%0 Journal Article %T 粒度与粒度留样对电煤检验项目的影响 - %A 吴卿 %A 朱相英 %A 邹进 %J 洁净煤技术 %D 2008 %X 通过对贵州省内电煤在3mm粒度和1mm粒度下保留存查样的单一煤种试验,运用F检验法和t检验说明3mm粒度留样会产生较大误差;改用1mm粒度留样后检验指标合格率明显提高。 Through the sole coal experiment of the 3mm size and the 1mm size sample in the Guizhou Province electricity coal,using the F inspection method and the T-test,explains the 3mm size sample be able to have the bigger error,after changing to the 1mm size sample,the check rating qualified rate distinct enhanced %K 电煤 %K 3mm粒度 %K 存查样 %K 合格率 electricity coal %K 3mm size %K keep and check sample %K entire standard rate %U http://www.jjmjs.com.cn/WKD/WebPublication/paperDigest.aspx?paperID=31f4a8af-e9b8-48d4-9600-a9c61bc34bf3