短語詞組短語brittle hard material 硬脆材料brittle porous material 脆性孔洞材料brittle e material 脆性物料;脆性材料brittle optical material 脆性光學(xué)材料hard brittle material 脆性材料rock like brittle material 巖石等脆性材料brittle single crystal material 脆性單晶材料elasto -brittle material 彈脆性材料Ductile and Brittle Material 延性材料和脆性材料 返回 brittle material