基本解释[医药科学]容许暴露水平英汉例句双语例句The exposure in different sits of body surface inroentgenologists was lower than the permissible level.放射科医生体表各部位的照射量均低于容许水平。permissible exposure level更多例句词组短语短语permissible level of human exposure 人体容许曝露水平permissible exposure level更多词组专业释义医药科学容许暴露水平