Without steel reinforcement or beams, the Catalan vaults showcase a century of architectural wisd... 万象有光 6 months ago Play Download
Retaining walls and grass aren't enough: how to systematically stabilize slopes to prevent landsl... 眼见大世界 3 days ago Play Download
山不是長出來的，是兩塊板塊硬碰硬擠出來的。岩層被摺皺拱起，頁岩、煤、石灰岩層層疊著——抬頭看山，其實是地球用千萬年寫下的撞車現場。#板塊構造 #造山運動 #山是怎麼來的 #地球科學 #岩層 奇趣地球儀 OddPlanet 1 day ago Play Download
地球尽头的巴塔哥尼亚到底有多荒凉？为何无人敢久居？——探索巴塔哥尼亚的多样地貌（上）#geography #explorations #mountains #desert 一路清奇 1 year ago Play Download
A 'Physics-Based Net' That Eliminates Mining Dust Pollution! leo.LifeinShit 3 months ago Play Download
