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照明专家的账本:与普通白炽灯泡相比,在同样亮度下,一只节能灯可节省80%的耗电量。我国有3.74亿个家庭,以每个家庭用4个节能灯计算,每年可节约电费200亿元左右。
Lighting expert’s books: Compared with ordinary incandescent bulbs, an energy-saving lamp can save 80% of the power consumption at the same brightness. There are 374 million households in China. Each home uses 4 energy-saving lamps, which saves about 20 billion yuan in electricity bills each year.