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中国古代矿冶业
释义
中国古代矿冶业
Encyclopedia
工学
中国古代矿冶业
释
mining and metallurgy in ancient China
中国古代矿冶业
中国古代金属矿产的开采和冶炼活动。主要是金、银、铜、铁、锡、铅、锌、汞八种金属的生产。有关古代矿冶业的文献记载,早期仅有产地而无产量。《新唐书·食货志》首次记载全国银、铜、铁、锡的年收入量。历代文献中的年收入量并不等于年产量,而往往是税收量、征集量、官营矿冶产量等。
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non-compactness
non-compact semigroup
non-compact space
non-compact surface
non-compact transformation group
non-compact type
non-comparable
non-comparable elements
non-comparable summations
non-compatible
non-compensatory model
non-compete system
noncompetitive inhibition
noncompetitive inhibitor
non-competitive party system
non-competitive price model
non-complementable subspace
non-complete
non-complete quotient
non-complete space
noncompliance
non-compressible fluid
non-computability
non-computing delay
non-concordantly oriented simplex
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