Name:Energy-saving light bulbPrice of one bulb:5Cost of energy:2.50(used in one year)Energy used:20wattsLife of the bulb:10,000hours 41.How much energy does the regular bulb use more than the energy-saving light bulb in one year?A...
A 100 watt light bulb designed for outdoor use can also provide warmth. 为户外使用而设计的一百瓦电灯泡也能提供温暖. 来自期刊摘选 4. You would need 100,000 Fermilabs to power a single light bulb. 你将需要100000个Fermilab制造出的反质子才能够点燃一盏灯. 来自期刊摘选 5. There's a light bu...
After choosing the type of energy-saving light bulb to use, determine the bulb’s fitting type and shape. Is it a screw-in or bayonet-type bulb? Does it have the classic bulb shape or is it spiral or globe-shaped? If you’re uncertain, just bring the old bulb with you to the stor...
On October 20 the U.S. Department of Energy (DOE) announced it was"inaugurating the use" of the new kind of light bulb in experimental installations at its Forrestal Headquarters Building and at the Smithsonian's National Air and Space Museum in Washington, D.C. 10月20日,美国能源部宣布,...
Compact Fluorescent Lamps are sold by the wattage, like the normal bulbs. However because energy saving light bulbs use a lot less energy, a lower wattage energy saving light bulb will be needed to give out the same amount of light.
Washington-A newly-invented light bulb could offer significant energy savings-and better light-to future users worldwide, according to the U.S. Department of Energy. 华盛顿——据美国能源部宣称,一种新近发明的灯泡可能会使今后全世界的灯泡使用者大幅度地
Washington-A newly-invented light bulb could offer significant energy savings-and better light-to future users worldwide, according to the U.S. Department of Energy. 华盛顿——据美国能源部宣称,一种新近发明的灯泡可能会使今后全世界的灯泡使用者大幅度地节约能源,并获得更好的灯光。
light bulb词源英文解释 The first known use of light bulb was in 1885 light bulb儿童词典英英释义 light-emitting diodenoun LED lightbulbnoun an electric lamp: as one in which a filament gives off light when heated by an electric current called alsoincandescent lamp ...
An energy-saving light bulb with an electronic ballast system (5) (1), it is possible to a terminal or the center console (2) transmitting the encoded information on the actual power consumption, provided with a display (14), for continuous display The total energy consumption from a ...
"People should not be thinking of removing these energy saving light bulbs from their homes. If you need to use one closer than one foot away, it's a simple adjustment – either move the light or replace it with an encapsulated bulb. I walked round my own home and found none of my ...