catalyst的例句大全

The catalyst has high catalytic activity and selectivity for the prodn . of acrylamide from acrylonitrile.

本发明催化剂在丙烯腈催化合制丙烯酰胺的过程表现出很高的活性及选择性.

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Results showed this catalyst has high catalytic activity and stability.

实验表明,这种固载催化剂催化活性高,重复使用性能好.

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The catalyst of selectivity catalytic oxidation con-sists of modified Al _ 2 O _ 3 and active metal oxides.

选择性催化氧化的催化剂都是以改性的Al_2O_3填加适量的活性金属氧化物.

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The relative small size means many more particles for a given volume of catalyst.

这种比较小的尺寸就意味着在一定体积内颗粒较多.

词典精选例句

For Diversity, the catalyst was entering for a television talent show, Britains Got Talent.

对于Diversity来说，催化剂是参加英国达人秀的电视选秀节目。

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Only nucleophilic substituted product cyclopropane ( 3) was formed in absence of iron catalyst.

不加催化剂，加热回流反应得到分子内亲核取代反应产物环丙烷化合物（3）

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The process of synthesizing o-nitroanisole by using phase-transfer catalyst was described.

论述了以相转移催化剂催化合成邻硝基茴香醚的新方法.

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In toluene disproportionation, the catalytic activity is effected by the acidity and crystal size of catalyst.

对于甲苯歧化反应,其受催化剂的酸性质、晶粒大小等因素综合影响.

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Long-chain unsaturated esters were synthesized and a kind of immobile lipase from Antarctica used as catalyst.

以固定化南极洲假丝酵母脂肪酶为催化剂合成 长链 不饱和脂肪酸酯.

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Hughes'current title is entrepreneur in-residence at General Catalyst Partners a Cambridge, Mass.-based venture firm.

休斯目前的标题是企业家中,在通用催化剂合伙人,剑桥, 马萨诸塞州的风险投资公司的住所.

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This catalyst can process petroleum waxes including high-point petroleum wax and produce food-grade petroleum wax products.

本发明催化剂可以加工包括高熔点蜡料在内的石油蜡料,可以生产食品级的石油蜡产品.

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Firstly analysis the effect of temperature, molar ratio of water and silicon, catalyst concentration and time on the loading rate of hydrolysis and condensation product of APTES on the surface of ultramarine pigment.

首先分析温度、水硅摩尔比、催化剂用量、时间对APTES水解缩合产物在群青颜料表面负载率的影响。

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A nickel based naphtha steam pre reforming catalyst for methane enriched gas production was laboratory prepared.

在实验室研制了镍系轻油蒸汽预转化制取富甲烷气催化剂。

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Effect of pH value on catalyst activity was obvious and basic condition favored the coupled ammonia oxidation and nitrite reduction.

pH对催化剂活性影响显著，碱性条件下更利于氨氮和亚硝态氮的氧化还原反应。

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Study on producing hydrogen from ethanol reforming with steam over Co/ ZrO_2 catalyst

Co/ZrO2催化乙醇水蒸汽重整制氢反应的研究

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In this paper, an automatic control system for ethylene oxidation silver catalyst evaluation unit was reformed based on R-150 modular automation system, A new set of oxidation reactor with highpressure water as coolant was rebuilt.

在采用R150自动控制系统的基础上，对乙烯氧化生产环氧乙烷催化剂的评价中试装置的控制系统进行了改进，并增建一套采用高压水撤热的反应系统。

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New progress in the study of catalyst used for removal of hydrogen from the nuclear reactor containment system

核能系统中所用消氢催化剂研制的新进展

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The Present Situation and Development of Methanol Decomposition Catalyst

甲醇裂解催化剂的现状及发展

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Preparation and properties of binary metal oxide ozone decomposition catalyst

臭氧分解催化剂的制备及性能研究

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Hydrogen production from methane decomposition and catalyst regeneration by air in a fluidized bed reactor

流化床中甲烷裂解制氢与催化剂再生过程研究

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