半硬多孔塑胶
semirigid cellular plastics
玻璃强化塑胶构件的供应及装置
chloro-sulfonated polyethylene rubber coating
玻璃体内塑胶异物
plastic intravitreal foreign body
玻璃纤维强化塑胶FRP
fiber rein-forced plastic FRP
聚胺酯塑胶场地
School plastic playground
抗静电塑胶地板
antistatic plastic cement floor