{(dio)C(j)M늙C(j)(zhun)䓰֧c(din)
1ߏ(qing)ȣһ(qing)300MPa
2gԣҪʞ15%20%Ҝ؛_gԴ600kJ/m800kJ/m (du)ڴͺӘ(gu)߀Ҫ^ߵĔg
3õĺܺ
4͵D(zhun)׃ض
5õgԡ