[农业行业标准] NY/T 3998-2021 腐霉利可湿性粉剂
[安徽省地方标准] DB34/T 3998-2021 枇杷中蜂授粉技术规程
[国外标准] DIN 3998-4-1976 齿轮和齿轮副的名称.蜗轮副
[国外标准] AS 3998-2002 Non-destructive testing – Qualification and certification of personnel
[国外标准] BS 3998-1989 Recommendations for tree work
[化工行业标准] HG/T 3998-2008 纯碱取水定额
[国家标准] GB/T 3998-1983 粗蒽
[机械行业标准] JB/T 3998-1999 涂料流平性刮涂测定法
[船舶行业标准] CB/T 3998-2008 甲板室放水塞