pv magazine International8 小时
Chinese scientists design hybrid heat pump providing ultra-high temperature heating at 180 C
The proposed system uses waste heat by thermally coupling a water lithium bromide absorption heat transformer with a water ...
This dog was left for dead in the Memphis summer. Now, she's a therapy dog for a school
Simone and her two brothers were found in a crate in the heat of the Memphis summer. Now she walks around University Middle ...