What if cracks in concrete could fix themselves? - Congrui Jin
0
0
4,676 Lượt xem·
11/22/23
Trong
Life
Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/what-if-cracks-in-concrete-could-fix-themselves-congrui-jin Concrete is the most widely...
Cho xem nhiều hơn
0 Bình luận
sort Sắp xếp theo
