“marginal cost”的概念、定义、翻译、参考文献-科学参考

单词	marginal cost
释义	marginal cost [`mär·jǝn·ǝl `kȯst] ^{INDUSTRIAL ENGINEERING} The extra cost incurred for an extra unit of output.
随便看	grounding electrode grounding plate grounding reactor grounding receptacle grounding transformer ground instrumentation ground inversion ground joint ground junction ground layer ground lead ground log ground loop ground lug ground magnetic survey groundman groundmass ground meristem ground mine ground moraine ground noise ground outlet ground plane ground-plane antenna groundplasm

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