... benefit-cost ratio 效益成本比率; 效益费用比率 benefit-to-cost relationship 效益成本关系; 效益费用关系 billed cost 标出成本 ...
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benefit to cost relationship 受益和成本关系
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Objective To discuss the relationship between cost and benefit of the hypertensive control system-Hypertensive network.
目的探讨高血压控制系统—高血压网络的成本与效益之间的关系。
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