distribution of statistical probability

First, a statistical inference is made of the "bulk-cargo carriers system" so as to find out the regularities of the ships' arrivals and the probability distribution of loading and unloading times.

首先对“杂货船系统”进行了统计推断，找出杂货船到港分布规律及装卸时间的概率分布。

On the basis of statistical theory, the distribution probability of full graded concrete strength and the relation between the sample size and coefficient of variation are introduced.

运用统计学理论给出了全级配混凝土试件强度的概型分布，导出了试验样本容量与变异系数之间的关系式。

Assuming distribution statistical probability of micro-units strength, statistical damage variable is defined; and the statistical damage constitutive equation is proposed under triaxial.

假定软岩微元强度分布统计概率，定义软岩的统计损伤变量，依据统一强度理论建立三轴应力状态下软岩的损伤统计本构模型。