Nakagawa said that an accumulated dose of 4 sievert kills 50% of those exposed within 60 days.
中川说，50%的4希弗剂量累积者将在60天内死亡。
Every half an hour we record the accumulated UVR dose of hanging sensor and environmental dose.
每半小时记录一次累积剂量，同时进行环境紫外线剂量监测。
The natural thermoluminescence in Quaternary sediment has stored accumulated irradiated dose since the sediment deposited.
第四纪沉积物的天然热释光中储存有自沉积以来的累积辐射剂量。
The natural thermoluminescence in Quaternary sediment has stored accumulated irradiated dose since the sediment deposited.
第四纪沉积物的天然热释光中储存有自沉积以来的累积辐射剂量。
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