建议用辅助能替代率代替能量产投比对农业生态系统进行能流分析。
Supplementary energy replace ratio concept was proposed to clrify peoples comprehension and understanding to some concepts.
本项研究分别分析了自然生态子系统、农业生产子系统和工业生产子系统的能流，最后将其综合到一个描述该地区能流分析结果的总图。
We have analysed the energy flow of the natural subsystem, agricultural subsystem and industrial subsystem in this island respectively and integrated these in an overall diagram of energy flow.
对李家村农田生态系统的能流物流进行了分析和评价。
Energy and material flux in Lijia village farmland ecosystem were analysed and evaluated.
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