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- To meet the needs for study the shape selectivity of zeolite molecular sieves,an approach for estimation of molecular dimensions was developed. 为满足研究沸石分子筛择形选择性的需要,对分子尺寸的估算进行了探讨。
- With the shape selected, type the text you want the main idea to represent. 选取该形状,键入要表达中心思想的文字。
- Selectoforming process was the first commercial catalytic process employing a shape selective zeolite catelyst. 选择重整工艺是使用择形沸石催化剂的第一个商业催化工艺。
- The catalytic dewaxing (CDW) of lube oil fractions with shape selective zeolite catalyst before and after the removal of basic nitrogen was compared. 本文比较了润滑油馏分脱除碱性氮化物前后的催化降凝效果(采用择形分子筛崔化剂)。
- Indcating effective suppression of trimethylamine(TMA) format ion over the zeolites, which is due to the shape selective catalysis of zeolites. 对三甲胺表现出明显的抑制效应可归结于沸石的择形催化效应。
- High reaction temperature and the existence of shape selective zeolite were in favor of benzene formation during cumene cracking. 高温和择形分子筛有助于提高异丙苯裂化生成苯的产率和选择性;
- The results showed that the shape selective effect of the faujasite is obvious, and the thermodynamic balance exists between 2,6 DTBN and 2,7 DTBN. 结果表明,八面沸石对该反应过程有较好的择形催化作用,两种异构化产物(2,6二叔丁基萘和2,7二叔丁基萘)之间存在着热力学平衡,即两种异构化产物可在酸性中心位上相互转化。
- For Property, Condition, and Value, select options that limit the shape selection to only the shapes you want to report on. 对于“属性”、“条件”和“值”,请选择相应的选项,将形状选择限制为要报告的形状。
- The latest application of zeolites shape selective catalysis in the production of ethylbenzene or cumene, along with synthesis of methylamine was briefly described. 综述了90年代以来分子筛择形催化在利用炼厂气合成乙苯、异丙苯和甲胺等工业生产方面的最新应用。
- Layered compounds have many functional characteristics, such as shape selecting catalysis, heat stability, and can be used in lithium batteries, superconducting materials and etc. 具有多种功能特征:如择形催化作用、热稳定性、用做锂电池材料和超导材料等。
- If we can pull through this recession, we will be in good shape. 如果我们能渡过这段经济不景气的时间,我们就会好多了。
- She helped to select a dress for Ruth. 她帮着给露丝选了一件衣裳。
- Effect of Silicon Modification on Shape Selectivity of ZSM-5 硅改性对ZSM-5沸石催化剂择形性的影响
- I am in no shape worthy of your father's care. 我完全不值得你父亲的关怀。
- A strange shape could be seen through the fog. 在雾中隐约可见到一个奇怪的人形。
- He find it difficult to give shape to his idea. 他觉得很难把他的想法,明确表达出来。
- He gets tired easily; he must be out of shape. 他很容易疲倦,一定是身体有毛病。
- She only stays at select hotels. 她只住一流旅馆。
- He's taking lots of exercise to get into shape. 他正积极锻炼使身体健康。
- Can student willfully select the course? 学生可以随意选择课程吗?