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[期刊论文] 作者:V. A. Fefelov V. V. Selekhov,
来源:国际沙棘研究与开发 年份:2003
本文研究了沙棘花的结构、开花所需的条件、花粉的收集和贮藏方法及不同的贮存条件下,保持沙棘花粉生活力的时间长短,通过降低花粉水分含量和低温冷藏以及玻璃器具密封等保存...
Esterification of levulinic acid to n-butyl levulinate over heteropolyacid supported on acid-treated
[期刊论文] 作者:Dharne,V. V. Bokade,,
来源:Journal of Natural Gas Chemistry 年份:2011
Levulinic acid has been identified as a promising green, biomass-derived platform chemical. n-Butyl levulinate is used as an important intermediate having diver...
[期刊论文] 作者:V.库马尔,,
来源:IT时代周刊 年份:2014
企业在制定忠诚计划时走进了误区,并非所有的忠诚客户都是盈利性的,并非所有盈利性的客户都是忠诚的。忠诚与盈利性之间的关系要比想象中弱得多,也微妙得多各行各业的公...
[期刊论文] 作者:V. SHIPILOVA,,
来源:茶叶 年份:1982
研究发现,在30天树令黄化茶树幼苗在根系中PAL活性最高。此时,地上部的黄烷类含量虽比根系中高5倍,但PAL的活性却只有根系中的1/3。45天的幼苗根中PAL活性下降,但地上部...
[期刊论文] 作者:Jesusa V. Gutierrez,
来源:护理学期刊(英文) 年份:2020
The research study aimed to identify the defining characteristics of a great Filipino nurse educator which have provided input in developing a theoretical model...
[期刊论文] 作者:V.库马尔,,
来源:IT时代周刊 年份:2010
在市场竞争越来越激烈的今天,没有一家公司敢忽略客户流失,这对其盈利有着重要影响,甚至关系到生死存亡。而留住客户的关键,就是尽早识别出有可能流失的客户,找出真正原因...
Late Cretaceous-Paleogene Palynostratigraphy from the Arkhara-Boguchan Brown Coal Mine of Zeya-Burey
[期刊论文] 作者:Tatyana V. Kezina,
来源:Journal of Geoscientific Research in Northeast Asia 年份:2003
A well-preserved Late Cretaceous-Paleogene palynological flora from the middle member of the Tsagajan Formation and the upper member of the Tsagajan Formation i...
[期刊论文] 作者:V. T. Trofimov,
来源:地学前缘 年份:2008
生态地质图被认为是一种新类型的地质图,文中对生态地质图的分类进行了研究。笔者描述了在生态地质图生成中的基本框架,编制生态地质图的基本要求和概念上的命题(定位)和必要的......
[期刊论文] 作者:Maya V. Oshurkova,
来源:世界地质:英文版 年份:2012
The paper presents results of palynological studies of the coal-bearing Carboniferous in Central Ka-zakhstan.A quantitative dynamics of major genera of miospore...
[期刊论文] 作者:V.?vr?ek,,
来源:Nano-Micro Letters 年份:2009
In this letter a formation of solution based of bulk-heterojunction based on freestanding silicon nanocrystals(Si-ncs) and conjugated((poly(3-hexylthiophene)(P3...
[期刊论文] 作者:Patricia V. Turner,
来源:中国比较医学杂志 年份:2012
With increasing globalization and a trend towards international harmonization of standards for the care and use of animals in research and testing,there is a si...
[期刊论文] 作者:Yulia V. Inyushkina, Konstanti,
来源:生物工程学报 年份:2004
在研究治疗肾功能紊乱植物的细胞培养时,建立了一个Eritrichium sericeum的E-4愈伤组织株系,发现此株系可产生大量的咖啡酸代谢物、(–)-rabdosiin(1.8%干重)和迷迭香酸(4.6%...
[期刊论文] 作者:Smitha V.,李良,,
来源:新东方英语(大学版) 年份:2006
在新年这个喜庆的节日里,各国人民都会互相祝福、走亲访友,享受着各自国家风俗传统中的喜悦,那么你是否对这个古老新年的起源、各国庆新年的习俗有所了解呢,来看看文中有趣的...
[期刊论文] 作者:Martinelli P., Martinelli V.,,
来源:世界核心医学期刊文摘(妇产科学分册) 年份:2004
回 回 产卜爹仇贱回——回 日E回。”。回祖 一回“。回干 肉果幻中 N_。NH lP7-ewwe--一”$ MN。W;- __._——————》 砧叫]们羽 制作:陈恬’#陈川个美食Back to yield...
Stratigraphy of southeastern flanks of Raichikhinsk brown coal field (Zeya-Bureya sedimentary basin)
[期刊论文] 作者:Tat'yana V. Kezina,
来源:Journal of Geoscientific Research in Northeast Asia 年份:2004
The results of the palynologic and paleobotanic analyses have allowed determining the Paleocene (including Danian) and Eocene deposits in the series of coal-bea...
[期刊论文] 作者:Nagaraju,V. Parashuramulu,
来源:地学前缘:英文版 年份:2019
Anisotropy of magnetic susceptibility (AMS) studies were carried out on a precisely dated (2216.0 ± 0.9 Ma),450 km long NeS striking dyke in the Dharwar Cr...
[期刊论文] 作者:V. Vincent,,
来源:Journal of Bionics Engineering 年份:2006
...
[期刊论文] 作者:V. Vincent,
来源:吉林大学仿生工程学报:英文版 年份:2005
1 Chemistry and synthesis1.1 Production and control of materials These days there can be few people who do not know that proteins are defined by DNA. DNA is mad...
[期刊论文] 作者:V. Vincent,
来源:Journal of Bionics Engineering 年份:2005
This first essay is about a pending marriage between biology and some of the technologies of engineering. It is a story of a long-standing flirtation that has b...
[期刊论文] 作者:Rosenfeldt V., Benfeldt E., Va,
来源:世界核心医学期刊文摘(儿科学分册) 年份:2004
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