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- 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。
- Net energy yield 能量净生产量
- Zero Net Energy Buildings: Are they Economically Feasible? 零能源建筑：是否在经济上可行？
- A new indicator cost of net energy taking into account the renewability (CNER) of a fuel is proposed. 摘要提出一个新的考虑燃料可再生性的净能源成本指标，燃料指标值越低表明燃料的总体表现越好。
- The method of net energy analysis for fuel ethanol from corn was developed based on principles of life cycle inventory(LCI) analysis. 基于生命周期清单分析原理,建立了玉米燃料乙醇的净能量分析方法。
- Second, truly independent studies on ethanol, such as those written by Tad Patzek of Berkeley and David Pimentel of Cornell, show that ethanol is a net energy loser. 其次，真正独立的研究显示，乙醇根本就是种一无是处的能源，提交此类研究结论的包括有加州大学伯克莱分校的TadPatzek和康奈尔大学的DavidPimentel；
- Energy Yield from the Citric Acid Cycle 柠檬酸循环的能量收益
- We show that there are two mechanisms responsible for the net energy exchange between an intense pulsed laser and an electron in vacuum, namely, stimulated Compton scattering(SCS) and non-linear Compton scattering(NLCS). 研究显示真空中强脉冲激光与电子之间的净能量交换主要源于两种量子机制,即受激Compton效应(SCS)和非线性Compton效应(NLCS)。
- distortion energy yield criterial 畸变能屈服条件
- For air bursts of higher energy yields, the corresponding distances will, of course, be greater. 当然，对于威力更大的空中爆炸来说，相应距离将有所增加。
- Since that time, much more powerful weapons, with energy yields in the megaton range, have been developed. 从那以后,已经制造出威力大得多的武器,产生的能量在兆吨级。
- And work is also underway to genetically modify crops and plants for higher energy yields. 科学家还在着手培育能量产量更高的转基因作物和植物。
- The ratio of the energy yielded by a given amount of ethanol to the energy needed to produce it is called the“ energy balance”. 用“能量平衡”来表示一定数量的乙醇与制造其所耗能量的比率参数，从蜀黍提炼乙醇“能源平衡”值说法尚未一定。
- The ratio of the energy yielded by a given amount of ethanol to the energy needed to produce it is called the “energy balance”. 用“能量平衡”来表示一定数量的乙醇与制造其所耗能量的比率参数，从蜀黍提炼乙醇“能源平衡”值说法尚未一定。
- Study of net energy system on dietary of pigs 净能体系在猪日粮配制中的研究现状
- Net Energy Analysis of Corn Fuel Ethanol Life Cycle 玉米燃料乙醇生命周期净能量分析
- He hit the tennis ball over the net. 他把网球打过了网。
- The ball glanced off the goal post into the net. 球撞到球门柱上斜飞入网。
- The net weight of this jar of coffee is 180 grams. 这瓶咖啡净重180克。
- If I lose my job, I've got no safety net. 我丢掉这份工作就无计可施了。
