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For occupational exposure in planned exposure situations the Commission now recommends an equivalent dose limit for the lens of the eye of 20 mSv in a year, averaged over defined periods of 5 years, ...

The 50/30/20 budgeting method suggests you spend 50% of your income on necessities, 30% on wants and 20% on savings. It can be a helpful framework if you're new to budgeting and aren't sure how to ...

The recommended dose limit in terms of effective dose is 20 mSv per year or 100 mSv in 5 years. This is over and above the radiation dose one gets from natural sources, which varies from place to ...

根据我国放射防护标准的规定，对从事放射性工作的人来说，每年接受辐射的剂量限值是50mSv，五年内每年接受的平均辐射上限是20mSv。 也就是说，只要接受的辐射不过界，就是安全的。

但根据我国放射防护标准中规定： 放射工作人员：每年剂量是50mSv； 普通人群：五年内每年接受的平均辐射上限是20mSv。 也就是说，只要总辐射在 ...

Two-time winners Korea DPR and 2018 champions Japan begin their Colombia 2024 campaigns; Argentina and the Netherlands also in action. The match schedule and kick-off times for the FIFA U-20 Women ...

在科学研究的广袤领域中，存在着各种各样的单位，其中 DR 是一个相对较为特殊的单位。DR 通常指的是“剂量减少（Dose Reduction）”的单位，它在辐射防护、医学影像学等领域有着重要的应用 ...

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