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hydrogenation technology of low temperature coal tar
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hydrogenation technology of low temperature coal tar
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工学
煤低温干馏
释
hydrogenation technology of low temperature coal tar
低温煤焦油加氢工艺
在低温条件下,采用加氢处理将煤焦油所含的金属杂质、灰分和硫、氮、氧等杂原子脱除,并将其中的烯烃和芳烃进行饱和,生产质量优良的石脑油馏分和柴油馏分的过程。
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proper k edge coloring
proper k-edge-coloring
proper k face coloring
proper k-face-coloring
proper leaf
proper left divisor
proper length
proper list coloring
proper Lorentz group
proper Lorentz transformation
properly canonical representation
properly contained filter
properly containing filter
properly convex function
properly convex subset
properly differentiable function
properly discontinuous action
properly discontinuous group
properly divergent sequence
properly divergent series
properly elliptic
properly elliptical
properly elliptical operator
properly elliptic equation
properly equivalent form
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