...thod;lighting power source [gap=245]关键词:正常照明;应急照明;备用照明;照度;一般照明;机房照明;照明方式;照明电源 ...
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signal lighting power source 信号机点灯电源
Lighting accounts for about 7% of the total electricity consumed in the US. Since lighting is often far removed from the power source—such as the distance from a power plant to street lamps on a remote highway—a lot of energy is lost during transmission.
在美国,照明约占总耗电量的7%。由于照明通常远离电源——例如从发电厂到偏远公路上的路灯——因此大量的能源在传输过程中会损失掉。
Often as in engine bed and mechanical device local lighting and control wiring power source.
常作为机床及机械设备中局部照明及控制线路电源。
The generators are to be user in town, the countryside, workersites, mountain districts and pasture lands as a electric power source for lighting purpose.
本系列发电机适用于乡村、城镇、工地、山区及牧区等照明及动力的三相交流电源。
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