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1)  thorium characteristic curve
钍特征曲线
2)  characteristic curve
特征曲线
1.
An approach to the choice of characteristic curve during the process of reservoir inversion by the process of reservoir inversion of Pinghu Field;
储层反演中有关特征曲线选择的探讨——以东海平湖油气田开发区储层反演为例
2.
The sufficient and necessary conditions of the generalized Liénard system for intersection of positive semiorbits with characteristic curve;
关于广义Liénard系统的正半轨线与特征曲线相交的充要条件
3.
The conditions of the generalized Liénard system for intersection of positive semiorbits with characteristic curve;
一类广义Liénard系统的正半轨线与特征曲线相交的条件
3)  Characteristics curve
特征曲线
4)  curve feature
曲线特征
5)  feature curve
特征曲线
1.
Dominant point representation of feature curves based on shape recognition for radiation image;
基于辐射图像形状识别的特征曲线控制点表达研究
2.
Four texture feature curves based on the statistics of geometrical and topological properties of the solids induced by the graph and a variable horizontal plane are used to characterize the texture.
提出的方法被称为统计地形特征,它首先用一个可变水平平面去切割图像函数的图可得到一些实体,然后从这些实体的几何和拓扑属性推导出4条特征曲线来描述纹理特征。
6)  Characteristic curves
特征曲线
1.
Using homomorphic filtering, feature points extraction and characteristic curves matching, our method gives a good solution for illumination difference, accurately match, noise points, etc problems in image mosaics.
该方法运用同态滤波、特征点自动提取、特征曲线匹配等技术,有效地解决了图像拼接中的光照差、区域精确匹配、噪声点及图像融合问题。
补充资料:钍试剂
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性质:红色结晶性粉末。易溶于水,在酸性溶液中呈橘黄色,在碱性溶液中呈橙红色。不溶于普通有机溶剂。用作络合滴定的金属指示剂,直接滴定Bi3+,Sc3+,Th4+,U4+,Y3+等,终点由红或玫瑰红变为黄色。与锂、钍、铍、钽、铌、锆等金属生成带色螯合物,进行光度测定。

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