摘要
探讨了在执行GB475—1996《商品煤样采取方法》中遇到的采样单元上限、火车顶部采样子样数、标称最大粒度的确定等问题,建议在修订标准时相应地加以完善。
Some problems during application of GB 475-1996 sampling for commercial coal are discussed, such as upper limit of sampling unit, sampling increments from the top of train, determination of nominal maximum size, which should be modified during standard revision.
出处
《煤质技术》
2008年第2期31-32,共2页
Coal Quality Technology
关键词
商品煤
采样
标准问题
commercial coal
sampling
standard problem
