CLAN 发表于 2025-3-30 10:05:54

een – 20 °C and – 30 °C, which did not exactly make it easier to move forward. In addition, they left behind more and more luggage, including finally the methylated spirits and the cooking apparatus, although now they would get neither a warm meal nor warm tea. In the morning “there was a piece of f
页: 1 2 3 4 5 [6]
查看完整版本: Titlebook: New Research Directions in Solar Energy Technologies; Himanshu Tyagi,Prodyut R. Chakraborty,Avinash K. A Book 2021 The Editor(s) (if appli