spectrum character curve [物] 波谱特征曲线 ; 波谱特性曲线
optical spectrum character 光谱特性
spectrum character space 光谱特征空间
spectrum character variation 光谱特征变异
frequency spectrum character 频谱特性
spectrum character of ground feature 地物波谱特性
Based on spectrum character of vegetation, how to choose the better extraction methods, perform computer auto classification, and analysis the factors that affect the extraction for vegetation information.
依据研究区内植被的光谱特征，选择合适的遥感数据源并对数据进行预处理，通过对植被光谱特征、植被指数等关键因子的分析，选择特征提取的方法，进行了初步的计算机自动分类，根据分类结果，分析影响森林面积提取的因素。
参考来源 - TM图像用于川西地区森林面积自动提取的研究In order to illuminate the applicability and limitation of evry wave band, we analysed the spectrum character of many objects on the earth and the spectrum character of ETM+ image'sbands at first.
本研究的目的是通过对多波段遥感影像的近自然彩色模拟,把航天遥感影像色彩向自然彩色逼近。 首先分析了地物的光谱特性以及ETM+的波谱特征,说明了各波段反映地物信息的适用性和局限性。
参考来源 - 多光谱遥感影像近自然彩色模拟的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The strain sensitivity was demarcated by experiment using spectrum character of ASE demodulation.
并通过实验标定ASE光源谱特性解调应变灵敏度系数。
The paper probed into the chemistry and spectrum character of red pigment of nature duck eggs red yolk by TLCof silica gel.
采用薄层、化学反应、紫外-可见和红外光谱的方法，分析了天然红心鸭蛋中的红色色素性质。
Then the molecule vibration foundation of the near infrared spectrum and the spectrum character of the organic compound were theoretically described.
然后从理论角度描述了近红外光谱的分子振动基础和有机化合物的近红外光谱特征。
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