JGJ52-2006普通混凝土用砂、石质量及检验方法标准

UDC中华人民共和国行业标准JPJGJ52-2006普通混凝土用砂、石质量及检验方法标准Standard for technical requirements and test methodof sand and crushed stone (or gravel)for ordinary concrete2006-12-19发布2007-06-01实施中华人民共和国建设部发布Created with novaPDF Printer(www.novaPDF.com).Please register to remove this message.