美国剑桥能源咨询公司(IHS Cera)在北京的主管严克风表示，中国战略储备的影响将特别显著，因为去年调用了一部分储备。
According to K. F. Yan, director of IHS Cera in Beijing, the stockpiling will be particularly pronounced because reserves were run down last year.
CFL一般含汞量为5毫克；严兆强说他的一些小灯泡汞含量不到两毫克。
CFLs typically have about five milligrams of mercury; Mr. Yan says some of his smaller bulbs have fewer than two milligrams.
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