摘要
分析了目前原料气罐车三次取样丙烯含量极差较大的问题,阐述了如何改进原料气取样方法,提高丙烯含量分析结果平行性。
Big range value problems in current three times sampling of feed gas tank car propylene content are analyzed and the methods how to improve the raw gas sampling are described to improve the analysis results of propylene content parallelism.
出处
《价值工程》
2011年第3期298-298,共1页
Value Engineering
关键词
原料气
丙烯含量
极差值
feed gas
propylene content
range value
