用“incandescent bulb”造句大全，incandescent bulb造句
9、GE′s first energy-saving bulb T2 Spiral is 50% smaller than ordinary incandescent bulb, but 20% brighter, and which can save energy up to 80%.
12、The relationship between the amount of light an incandescent bulb can produce and how long it will last is complicated, to say the least.
15、Those in the field may disagree about the prospects of OLEDs, but they do seem to agree on one thing: the days of the incandescent bulb are numbered.
18、He figured he and the 40 researchers at his Menlo Park, New Jersey, development lab could come up with a good incandescent bulb in three or four months in 1878.
21、Although LEDs will be more profitable than incandescent bulbs the replacement market will eventually dwindle.
24、Motion controlled single fixture spotlights are designed for incandescent bulbs and are inexpensive.
27、The idea to ban incandescent bulbs came from Gabriel in 2007 when Germany held the EU's rotating presidency.
30、They are, well, light years away from the simple incandescent bulbs the Philips brothers made when they started the business back in 1891.
33、White LEDs combine the low power consumption and long life of fluorescent bulbs with the pleasing light spectrum of incandescent bulbs.
1、incandescent bulb for electric lighting
4、One held an incandescent bulb, another a CFL. The third was for Sharenow's LED.
7、Penguin: it looks like a small incandescent bulb designed to indicate something out of the ordinary.
11、Behind one hides a standard incandescent bulb, the familiar lighting technology that has gone largely unchanged since Thomas Edison invented it 132 years ago.
16、An incandescent bulb can emit as much as 18 mg of mercury into the air over its lifespan; a CFL emits 9 mg (including the mercury both in the bulb and that emitted by power plants).
20、Replace incandescent bulbs with compact fluorescent lights.
25、Now the first mains-voltage LEDs designed as direct replacements for incandescent bulbs are arriving on the market.
29、Yet lighting consumes 25% of the world's electricity and wasteful incandescent bulbs give off plenty of heat as well as useful light.
34、Indoors light is furnished by carbon arc lamps incandescent bulbs and quartz bulbs. the basic indoor lights are spotlights and floodlights. spotlights throw a beam of concentrated intense light.
3、Light bulb (any standard incandescent bulb with a regular size base will do.. no fluorescent or halogen bulbs).
8、Compact florescent bulbs combine these components into the base of the bulb so they can be used almost anywhere an incandescent bulb will fit.
14、An incandescent bulb, made of a wire filament encased in glass, emits only 5% of the energy it consumes as light; the rest is wasted as heat.
22、Avoid using incandescent bulbs because it produces too much heat and the wrong type of light.
28、Abandoning incandescent bulbs means abandoning fire as our primary light source for the first time in human history.
35、Since CFLs don't work the same way as incandescent bulbs, fixtures with three-way switches and dimmers require a special type of CFL that will work with those fixtures.
6、This is an incandescent bulb, whose light travels in all directions.
17、The N200's light is only 13.5 lumens on the high setting (a 60-watt incandescent bulb is 850 lumens). That's very dim, but it's comparable to a kerosene lamp.
26、The ban will be expanded each year and by 2012 production and importing of all incandescent bulbs will be prohibited.
2、It cost far more than a regular incandescent bulb.
13、Without changing light fittings, the cheapest direct replacement for an incandescent bulb at the moment is a compact fluorescent light (CFL).
31、LED Lighting Products with LED bulbs lasting up to 40 times longer than incandescent bulbs, the need to purchase and replace bulbs is greatly reduced.
10、Adjustable fitting; can be used both with lamp bases and with ceiling cord sets and big or small incandescent bulb.
32、Residents can still use the traditional 100-watt and frosted incandescent bulbs, but they are no longer allowed to be manufactured or put up for sale.
23、That price puts some people off, which explains part of the hoarding of incandescent bulbs.
5、It doesn't affect the lamp life of an incandescent bulb very much, says Rubinstein.
19、How it got here: No matter who you credit with inventing the original incandescent bulb (patents exist for Moleyns in 1841, Woodward and Evans in 1874, and Edison in 1879), it's had quite a run.
