不过瑕不掩瑜，激光的效率比氙气灯高，因为后者的能量很多以热能的形式散失了。
But that may not matter too much. Lasers are more efficient than xenon lamps, which waste a lot of energy as heat.
玉米燃料乙醇作为化石燃料的替代品，能量效率(净能量或能量比)是评价其可持续性的一个重要标准。
Energy efficiency (net energy gain or energy ratio) of corn-based ethanol as a substitute for fossil fuel is an important criteria for assessing its sustainability.
实验证明在细分圆环状态下，能量效率和平衡性比圆形网络中的节点分布策略都有进一步的提高。
Experiments prove under the "thin" corona state, both the energy efficiency and balance have further raise than that of the distribution strategy in circular network.
NS2仿真结果表明，本文提出的算法比标准中的能量效率获得了明显的提高，并且其数据包的延时也获得了小幅的改善。
NS2 simulation results show that this proposed algorithm can achieve higher efficiency in power consumption and less data package delay in the comparison with the traditional sleep mechanism.
首先从能量、路程、时间角度，理论上证明了转弯过程比直线平飞过程的效率低。
From the viewpoints of energy, route length and duration, the turning motion is proved to be less efficient compared with the flat flying theoretically.
首先从能量、路程、时间角度，理论上证明了转弯过程比直线平飞过程的效率低。
From the viewpoints of energy, route length and duration, the turning motion is proved to be less efficient compared with the flat flying theoretically.
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