摘要
依照GB 475—2008国标要求并结合生产实际,提出了火车顶部人工采样的改进方案。改进后的采样方案,其精密度核查试验符合国标要求,而且具有较高的实效性。
According to the GB 475—2008 and combining with the production practice,the improvement of the manual sampling scheme from the top of the train was proposed.The precision of the improved scheme met the requirement of the national standard,and it was more effective.
出处
《煤质技术》
2010年第1期15-16,共2页
Coal Quality Technology
关键词
采样方案
精密度
实效性
sampling scheme
precision
effectiveness
