Curve A might represent the frequencydistributionof the number of days' supply on hand in the perishable grocery business.
曲线a 可用以刻画食品商人手中易霉货物储备天数的频率分布。
2
Results Satisfactory results of lung density in 269 patients were achieved, so were the frequency and the curveof pixel distribution.
结果269例肺密度测定的患者均得到了满意的肺密度值、像素在各区间的分布频率和像素分布曲线图形。
3
Crowd excitation is simulated by random method according to normal footfall force curve and other individual factors such as distributionof crowd, step frequency and physiological characteristics.