A.≥300MPa B.≥500MPa C.≥300N/cm D.≥500N/cm
A.≥100MPa B.≥100N/cm C.≥100N/m D.≥100N/mm
A.斷裂伸長率應(yīng)≤10% B.斷裂延伸率應(yīng)≤10% C.最大力伸長率應(yīng)≥10% D.斷裂伸長率應(yīng)≥10%