Ví dụ về việc sử dụng Using leds trong Tiếng anh và bản dịch của chúng sang Tiếng việt
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There's the obvious advantages of using LEDs to touch on;
Using LEDs, their collection is full of watches that look out of an 80s science fiction film.
Another significant benefit of using LEDs is the fact they do not lose much power to heat emissions.
Yet another approach uses a synthetic resin that is solidified using LEDs.[24].
Another significant benefit of using LEDs is that they do not take up too much electricity to produce heat.
A recent study offers new information about the feasibility of using LEDs in greenhouse tomato operations.
The total savings of buying and using LEDs instead of halogen incandescents is $4,475 over 20 years, or more than $220 a year.
If you want you can give more details of your proof of concept,you are then using leds instead of 220V AC outlets?
This is why you get to save money by using LEDs even if they're a little more expensive to buy at first.
Apart from the failures of my current LED units, I have managed to successfully keep Softies,LPS and more recently SPS corals, whilst using LEDs.
There have been several experiments using LEDs to grow plants, and it has been shown that plants need both red and blue light for healthy growth.
National programs to develop effective solid-state lighting industries in the US andJapan have been driven by the potential energy savings associated with using LEDs.
Using LEDs for football(soccer, volleyball, basketball, etc.), the solution delivers high light efficiency at an economical cost to mini soccer players.
These lighting installations led her to the bubble sculptures she would later be known for.[6]She developed her idea by using LEDs, Lexan and silkscreens to create translucent spheres inspired by the natural elegance of sea foam and totora reeds.[7].
There have been several experiments using LEDs to grow plants, and it has been shown that plants need both red and blue light for healthy growth.
But if you use LEDs normally, they are completely safe.
Why should I use LEDs?
Some plant factories also use LEDs, but in general, LEDs currently account for a small percentage.
Video projectors that use LEDs and/or Lasers as light sources have a much longer life, as much as 20,000 hours or more.
In 1964, IBM used LEDs for the first time on the circuit board in early computers.
Some use LEDs, some use lasers, and others use lamps.
By night, the structure uses LEDs to become a grand lighting installation intended to transform the building into a landmark.
Single mode fiber uses very thin glass strands anda laser to generate light while multi mode fibers use LEDs.
Unlike some chips that have dozens of pins with names andspecial uses, LEDs have only two wires.
Newer generations' units use LEDs or lasers which effectively eliminate this issue, although replacement LED chips could potentially be required over the extended lifespan of the television set.
Less expensive fixtures will generally use LEDs which provide somewhere between 10,000 to 17,000 hours of lamp life and can have up to 75 lumens per watt and PAR ratings not meant for reef aquariums.
Laser scanners use moving mirrors and light diodes and are more likely to fail in a shorter amount of time,whereas CCD barcode scanners use LEDs that are known to last 10 times more than light diodes.
Although the concept was inspired by Studio Roosegaarde's Starry Night bike lane in the Netherlands,the technology is quite different as the Dutch version uses LEDs whereas this one is entirely dependent upon solar power.