Tungsten: English to Bangla |
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Tungsten: English to English | Tungsten (n.) A rare element of the chromium group found in certain minerals, as wolfram and scheelite, and isolated as a heavy steel-gray metal which is very hard and infusible. It has both acid and basic properties. When alloyed in small quantities with steel, it gre | Tungsten (n.) Scheelite, or calcium tungstate. | |