The paper analyzed the principleofstatistics system reform, and put forward the pattern of statistics system reform.
分析了统计体制改革的原则，提出了统计体制改革的模式。
2
Using principleofstatistics and FLAC3D, the three-dimensional porous structural models of sandstone are reconstructed.
以砂岩为研究对象，利用统计学原理和FLAC3D软件重构了三维孔隙模型。
3
On the basis of test count, the complete C-R-S-N curve is worked out according to the principleofstatistics. so as to provide basic data for gear design.
在试验数据的基础上，根据统计学原理，拟合出完整的C - R - S - N曲线，并获得各种可靠度下的弯曲疲劳曲线，从而为国产材料齿轮设计提供了必要的基础数据。