We Know How Ancient Roman Concrete Was Made

2 点作者 ctack大约 1 年前

2 条评论

ctack大约 1 年前

Shortened the title from: We Finally Know How Ancient Roman Concrete Was Able to Last Thousands of Years.

ctack大约 1 年前

Imagine this used in 3D printed houses. Some kind of hot nozzle - sounds like a 3D printer scaled up.