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spontaneous combustion of sulfide ores
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spontaneous combustion of sulfide ores
Encyclopedia
工学
矿井火灾
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spontaneous combustion of sulfide ores
硫化矿石自燃
堆积的松散硫化矿石与空气接触发生氧化反应而放出热量,随着热量积聚,温度升高,在一定外界条件作用下,氧化过程逐渐加速,局部的热量积聚使硫化矿石达到着火温度,从而引起自燃的现象。
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upper solution; supersolution
upper-stage
upper stage liquid rocket engine
upper strong derivative
upper subsemilattice
upper sum
upper surface
upper tangent arc
upper topological limit
upper transit
upper triangular group
upper triangular matrix
upper-trimmed subsequence
upper type
upper unitriangular matrix
upper urinary tract infection
upper urinary tract lithiasis
upper value
upper variation
Upper Volta
upper water level for flood control
Upper Xiajiadian Culture
upper Yangtze platform
Upper Yangtze River Rare and Endemic Fish National Nature Reserve
Uppsala General Catalogue of Galaxies
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