常态: normal condition次数: number of times分布: distribute; spread; scatter; ...常态次数分配: normal frequency distribution常态次数曲线: normal curve of frequency; normal frequency curve次数分布: frequency distribution次数分布曲线: frequency distribution curve分组次数分布: grouped frequency distribution多维次数分布表: multi-way frequency table一维次数分布表: one-way frequency table次数分配: frequency distribution次数分配表: frequency distribution table; table of frequency distribution常态对数分配: logarithmically normal distribution常态分布: normal distribution自然（常态）分布: natural (normal) distribution复合次数分配: compound frequency distribution累积次数分配: cumulative frequency distribution联合次数分配: joint frequency distribution超指数分布: hyper exponential distribution; hyperexponential distribution对数分布: logarithmic distribution多众数分布: polymodal distribution负指数分布: negative exponential distribution粒子数分布: population distribution马赫数分布: mach-number distribution频数分布: frequency distribution; frequency distrlbution
