ICS 91.140CCS Y 71中华人民共和国国家标准GB/T 44180—2024厨卫五金产品通用技术要求General technical requirements for kitchen and sanitary ware fittings2024-06-29 发布2025-01-01 实施国家市场监督管理总局国家标准化管理委员会发 布目　　次前言 ·························································...