钢筋混凝土材料
reinforced concrete material
钢筋及混凝土材料
steel reinforcement and concrete material
混凝土材料本构模型
Constitutive Model of Concrete
苗床土材料
nursery bed covering material
复合塑料材料
composite plastic material
环境友好塑料材料
environmental friendly plastics material
木塑料材料辐照
wood plastics material irradiation
木-塑料材料辐照
wood plastics material irradiation