Home / Standards / JT/T 757-2009 JT/T 757-2009 Abolished 水泥胶砂流动度测定仪 Standard Type JT ICS N/A CCS N/A Status Abolished Issue Date 2009-07-23 Implementation 2009-11-01 Centralized Committee 交通运输部 Issuing Authority 交通运输部