覆盖变换,covering transformation group

1)covering transformation group
覆盖变换

2)Covering
覆盖
1.
Covering of Y(OH)CO_3 on AgI and Preparation of Hollow Parti cles of Y(OH)CO_3;
Y(OH)CO_3在AgI上的覆盖及中空粒子的制备


2.
Treatment with biological amnion covering for early severe ocular burn;
生物羊膜覆盖治疗早期重度眼表烧伤


3.
The Optimization Algorithm of Supper Cube Covering for Character Points Set;
特征点集超长方体优化覆盖算法



3)cover
覆盖
1.
Stamping Quality Control of Shallow Draw Small-curvature Coverings in Motor Vehicles;
浅拉深小曲率汽车覆盖件冲压成形质量控制


2.
Effects of cover and no-tillage on soil cellulose-decomposing bacterium population and cellulose decomposition intensity;
免耕及覆盖对土壤纤维素分解强度和纤维素分解菌的影响


3.
Preliminary Report on Test of Runoff Gathering and Cover in Red Soil Hilly Orchard;
红壤丘陵果园果树集流和覆盖试验初报



4)coverage
覆盖
1.
Employ Network Technologis,Expand the Coverage of CRNET;
充分运用网络技术 扩大互联网的覆盖


2.
An Energy Balanced Coverage Model for Wireless Sensor Networks;
一种无线传感器网络的能耗平衡覆盖模型


3.
Behavior-based coverage optimization approach in wireless sensor network;
一种基于行为的无线传感器网络覆盖优化方法



5)mulching
覆盖
1.
Study on High-Yielding Mechanism of Liquid Film Mulching on Cotton;
液体地膜覆盖棉花高产机理研究


2.
Effects of different mulching methods on winter wheat the growth on West of Henan dry-land;
豫西旱地不同覆盖方式对冬小麦生长发育的影响


3.
Research on the Integrated Profit for Cultivation of Maize with Hemp-plastic Mulching in Semi-arid Area;
半干旱区玉米麻地膜覆盖栽培综合效益分析



6)mulch
覆盖
1.
Efeects of different ridge culture and mulch pattern on soil physico-chemical properties,water consumption feature and maize yield;
不同垄作覆盖栽培对土壤理化性状耗水特性和玉米产量的影响


2.
Research of Soil Water Content and Growth of Robinia pseudoacacia under Level Trench Mulched Non-textile in Jiuzhoutian;
无纺布覆盖水平沟后对土壤水分和刺槐生长的影响


3.
A preliminary study on growth impact of different mulches on Acidosasa edulis;
地面覆盖对黄甜竹生长影响的初步研究



参考词条
覆盖系数 覆盖率 覆盖度 边角覆盖 覆盖次数 覆盖面积 覆盖剂 原位覆盖 覆盖件 PVG覆盖胶 有限覆盖 植被覆盖 非适应性分组测试 市场元认知
补充资料：Radon变换和逆Radon变换


Radon变换和逆Radon变换


X线物理学术语。CT重建图像成像的主要理论依据之一。1917年澳大利亚数学家Radon首先论证了通过物体某一平面的投影重建物体该平面两维空间分布的公式。他的公式要求获得沿该平面所有可能的直线的全部投影(无限集合)。所获得的投影集称为Radon变换。由Radon变换进行重建图像的操作则称为逆Radon变换。Radon变换和逆Radon变换对CT成像的意义在于，它从数学原理上证实了通过物体某一断层层面“沿直线衰减分布的投影”重建该层面单位体积，即体素的线性衰减系数两维空间分布的可能性。

说明：补充资料仅用于学习参考，请勿用于其它任何用途。


覆盖变换,covering transformation group