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Efforts to speed up China’s coal bed methane (CBM) exploration developments related to production safety, optimization ......
Sm and Gd co-doped Ceria (SGDC:Sm_(0.1)Gd_(0.1)Ce_(0.8)O_(1.90)) films as the electrolytes were investigated for the IT-......
目的:探讨排球运动员心理韧性水平和风险决策行为的关系.方法:使用心理韧性问卷(PPI-A)、体育情景风险决策问卷对5支排球俱乐部运......
With the constant advance of global urbanization and aggravation of urban construction land scarcity,high-rise residenti......
Eu-doped MgxZn1-xO hexagonal nanocrystals with wurtzite-type structure were fabricated on quartz substrates by electron ......
EFFECT OF RADIATION ON HIGH-CHARGE-DENSITY POLYDIALLY-DIMETHYL AMMONIUM CHLORIDE IN DILUTE AQUEOUS S
The effect of radiation on high-charge-density cationic polymer, polydiallyl-dimethyl ammonium chloride (poly-DADMAC), ......
Au films with a thickness of about 300 nm were deposited on SiO2/Si(100) and mica substrates by dc sputtering. X-ray di......
tRNase Z(TRZ)is a ubiquitous endonuclease that removes the 30-trailer from precursor tRNAs during maturation.In yeast an......
研究某银、铜、铅、锌、钼多金属硫化矿的浮选工艺。采用新型铜捕收剂ERAZⅡ，部分优先浮选铜，然后铜铅混合优先浮选．混合精矿再铜铅分......
分别对不同初始晶粒尺寸的冷轧及冷轧后经回复的纯Ｃｕ进行了激光超快速加热再结晶处理。发现细晶冷轧样品完全再结晶时其织构由立方与......
对第9届全运会田径比赛结果进行了分析.通过成绩定位分析,阐明了我国田径运动的国际竞争优势格局,并对促进我国田径运动的发展提出......
本文在分析现行税收优惠政策所存在的问题的同时,提出了税收优惠政策应重点调整优惠方向和优惠方式,加强税收优惠法制建设的对策.......
提出了一种集成函数是二次函数且有训练集的多准则层次分类决策方法。该方法利用决策者对训练集的分类结果（属于最高分类和不属于最......
针对传统近邻传播聚类算法（affinity propagation clustering algorithm,AP）处理特征复杂数据时聚类准确率较低的问题,提出一种基于......
采用直流磁控反应溅射法,在Si(100)和Pt/Ti/Si(100)上制备了具有较好(002)择优取向性的AlN薄膜.采用典型的半导体光刻工艺,利用刻......
为了解释越来越多的利他行为和合作现象,现代经济学试图通过放宽经济人的外延来将之纳入传统的经济人分析框架。但是,现代主流经济......
用显色示踪方法通过试验研究了黏土的非均匀流动模式,建立了离散网络模型,根据土体的统计特征描述相互作用的大孔隙和流动通道,构......
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在壤土和粉质黏土条件下采用碘-淀粉染色示踪方法分别开展了6个和4个不同土壤初始含水率和入渗水量的示踪试验,通过分析入渗深度和......
【正】 Cotton fibers are single-cell trichomes derivedfrom the epidermis of cotton ovules.Analysis oftranscripts in deve......
