ICS71.100.40G72酉雪中华人民共和国国家标准GB/T5549—2010代替GB/T55491990表面活性剂用拉起液膜法测定表面张力Surfhceactiveagents—Detenninationofsurfacetensionbydrawingupliquidfilms2011—01—04发布(ISo304:19...