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Students observe the sky through a telescope at the No 4 Wanquan Primary School in Litang county, Sichuan province. [Photo/hangzhou.com.cn] More than three months ago, Wang Jianyu, a science teacher at Xinwan
Hangzhou science teacher brings stars to rural children
The scrap price cuts for high nickel pig iron compared with scrap. This week, the price of stainless steel fell, which led to a decline in the scrap market price.
Shovels, brushes and tape measures are probably what one could think of when it comes to the tools of archaeologists. However, it’s not a difficult thing to see modern technologies
David Campbell Callender releases Volume 2 of the CALLENDER NATURE series titled ‘The Moon, The Watching Witching Moon: Our Light and Companion.’ Ruth Finnegan, writing under the pen name of
Nano Colloidal Silver for Antimicrobial Customized antibacterial nano silver solution Nano Colloidal Silver for Antimicrobial Customized antibacterial nano silver solution
Battery Conductive Agent Used Carbon Nanotubes CNTs Specification: Code C910,C921, C930, C931, C932 Name Carbon nanotubes Formula CNT CAS No.
nano silver powder Product Description Product Name Specifications Nano Silver Powder MF: AgCAS No:7440-50-8Appearance: black powder Morphology: spherical Model:
The coffee table is one of the essential and minimal furniture in the living room. We always have a lot
Families around us seldom use home furnishings to decorate their space. Most of the reason lies in people’s stereotypes of
Easter holidays, Halloween, school holidays or birthdays, Aosom offers games and toys for children and the whole family. Here people
