查询词典 reviewed
- 与 reviewed 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Advances in ethane dehydrogenation to ethene have been reviewed.
乙烷脱氢制乙烯是乙烷利用的有效途径。
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In recent progress in chemical modification of hemicelluloses has been reviewed in this article,including esterification and etherification.
对近十年半纤维素的化学改性如:醚化改性、酯化改性进行了综述,主要从多相反应和均相反应两个方面进行了归纳说明,最后提出了半纤维素改性的前景。
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Advances in the catalysts for synthesis of ethylene glycol ethers via etherification were reviewed, and some suggestion were made for development of new catalysts.
介绍了醚化反应法合成乙二醇醚催化剂的研究进展,并对催化剂的开发提出了建议。在进行环氧乙烷与醇的醚化反应时,使用传统的碱性催化剂,反应容易形成多醚;使用传统的酸性催化剂,反应容易形成有毒物质二烷。
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Based on the recent trends, research advances of sulfonic acid resin, zeolite, heteropolyacid is reviewed, and the effect of zeolites structure, acid density, acid strength on etherification property is discussed in this paper.
针对近期的发展动态,着重综述了大孔磺酸型离子交换树脂、分子筛、杂多酸等新型醚化催化剂的研究进展,详细讨论了分子筛催化剂的结构、酸密度、酸强度对醚化性能的影响。
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The progress in the catalytic ring-opening polymerization of ethylene oxide and propylene oxide is reviewed in this paper.
环氧乙烷和环氧丙烷的开环聚合产物在表面活性剂工业和聚氨酯工业得到了极为广泛的应用。
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Meanwhile,the advances in the recent research of chemical constituents and pharmacologicalactivities of the genus of Anemone and Euphorbia were reviewed.
进行了化学成分的研究,同时对银莲花属植物和大戟属植物的化学和药理学研究进行了综述。
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The research status of electroluminescent materials and devices using europium complexes as emitter was reviewed in this dissertation.
本论文综述了铕配合物电致发光的发展现状。
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It reviewed the industrial development situation, the nutrition and health function, the processing and preservation technologies and the shell products deep-processing technology of Euryale Ferox.
摘 要:通过对芡实的产业发展状况、营养及保健功能、加工脱壳和保鲜技术以及产品深加工技术的综述,分析和讨论了芡实脱壳加工、保鲜技术及产品深加工过程中出现的问题,并提出了相应的解决措施。
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In this thesis the origin and evolvement of the WWW are reviewed first.
本文首先回顾了WWW的起源和发展。
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Practicability of Surface Evolver in evolving prediction of SMT solder joint is reviewed and validated. Chapter five: finite element analysis method based on minimal energy principle with application of Surface Evolver is firstly used in evolving prediction of the kind of BGA solder joint shape.
基于最小能量原理的有限元数值分析方法与边界值积分数学分析方法相比,能更有效地求解各类SMT焊点三维形态成形预测问题,并具有很好的热应力分析延续性和良好的分析精度。
- 推荐网络例句
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In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.
。但是,在否定句或疑问句里,这种带有"do"的方法表达的效果却没有什么强调的意思。
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Go down on one's knees;kneel down
屈膝跪下。。。下跪祈祷
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Nusa lembongan : Bali's sister island, coral and sand beaches, crystal clear water, surfing.
Nusa Dua :豪华度假村,冲浪和潜水,沙滩,水晶般晶莹剔透的水,网络冲浪。