Efficient air conditioners are cool new trend.(NEWS)Barkholz, David
(63)nor/neitherdoes it need water to help keep things cool.The engineers say(64)thenew material could provide an answer to air conditioners,which are expensive(65)to run(run).The material is unlike anything(66)found(find) in nature.It is just 50micrometers thick.That's slightly(67)...
Window Units Through-the-wall Units PTAC Units WSHP Units Fan Coil Units Ductless Split Systems Portable Air Conditioners Parts & Accessories Air Conditioner Cleaning, AC Tune Up, AC Preseason cleaning or AC Spring Cleaning in Manhattan. (212) 801-2060 Get Quote Steam Cleaning & System ...
And all of this extra heat forces people to turn on their air conditioners. Producing blasts of cold air, which can feel so refreshing, actually suck up enormous amounts of electricity in buildings around the world. Windows have been a major focus of energy research for a long time. Over ...
Geothermal heat pump air conditioners are also an excellent choice. Because of the consistent temperature of the ground, they have a constant, ready supply of energy to draw on, making them extremely efficient and very capable of providing refrigerative cooling and heating to your home. The only...
aIt has been found that the energy used by refrigerators, air conditioners and lights makes up more than 70% of total electricity consumption at home. Although new electrical appliances have been developed that are labelled ‘energy-efficient’ and use less electricity, most of the students did ...
Today,we use switches for our lights,and remote (远程的) controls for our TVs and air conditioners.The future home will use a set of sensors(传感器)to tell when you leave home each morning,and then go into an energy-efficient way all by itself.You will no longer ha...
With a window air conditioning unit all you need to do is open the window and remove the air conditioner, with a PTAC you invest in opening a hole into the wall for the sleeve. PTAC units also do not come in as many varied BTU sizes as window or wall air conditioners do. PTAC ...
C.When air conditioners are turned on. D.Both A and B. 点击查看答案 广告位招租 联系QQ:5245112(WX同号) 延伸阅读 你可能感兴趣的试题 1.填空题Aromatherapy 1. Aromatherapy (芳香疗法) is a form of alternative medicine which is based on the use of very concentrated "essential" oils from the ...
Some aspects of air conditioning are quite important. First, there is installation part. Nowadays, there are various designs of air-conditioners on the market. Therefore, their installation process differs from one unit to another. In most cases, installation requires an outlet for the unit. The...