But Masic said there are w | |
pimmy | But Masic said there are ways of speeding up the chemistry involved in Roman concrete"s curing process. He"s working on a technique that involves injecting Roman concrete with carbon dioxide that might allow the mixture to cure in a matter of days. "We don"t" need to copy what the Romans did exactly," he said, "but when it comes to making concrete more durable and more sustainable, they clearly have some things to teach us." อ่านต่อได้ที่ : โรงเรียนวัดหน้าเขา สาระน่ารู้ : สตรีมีครรภ์ |
ผู้ตั้งกระทู้ pimmy (pimmy-at-gmail-dot-com) :: วันที่ลงประกาศ 2022-01-12 17:38:42 |