求翻译：一只普通节能灯含汞量约为0.5毫克，“1毫克汞渗入地下，就可造成360吨水被污染。也就是说，一只节能灯可污染180吨水。”是什么意思？

An ordinary energy-saving lamps containing mercury is about 0.5 mg, 1 mg of mercury into the ground, can cause the contamination of 360 tons of water, that is, an energy-saving lamps can contaminate 180 tons of water. "

A normal energy-saving lamps contain mercury is about 0.5 MG, 1 mg mercury seep into the ground, it can be caused by contaminated water 360 tons. In other words, the only energy saving lamps that can contaminate 180 tons water. "

Conserves energy the lamp including the mercury quantity approximately is 0.5 milligram ordinary, “1 milligram mercury permeating underground, may create 360 tons water to pollute.In other words, conserves energy the lamp to be possible to pollute 180 tons water.”

A common energy-saving lamp mercury content of about 0.5 mg, "1 mg of mercury to infiltrate the underground, you can cause the 360 tons of water to be contaminated. In other words, an energy-saving lamp 180 gallons of water pollution. ”

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