You can get an idea of the relative amounts ofradiation various cellphone models emit by looking at their SAR, or specific absorption rate.
你可以通过查看不同手机型号的吸收率,来了解手机的辐射。
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Under the new rules, stores will be required to show the Specific Absorption Rate (SAR) ofradiation next to phones they sell with a clearly readable 11-point or larger font.
Radiation monitors at the Daiichi plant briefly picked up radiation in the range of 400 millisieverts per hour, 400 times the legal limit and the highest rate since the crisis began.