嗯，这职业安全规定合理。预留出辐射剂量，比如来自日常生活中天然背景的辐射，阳光，飞行等等，。

来源: pickshell 于 2023-12-07 05:22:34 [旧帖] [给我悄悄话] 本文已被阅读：次

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