color characteristic variable 颜色特性变量
spatial characteristic variable 空间特征变量
Distance characteristic variable 距离特征量
hydrology characteristic variable 水化学特征变量
demographic characteristic variable 人口特征变量
characteristic variable of matching 匹配特征量
VCC variable characteristic car 可变特性轿车
characteristic variable of remote sensing 遥感特征参数
variable characteristic car 可变特征轿车
Physical meaning of the variables is discussed also. The characteristic variable includes: stability-monitoring variable, characteristic variable based on time-domain performances, output waveform variable, parameter variable and circumstance variable.
为此，本文根据已有的特征量和特征模型的概念，研究了能够表征系统性能的特征量及其意义，引入了系统稳定性监控的特征量、输出波形特征量、参数特征量及环境特征量，详细研究了一类有关性能指标的特征量。
参考来源 - 特征建模及控制的研究Codeword expection or codeword difference is chosen as characteristic variable and correlative coefficients of charcteristic variable sequences are presented ,which are used to analyze the VQ codebooks of different speech signals. Some results are shown.
利用矢量量化码书的码字和值及码字差值作为码书的特征变量，对不同语音信号的矢量量化码书分布情况做了分析，并给出了若干结果。
参考来源 - 语音信号的矢量量化码书特性研究 in CThe paper collects the characteristic variable, which indicates the servo-system's state and performance to establish the characteristic model and gains comparatively satisfied results of control which combines with the intelligent PID control.
本文在提取与系统性能指标相关特征量的基础上，建立了基于系统性能指标的特征模型，同时采用特征模型与智能PID控制相结合的方法实现了对伺服系统的控制，获得较满意的结果。
参考来源 - 炮控系统基于特征模型的控制技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Peak area is recommend to be used as the characteristic variable for chromatographic fingerprints.
在指纹图谱特征变量的选择方面，推荐采用色谱峰面积。
This dissertation studies the variable structure characteristic of load, and offers corresponding modeling methods after analyzing the reason of changing load structure.
本文研究了负荷存在的变结构特性，分析变结构的原因并提出了相应的建模方法。
The experiment has studied the heat transfer characteristic inside U shaped variable cross-section channels with different rib pitches, The channel is the middle part of a gas turbine blade.
本实验选取航空发动机涡轮叶片中段内部冷却通道为研究对象，对不同肋间距的横肋变截面U型通道的换热特性进行了研究。
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