本文发展了差分法求解流动与换热问题的三维非均分网格7点紧致格式,并利用延迟修正方法将其与SIMPLE算法相结合形成了一种三维紧致......

杆、轴类零件在SF6断路器产品中占有很大的比例，位于在产品的“心脏”部位，是产品的关键零部件，主要起传递的作用；轴套类零件主要有轴......

Not only high spectral efficiency(SE)but also high energy efficiency(EE)are required for future wireless communication s......

GaAs multiple concentric nano-ring structures(CNRs)are prepared with multistep crystallization procedures by droplets ep......

用数值模拟方法研究了同心简结构设计中几个问题:内外筒间隙对燃气流排导的影响,导流锥对冲击力的影响、不同形状的底板对弹射力的......

从"同心"思想的形成着手,追寻其发展的脉络。厘清同心与"同心"在汉语体系中演变的过程,探讨其在现实语境中的意义,区分两个词语的......

确定等速向心性屈伸膝肌峰力矩，屈伸比和双侧同名肌着值的正常范围。方法研究对象为３６１名正常人，年龄１６－８５岁，按年龄，性别各分为６组，用Ｃｙｂｅｘ３３０型速运动装......

用分离变量、傅里叶变换和留数定理导出了同轴线内外导体之间的格林函数；用分离变量和正交函数傅里叶级数展开导出二个不同半径的金......

在现有的建筑学教学体系内,理论课围绕建筑学等学科展开,其利在专精深入。对于培养基本而全面艺术修养的教学要求,其弊在失于整体......

传统的红外成像光谱仪难以同时实现弱遥感信号下的高信噪比和仪器小型化的要求,基于Dyson同心光学结构的新型遥感红外成像光谱仪具......

目的:观察Salter截骨治疗先天性髋关节脱位的效果.方法:Salter截骨治疗先天性髋关节脱位(28例)38髋,患儿年龄18个月～6岁,随访时间1～4......

砂粒体矿化对诊断甲状腺乳头状癌具有高度的特异性,对其矿物成分及形成机理的分析有望对研究肿瘤的发生发展过程提供辅助信息。本......

分层注聚工艺主要有同心双管分层注聚和投捞式空心单管分层注聚.同心双管分层注 聚工艺最多可分注2 层,且初期投入成本相对较高,难......

Concentric gravity waves(CGWs)in the middle and upper atmosphere show wave-coupling processes between the lower atmosphe......

The use of steel structures in the developing countries is limited in spite of its better performance in the case of sei......

The relationship between the adjacent walls of the multiwall carbon nanotube (MWCNT) has been investigated and geometric......

Caring is directed toward a variety of things. One of them is thought to be the concept of “family caring” aimed at fa......

The rodent maternal separation (MS) paradigm is frequently used to investigate the impact of early-life conditions in th......

The perfect cylindrical cloak requires three spatial variant material parameters, which is very difficult to realize in ......

摘要 中国自始就是一个超大规模的政治与文明共同体。充分利用分散在成员手中的资源，统合其力量，是国家治理之核心问题。古代圣贤很......

Balo’s concentric sclerosis(BCS)is a rare monophasic demyelinating disease known as multiple sclerosis subtype and seen......

AIM:To evaluate if static stretching influences peak and end-range functional hamstring-to-quadriceps(H/Q)strength ratio......

With the development of technology, more and more options are available for insulated cables in power systems. Different......

This paper elaborates on the magnetic forces between current carrying planar spiral coils. Direct and concentric rings m......

Self-selected exercise intensity can be a useful exercise prescription tool for older adults;however, it is not known if......

Aiming at the new characteristic of water hydraulic system, a kind of hydrostatic bearing with a concentric gap damper i......