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Silacycles play a very important role in modern organic chemistry and materials science.Construction of silacyclic skele......
In this paper we propose a two-pole varactor-tuned superconducting filter using coplanar waveguide(CPW) spiralin-spiral-......
The three-dimensional(3D) spot-scanning method is one of the most commonly used irradiation methods in charged particle ......
Objective To investigate integration and expression of adeno-associated virus (AAV) vectors in neuronal PC12 cells,the r......
Promoter effects of vanadium on ethylene and propylene hydro-formylation have been studied over Rh-V/SiO_2 catalysts.Th......
The hydrogenation rate of styrene in benzene using RhCI(PPh_3)_3 as catalyst increases with the concentration of styren......
RING-OPENING POLYMERIZATION OF L-LACTIDE WITH RARE EARTH ARYLOXIDES SUBSTITUTED BY VARIOUS ALKYL GRO
Rare earth aryloxides substituted by various alkyl groups[Ln(OAr)_3]such as methyl,isopropyl and tertbutyl,were used as ......
Along the course of occurrence and development of liver cancer,the corresponding somatic cells accumulate some important......
The Agrobacterium-mediated transformation system is the most commonly used method in soybean transformation.Screening of......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Based on the experimental results, in which the fabricated error of the double layer frequency selective surface (FSS) l......
一种基于CCL交错并联的平面无源集成EMI滤波器结构,运用此结构可将共模电感,差模电感,共模电容集成为一个元件;相比传统EMI滤波器,......
介绍了木马捆绑伪装的几种方式,并分析了各种方式的原理及其优劣。...
在半消声室中建立直立型吸声声屏障缩尺模型,针对不同吸声材料厚度、密度及不同声屏障面板开孔率。基于德国Head公司DATa Rec4 DIC......
目的:研究金黄色葡萄球菌P83中插入片段ISSA1的特征与分布.方法:根据曼尼阿蒂斯方法制备金黄色葡萄球菌P83的染色体DNA,利用核苷酸......
通过对二级消音器建模，并对照设计目标，将具体要求依次分解到各阶段的设计过程中。对不同布置结构的消音器进行对比试验和分析，研究结......
用一颗层次树来表示一个形体，通过对形体结构的分析，探讨了在显示实体模型的同时，如何实现动态度量的方法及编程过程。......
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