又叫增量递减 diminishing increment
增量递减
Incremental decline
以上为机器翻译结果，长、整句建议使用 人工翻译 。
在油田开采中后期，随着油田开发程度的加深，措施作业边际产量递减，措施作业边际费用递增，措施作业增量边际成本递增。
In the middle-late stages of production, as the deepening of the oil field development, the marginal operation output decrease, the cost increases, and the investment increase, too.
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