单词:water tank for heat insulation
单词:water tank for heat insulation 相关文章
Technology Report - How to Make Your Own Solar Water Heater This is the VOA Special English Technology Report. Solar water heaters are used around the world and are not very difficult to build. The system we are going to describe is based on a design
Stanley had just finished brushing his teeth. He noticed water flowing into the toilet bowl. That's strange, he thought. The water continued to seep into the bowl. Stanley lifted the toilet tank top. The tank was half full, but the water was slowly r
Can we help the environment by being green? We all know that humans are damaging the environment, but what can we do about it? Some people are trying to do their bit to try to be more environmentally friendly . Local councils in Britain encourage ce
DEVELOPMENT REPORT – How to Make a Solar Water Heater By Gary Garriott Broadcast: Monday, November 29, 2004 I'm Gwen Outen with the VOA Special English Development Report. Solar water heaters save o
This is the VOA Special English Development Report. Solar water heaters are devices that use energy from the sun to heat water. Solar water heating is used around the world. An example of a rooftop solar water heater being built in South Africa The
By Stephanie Ho Washington 03 July 2006 NASA officials have decided to proceed with preparations for the launch of Space Shuttle Discovery, despite discovering a crack in the foam insulating one of the fuel tanks. The officials say they will continu