[江苏省地方标准] DB32/T 4998-2024 预制菜生产管理规范
[国外标准] AS NZS 4998-2009 Bolted unrestrained mechanical couplings for waterworks purposes
[轻工行业标准] QB/T 4998-2016 清洁刷 厨房用刷
[化工行业标准] HG/T 4998-2016 油酸聚氧乙烯醚