放射工作人员全身均匀照射时，防止随机性效应的年剂量当量限值是
更新时间:2024-11-15 20:55:59 A、10mSv/年E
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TheaveragelifeexpectancyoftheRedIndiansis________.
Mrs.Smithlockedboththefrontandthebackdoorsbeforeshewenttobed______thatsomeonemightstealintothehouseatnight.
Weareallconcerned_______hersafety.
AfaultlinerunsthelengthofNewZealand,whichmeansthatitoftenhas________.
Shehasnohostilitytous,_____canbejudgedfromhereyes。
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