A.化學(xué)性能 B.機(jī)械性能 C.抗拉性能 D.抗拔性能
A.0.90-0.10 B.0.70-1.30 C.0.80-1.20 D.0.85-1.15
A.310±5 B.330±5 C.350±5 D.330±10
A.94% B.93% C.92% D.91%