YUCANHANG is one of the most professional ladies scarf manufacturers and suppliers in China. Please feel free to wholesale custom made ladies scarf at competitive price from our factory. Contact us
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The Foil Electroscope is an scientific instrument that is used to detect the presence and magnitude of electric charge on a body. For recognition and understanding of electric charge in physics
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Silicon alloy steel containing 1.0~4.5% silicon and less than 0.08% carbon is called silicon steel. It has the characteristics of high permeability, low coercive force and high resistance coefficient,
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