Composite materials have been in existence for many centuries.The earliest man-made composite materials were straw and mud combined to form bricks for building construction.
Composite materials have been in existence for many centuries.The earliest man-made composite materials were straw and mud combined to form bricks for building construction.
A.正确
B.错误
正确答案:正确
Tag:材料概论
时间:2024-01-10 10:51:01