GB/T 9966.15-2021天然石材试验方法第15部分:耐盐雾老化强度测定标准
英文:Test methods for natural stone—Part 15: Determination of resistance ageing by salt mist GB/T 9966.15-2021介绍: 国家标准《天然石...
英文:Test methods for natural stone—Part 15: Determination of resistance ageing by salt mist GB/T 9966.15-2021介绍: 国家标准《天然石...