prEN 772-2-1992 标准详情
- 标准号:prEN 772-2-1992
- 中文标题:砌块试验方法.第2部分:有孔和空心砌块空隙面积比的测定(纸印法)
- 英文标题:Methods of test for masonry units; part 2: determination of percentage area of voids in perforated and hollow masonry units (by paper indentation)
- 标准类别:欧盟标准EN
- 发布日期:1992-06