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Energy change ratio is a synthetical index to evaluate the utilization efficiency of agricultural resources.
能量转化效率是评价农业资源利用效率的一个综合性指标。
youdao
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Energy change ratio is a synthetical index to evaluate the utilization efficiency of agricultural resources.
能量转化效率是评价农业资源利用效率的一个综合性指标。
youdao