duralium meaning in Chinese

镁铝合金
硬铝

The damage of super - duralium caused in environment is mostly exfoliation corrosion
超硬铝合金在环境中的损伤，绝大多数情况下属于剥离腐蚀。
Super - duralium that is widely used for the longerons , frames , stringers of military and civil aeroplanes , is an important aeronautic material
超硬铝合金是重要的航空结构材料，广泛用于军用飞机和民用飞机的大梁、桁条、隔框等承力部位。
Because fully avoiding of environmental erosion is difficult , the research on the corrosion damage of the super - duralium is still one of the affairs of the first magnitude
由于环境腐蚀介质的侵蚀不可能完全避免，因此，有关超硬铝合金构件的腐蚀损伤，仍然是航空领域中十分重要的研究内容。