“present value”的概念、定义、翻译、参考文献-科学参考

单词	present value
释义	present value [`prez·ǝnt `val·yü] ^{MINING ENGINEERING} The sum of money which, if expended on a mine for purchase, development, and equipment, would produce over the life of the mine a return of the original investment plus a commensurate profit.
随便看	-one one-address code one-address instruction one condition one-digit subtracter one-dimensional array one-dimensional flow one-dimensional lattice one-dimensional strain one-ended tape Turing machine one-face-centered lattice one-group model one-hundred-percent premium plan one-level address one-level code one-level subroutine one-line adapter one-parameter semigroup one-part code one-particle exchange one-pass operation one-piece set one-plus-one address instruction one-point compactification one-point perspective

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