The review of volatile and non - volatile compounds in chinese rice wine 中国黄酒中挥发性和不挥发性物质的研究现状与展望
Soft soldering fluxes . test methods . part 1 : determination of non - volatile matter , gravimetric method 软钎焊剂.试验方法.第1部分:不挥发性物质测定.称重法
Soft soldering fluxes ; test methods ; part 1 : determination of non - volatile matter , gravimetric method iso 9455 - 1 : 1990 ; german version en 29455 - 1 : 1993 软钎焊剂.试验方法.第1部分:不挥发性物质的测定.重量