A.GB13544-2003 B.GB13545-2003 C.13544-2000 D.GB13545-2000
A.3~5mm的水泥砂漿 B.5~10mm的水泥砂漿 C.3~5mm的水泥凈漿 D.5~10mm的水泥凈漿
A.20mm,15mm B.30mm,20mm C.30mm,25mm D.25mm,20mm