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单词 sievert
释义
sie·vert (sēvərt)
n. Abbr. Sv
The SI unit for the amount of ionizing radiation required to produce the same biological effect as one rad of high-penetration x-rays, equivalent to a gray for x-rays.

[After Rolf Maximilian Sievert (1896-1966), Swedish radiologist.]
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更新时间:2026/6/14 17:04:02