胺为催化剂,在真丝双绉上作了高温型活性染料如一氯三嗪型染料的催化染色试验。结果发现,崔比染色的最佳条件是三乙烯二胺用量为0.02g/L,pH为8左右。在此条件下,一氯三嗪等高温型活性染料的得色量显著提高,湿坚牢度良好,从而表明催化染色值得研究。

A cheep natural mineral manganese was used as a catalyst to catalytically oxidate sulfur-bearing wastewater at the ambient temperature and pressure. When the wastewater has a sulfur concetra-tion of 100-400mg/L,and is treated in a 101. reactor at pH 9 10, with an air flow of 0. 1m3/h and a catalyst dose of 100 -150mg/L for 4 hours, the removal of sulfur from wastewaster reaches 94 % - 98 %. As compared with the similar process without catalyst,the present process has a reduced air volume and time...

A cheep natural mineral manganese was used as a catalyst to catalytically oxidate sulfur-bearing wastewater at the ambient temperature and pressure. When the wastewater has a sulfur concetra-tion of 100-400mg/L,and is treated in a 101. reactor at pH 9 10, with an air flow of 0. 1m3/h and a catalyst dose of 100 -150mg/L for 4 hours, the removal of sulfur from wastewaster reaches 94 % - 98 %. As compared with the similar process without catalyst,the present process has a reduced air volume and time for aeration, about 30% reduction in energy consumption, and about 20 % reduction in treatment cost. The results show that Using this King of cheep natural mineral manganese as a catalyst to catalytically oxidate sulfur-bearing wastewater is an effective method.

利用廉价天然锰矿物作催化剂,在常温常压下进行催化氧化法去除硫化物的实验研究。在所研究的浓度100—400mg/L范围内,使用的反应器为10L.控制气量0.1m~3/h,曝气时间4h,催化剂加量100—150mg/L,pH值9—10时,硫化物去除率达94%—98%。和未加催化剂相比减少了曝气量和曝气时间,可以使能耗降低30%,处理成本降低20%。

Photocatalytic degradation experiments were conducted in ultraviolet light source-titanium dioxide semiconductor system using priority pollutants, i. e., chloroform,dichloromethane, and trichloroethylene in water solution as targets. The results revealed that the degradation process belongs to first-order kinetic reaction. According to the kinetic equations,the effacts of catalyst dose and cholorohydrocarbon types on the degradation rate were determined and the improvement of the rate by addition of metals...

Photocatalytic degradation experiments were conducted in ultraviolet light source-titanium dioxide semiconductor system using priority pollutants, i. e., chloroform,dichloromethane, and trichloroethylene in water solution as targets. The results revealed that the degradation process belongs to first-order kinetic reaction. According to the kinetic equations,the effacts of catalyst dose and cholorohydrocarbon types on the degradation rate were determined and the improvement of the rate by addition of metals was proved. Under the experimental conditions of this study, the promoting degree of Ag-loaded TiO2, was higher than that of Zn - loaded and Fe - loaded TiO2.

在紫外光源-TiO2半导体催化剂体系中,对环境中需优先控制的污染物三氯甲烷、二氯甲烷、三氯乙烯进行了光催化降解试验.结果表明:降解过程属于一级动力学反应.依据反应动力学方程,得出了催化剂投加量、氯代烃种类对降解速率的影响.添加金属离子能提高反应效率.在试验条件下,银对光催化降解的促进作用高于锌、铁.

 
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