The two-way data is usually necessary for the quantitative analysis of the gray system.
未知背景的灰色体系的定量分析通常需要二维数据。
The gray histogram arithmetic is the best method for this system.
其中灰度直方图法是本系统告警信号灯识别的最佳方法。
Studied the agricultural extension gray system characteristic.
研究了农业推广灰色系统的特性。
Studied the agricultural extension gray system characteristic.
研究了农业推广灰色系统的特性。
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