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共找到 3 筆符合的資料
that, the melting point of graphite is up to 3,000℃ and it has good conductivity of electricity and heat.....more
is the hardest mineral known(H10). Due to the high hardness and melting point and insoluble to acidity.....more
SulfurThe color of sulfur is yellow with white streak, low melting point, poor, basal, and prismatic.....more
