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- Canopy reflection spectrum 冠层光谱
- Canopy reflectance spectrum 冠层反射光谱
- Canopy reflected spectrum 冠层反射光谱
- In addition, the reflection spectrum is optimized by apodization. 此外，利用切趾的方法对光栅的反射谱进行了优化处理。
- Quantitative Relationship between Leaf Nitrogen Concentration and Canopy Reflectance Spectra 小麦叶片氮含量与冠层反射光谱指数的定量关系
- Quantitative relationship between leaf nitrogen concentration and canopy reflectance spectra in rice and wheat 稻麦叶片氮含量与冠层反射光谱的定量关系
- The reflection spectrum, time delay, and group velocity dispersion (GVD) of the gratings are analyzed. 并对此种光栅的反射谱，时延及群速度色散进行了理论分析；
- Relationship between canopy reflectance and plant water status of wheat. 小麦冠层反射光谱与植株水分状况的关系。
- In this paper,we present a reflection spectrum method for measuring the thickness of nano-porous alumina(PA) films. 提出一种基于反射光谱的纳米多孔氧化铝(PA)薄膜厚度测量的方法。
- Characteristics of reflection spectrum of cotton canopy 棉花冠层反射光谱特征研究
- Combining the modified effective index method, a novel method for calculating the complex reflection spectrum is proposed. 结合改进的有效折射率分析方法，提出了一种计算光纤光栅谱特性的新方法。
- Canopy reflectance spectra 冠层反射光谱
- At last, we can calculate theoptical constants of chalcogenide films upon a transparent substrate only fromthe optical transmission and reflection spectrum. 最后介绍了一种仅通过薄膜的反射和透过光谱来计算薄膜的有关常数的方法。
- The second derivative can partly remove the influence of backgrounds, but it is also limited by the anisotropy of canopy reflectance. 二阶微分方法虽然能部分消除土壤背景的影响，但受冠层反射率非各向同性的限制。
- The action spectrum of photosynthesis of cucumber was studied with reflection spectrum by measuring its leaf. fluorescent auxiliary and colorant were dispersed into high-molecular resin in order to simulate action spectrum of cultivated plant. 通过叶片的反射光谱测量来研究黄瓜的光合作用之作用光谱 ,采用在高分子树脂中分散进荧光助剂、着色剂来模拟栽培作物的作用光谱。
- In this paper, the relation between the structure of the chirped fibre grating and the parameters of the incident femtosecond pulse is described. Numerical calculations show that the chirped fibre grating has a broad Bragg reflection spectrum. 研究了该光栅结构与入射超短脉冲激光脉冲参数的关系 ;数值计算表明该光栅具有较大的Bragg反射带宽 .
- The reflection spectrum of the FBG subjected to the transverse force to a small grating section is split, and the split point shifted linearity and periodically versus the applied force. 当FBG只横向局部受力时，在反射光谱上出现一个透射缺口，且随压力的变化而呈线性、周期性变化。
- The method not only can be applied to the complex reflection spectrum but also can be adapted to treat the amplitude spectrum alone, therefore it makes the method more practicactical. 此方法既适用于已知复反射系数谱,又适用于只知道反射系数振幅情况,从而使本方法更实用。
- The reflection spectrum of the FBG subjected to the transverse and local force will split into two main peaks,and the split point will shift linearly and periodically with the applied force. 当FBG横向局部受力时,光谱会分裂,在反射光谱上出现一个透射缺口,且随压力的变化而呈线性、周期性变化。
- The study methods: Primary colors dyestuff was filtrated by reflect spectrum method and mean square variance minimum theory, combining the chromatics, printing theory with dyestuff science. 研究方法:利用色度学、印刷原理和染料科学相结合,采用反射光谱法与均方差最小原理筛选原色染料;
