钛合金是制造先进航空航天飞行器最有希望的优选金属材料。

Ti alloys are the preferential promising materials in making structures of sophisticated aerospace vehicle.

youdao

钛合金是制造先进航空航天飞行器最有希望的优选金属材料。

Ti alloys are the preferential promising materials in making structures of sophisticated aerospace vehicle.

youdao