分布的中心的英文
center of distribution
例句与用法
- Wide applicability features in pearson distribution . based on the study of the distribution ' s central moments and origin moments , optimizing fitness method is given and by which the parameters characterizing the distribution are obtained . the application of pearson distribution in reliability evaluation obtains satisfied result
在对各型皮尔逊分布的中心矩与原点矩的研究基础之上，介绍了针对该分布的优化拟合方法，得到了各分布类型的参数并实现了其在工序能力评价中的应用。 - The result shows that the movement of the propellant grains is complex and relative to the ignition system very much . guns with center tube ignition and flame - spreading system can alleviate the accumulation of the propellant effectively , and will have better performance
结果分析表明：火炮点火后膛内火药颗粒的运动情况十分复杂，其运动规律与点传火的方式密切相关，点火孔均匀分布的中心传火管点火方式可以有效的改善发射过程中火药颗粒在弹丸底部堆积的现象，获得更佳的发射效果。 - The development of guizhou social economy has been very slow from long ago . and this leads to serious damage of economy environment in guizhou province . now guizhou province is one of the main origins of the mud in the yangtse river and the pearl river
贵州省位于中国两大主要水系? ?长江与珠江的上游，是全国喀斯特地貌分布的中心，也是全国唯一没有平原支撑的省份，更是全国最崎岖不平的省份，长期以来，由于社会经济发展的滞后，贵州省的生态环境破坏十分严重，是长江与珠江的主要泥沙来源地之一，环境保护的任务很重。
