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Laser engraving metal plates are manufactured with a finely polished metal, coated with an enamel paint made to be "burned off". At levels of 10 to 30 watts, excellent engravings are made as the enamel is removed quite cleanly. Much laser engraving is sold as exposed brass or silver-coated steel lettering on a black or dark-enamelled background.
The gain for the laser is provided by a length of rare earth doped optical fiber, with the most common form using Yb 3+ ions as the active lasing ion in the silica fiber. These Yb-doped fiber lasers first operated at the 1 kW CW power level in 2004 [ 32 ] based on free space cavities but were not shown to operate with fiber Bragg grating ...
Bangladesh government announced plans to off load shares of the company on the Dhaka Stock Exchange in 2010. By 2011, there some difficulties in off loading the shares. [ 5 ] [ 6 ] In December 2018, Bangladesh government announced plans to modernize Bangladesh Blade Factory Limited.
Entrance to the National Museum of Science and Technology. The National Museum of Science and Technology (NMST) [1] (Bengali: জাতীয় বিজ্ঞান ও প্রযুক্তি জাদুঘর) in Dhaka, Bangladesh was founded on April 26, 1965, by the Pakistani government and became a part of Bangladesh's Ministry of Science and Technology following the Bangladesh ...
In 2011, it started producing fiber optic cable. [5] As of 2010, the company had been able to make profit every year. Its yearly revenue in 2010 exceeded 1 billion BDT ($14.4M in 2010).
The tank is based on the Type 90-II tank. [1] Around 310 Al-Khalid MBTs had been produced by 2014. [7] The tank has been exported to Bangladesh, Morocco and Myanmar by China. The VT-1A is also known as MBT-2000. The Bangladesh Army ordered 44 MBT-2000s from China in 2011. [8] [9] The Norinco-made MBT-2000 is also used by the Royal Moroccan Army ...