... 椀菌亚目 Pezizineae 菲佛而系数；利用系数 Pfeffer coefficient; economic coefficient 磷酸甘油酸 PGA; phosphoglyceric acid ...
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thermal-economic coefficient 热经济系数
exergy-economic coefficient 经济系数
land economic coefficient 土地经济系数
virtual economic coefficient 虚拟经济系数
petroleum economic coefficient 石油经济系数
biological yield and economic coefficient 生物产量与经济系数
Secondly,according to the requirement of land rearrangement and the features of agricultural land grading,this paper applies the land natural quality grade,land use coefficient,land economic coefficient into the feasibility study,preminary design,quality controlling and project acceptance in the land consolidation and adjustment.
其次,根据土地开发整理的要求和农用地分等成果的特点,本文将土地自然质量等、土地利用系数、土地经济系数等应用到土地开发整理的可研、初步设计、质量控制、项目验收等方面研究。
参考来源 - 农用地分等成果在土地开发整理中的应用·2,447,543篇论文数据，部分数据来源于NoteExpress
Economic coefficient declined with the improvement of water-supply level and p's amount.
经济系数有随供水和施磷水平提高而降低的趋势。
Total biomass decreased significantly with increasing of soil Cr concentration, while economic coefficient showed no significant change.
随着土壤铬含量的增加，水稻生物产量显著下降，经济系数无明显变化。
Petroleum economic coefficient, defined as the ratio of economic reserves with total reserves, is a critical parameter for economic evaluation.
石油经济系数是石油资源量中具有经济效益部分资源所占的比例，是经济评价的重要参数之一。
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