经济效果指标 cost benefit indicators; economic benefit indicator; economic result indicators 经营成本管理, 经营成本控制 operational cost control .
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The key indicators for evaluating the benefit of explorational activity should include 2-D seismic cost per kilometer, 3-D seismic cost per square kilometer, and drilling cost per meter in depth.
每公里二维地震成本、每平方公里三维地震成本和每米进尺钻井成本是评价勘探作业效率的关键指标。
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