快乐学习一个网站喵查铺子（catpuzi.com）全搞定~

> 中国大学MOOC答案 > A ( ) is an integral material to satisfy the user requirements, which are not attainable by the individual constituents.

A ( ) is an integral material to satisfy the user requirements, which are not attainable by the individual constituents.

中国大学MOOC答案数据帝 2024-04-22 扫描二维码

-->

A、metal
B、composite
C、ceramic
D、polymer
喵查答案：composite

关于作者：数据帝

作者主页