GB/T 41863-2022非接触式给水器具节水性能通用技术条件国家标准
英文:Non-contact water supply devices—General technical specifications for water saving performance GB/T 41863-2022介绍: 国家标...
英文:Non-contact water supply devices—General technical specifications for water saving performance GB/T 41863-2022介绍: 国家标...