The project consists of 8 houses. They have developped their own grout material for the closed loop system called Ferrotherm. It has more ability to absorb and store geothermal heat.
The project consists of 8 houses. They have developped their own grout material for the closed loop system called Ferrotherm. It has more ability to absorb and store geothermal heat.
The PM2.5 Beijing decreased from 110ug/m3 to 58ug/m3. Blue skies showed up again in winter of Beijing in 2017. In 2016 and 2017, the coal fired boiler replace program, “coal…
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