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炼焦化学
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炼焦化学
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炼焦化学
研究以煤为主要原料,在隔绝空气条件下加热,经过热分解和结焦等物理化学作用转化为焦炭(或半焦)和粗煤气,并将粗煤气净化分离获得煤焦油和各类化学产品这一过程的相关理论、技术、工艺和装备的学科。简称焦化。
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lowering operator
lower integral
lower Lebesgue sum
lower limb
lower limb prosthesis
lower limit
lower limit event
lower limit function
lower limit of an integral
lower limit of a sequence
lower limit of integral
lower limit on the left
lower limit on the right
lower logarithmic density
lower main sequence
lower mantle
lower marginal dimension
lower marine riser package
lower-most stratosphere
lower nilradical
lower one-sided limit
lower order
lower outer density
lower paraselenea
lower parhelion
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