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水吸收剂量基准
释义
水吸收剂量基准
Encyclopedia
工学
水吸收剂量基准
释
primary standard of absorbed dose to water
水吸收剂量基准
用于定义、复现和保存射线水吸收剂量量值的计量标准。主要用于放射治疗和辐射加工领域的量值传递。吸收剂量定义为电离辐射给予单位质量物质的平均能量。水吸收剂量是放射治疗的处方剂量,该量值的有效量传,是放疗质控的技术基础。
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hearsay rule
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Heart
heart
heart and blood vessel, invasive, endovascular surgical endoscopy
Heart and Soul for Children
heart and vascular system toxicity
heart blood
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heart burn
heartburn
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heart curve
heart cutaneous region of hand shaoyin
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heart governing blood and vessels
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hearth efficiency
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