如果洗盘子的时候先不用水冲，而是直接把盘子放进洗碗机，那么每次洗碗将节省最多20加仑的水，同时也省下了为那些水加热用的能量。
Skip rinsing dishes before using your dishwasher and save up to 20 gallons of water each load. Plus, you're saving time and the energy used to heat the additional water.
记住这一点：回收一个塑料瓶节省的能量，足可以点亮功率为60瓦灯泡6个小时。
Remember this: Recycling one plastic bottle can save enough energy to power a 60-watt light bulb for six hours.
通过简单改造的电机拉索结构，该最优控制能采用无需耗能的被动控制方式实现，为航天结构振动抑制节省控制能量。
The motor-cable device was modified so that the optimal control was realized by passive control, with less energy used for the space structure vibration attenuation.
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