I remember switching off the lights before we left the room.
我记得我们离开房间之前把灯关上了。
However, it is not possible to optimize a hardware context switch, while there might be room for improving the current switching code.
然而，不可能优化硬件上下文切换，而改进当前的软件切换代码还有空间。
The influences of the PTCR's characteristic parameters such as switching temperature, room resistance of samples, and dissipation coefficient, etc. on the thermal power of heaters are investigated.
主要研究了PT C材料的开关温度、样品的室温电阻及耗散系数等特性参数对发热体功率的影响。
Operation test of emergency switching-off device for oil pump and ventilator (bilge pump) in engine room.
机舱风、油（舱底泵）应急切断装置操作试验。
Even simple things like using recycled paper or switching off lights when you leave the room can help.
即使是非常简单的小事，如使用再生纸或离开房间时关灯，都会有用。
Even simple things like using recycled paper or switching off lights when you leave the room can help.
即使是非常简单的小事，如使用再生纸或离开房间时关灯，都会有用。
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