The Earth is like our mother.She gives live to all the living things on the Earth.And she provice us with air、food、water and other things we need for living.Once she was beautiful ahd rich.But mow she is crying, becacuse she is becoming dirtier and dirtier, poorer and poorer. It'...
"No air conditioning(空调)? How will you sleep? " my friend asked. I just told her that my family had decided to turn the air conditioner off to 1 money. It was only 29℃ on the first night to our cost-cutting plan, but our tree kids were tired and 2 . It's too 3 to sleep...
more people use air-conditioning to(76) heat which i turn heat the earth al the more.(77)Improve thetothe(78)of air-condtioning byproblemintroducing minimum energy performance standards.Stop using damaging refrigerants.Design(79)of buildings smartly sothat they do notneed as many air-condiione...
How air conditioning changed America foreverIt has shaped our buildings, our technology, and our health.Susannah Locke
It's never a good sign when you're blasting the AC but only feel warm air. krisanapong detraphiphat / Getty Images You probably don't think of your car's air conditioning system very often. But if it broke down, you'd definitely miss the cool air. So, how does AC work in a ...
Control the temperature of your room with the air conditioner Samsung air conditioning products can provide heating instantly. It can be used in two ways - as an air conditioner in the summer and as a heater in the winter. There is no need to purchase a separate heater and, therefor...
Title: How to make air-conditioning more sustainableIntroduction(71)air-conditioners most effectively reducesgreen house-gas emission. Replacing refrigerants decreasesm uchmoreCO_2(han(72) )else.Air-conditioning is overlooked and is seldom criticized for its(74)impacts.A(73)situationAir-conditioning be...
However, it is much more energy efficient, and it can bring in fresh air from the outdoors rather than recycling indoor air. One hose is used to exhaust the heat and moisture generated in the air conditioning process, just like in the single-hose AC. The other hose is used to draw in...
If we release the pressure it will boil again (as long as we keep it hot).Let us see how this principle is applied in an air conditioner.Refrigerant or freonFirst we take a liquid (called a refrigerant) that boils at a much lower temperature than water, it has to be well below the...
the competition in the domestic market is still the focus of the global air-conditioning industry, but the trend of globalization is also impacting the competition pattern of China's air-conditioning market, and some of the changes in demand has become the motivation for the change of the compe...