spacial相关论文
Systematic study of molecular beam epitaxy-grown self-assembled ln(Ga)As/GaAs, In-AlAs/AlGaAs/GaAs, and InAs/InAIAs/lnP ......
应用景观生态学的基本原理,对复层农田林网的基本特征进行了分析,建立了林带垂直面上景观生态格局变化动态模型,预测了景观格局逐年变......
针对宽主梁中间索面斜拉桥受力特点,以某拟建桥梁项目为背景,建立了全桥板壳有限元模型。对主梁剪力滞、扭转效应、横向支座反力分......
通过理论分布的适合性检验、空间格局指标分析,对橘全爪螨(Panonychus citri McG)在温州蜜柑上的空间分布特征、动态与危害进行了系......
以虚位移原理为理论基础和出发点,提出了一种简单通用,行之有效的推导凸轮机构压力角表达式的新方法,它对于平面与空间凸轮机构同样适......
向心力和离心力是形成生命运动的动力,生命现象是能量在特定大小时的一种物质空间变化方式。人类对宇宙和生命的认识,在早期是从阴阳......
The seismicity factor A-value is defined by synthesizing the seismicity precursors in time, space and magnitude in this ......
在大量取样的基础上,利用频次卡方检验法、若干聚集度指标法、计算和判断杨圆蚧及其寄生小蜂空间分布型。结果表明,杨圆蚧和寄生小蜂......
对张谷英村落体系的空间结构变迁过程进行研究。有利于正确认识和利用张谷英村落遗产价值。根据实地调研与张氏族谱资料,我们发现张......
Mainly applying Michel Foucault’s idea about spacial discipline plus gender studies,in particular,of the correlation be......
In this paper we introduce a classical SI model to capture the spread of an infectious disease within a population. More......
Spacial organization on the rural settlements in plain areas—taking Pinghu city in Zhejiang of China
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This paper analyses the principle of microwave humidity testing. According to the problems in the production procedure o......
Agrometeorological disasters severely impact agriculture in Heilongjiang Province.Flood is one of the main agrometeorolo......