The life cycle total energy, fossil fuels, and petroleum consumption, net energy yield, and overall energy utilization degree of cassava-based fuel ethanol were assessed.

• 以总体能源消耗、化石燃料消耗、石油消耗、净能源产出和能源综合利用率为评价指标，对木薯燃料乙醇进行了生命周期能源效率评价。