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单词
equivalent
释义
equivalent
Encyclopedia
理学
气体辐射化学
释
equivalent
当量剂量
反映各种射线或粒子被吸收后引起的生物效应强弱的辐射量,是辐射在某组织或器官内产生的平均吸收剂量与辐射权重因子(radiation weighting factor)的乘积。,,表示高传能线密度(LET)辐射比低LET辐射具有更高的生物效应,因此,组织或器官的吸收剂量会加倍以反映这种效应。当辐射有多个种类和能量时,在组织或器官的当量剂量就是所有辐射所致的当量剂量之和。是无量纲因子,当量剂量的量纲就是吸收剂量的量纲,焦耳/千克,国际单位制为希沃特。
Physics
equiv=equivalent
等效的,当量
equivalent
①等效的 ②当量 ③等值
Mathematics
equivalent
等价的,等积的,等势的
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