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- Both are over the Permissible Exposure Limit (5mg/m3)promulgated by OSHA, USA. 均超过职业接触柴油机废气颗粒物有关联的美国OSHA的容许接触限值5mg/m3。
- On this basis, the Secretary of Labor had set the permissible exposure level for workers at 1 ppm (part per million), which he considered the lowest feasible level. 根据这一点，劳动部长已把工人的允许接触水平规定为百万外之一，他认为这是最低的可行性水平。
- There is agreement in the medical research community that current Occupational Safety &Health Administration permissible exposure limits fail to protect workers from beryllium. 医学研究社团一致认为，职业安全和健康管理部门现在所允许的暴露限制条件，不能够保护工人免受铍的危害。
- maximum permissible exposure (MPE) 最大允许曝射量
- "Is the maximum number of permissible exposures documented with a system to track the number of exposures? 可允许的最大曝光次数是否有文件规定并有系统对曝光次数进行跟踪？"
- I threatened him with public exposure. 我威胁说要向公众揭发他。
- Delay is not permissible, even for a single day. 不得延误，即使一日亦不可。
- Under the new regulations this is permissible. 根据新的规章制度，这是可以的。
- She chose the room with an eastern exposure. 她选了一间朝东的房间。
- An exposure of one- hundredth of a second will be enough. 百分之一秒的曝光时间就足够了。
- permissible exposure 容许曝光
- permissible exposure limit 允许暴露极限
- maximum permissible exposure 最大容许照射
- Exposure of the body to strong sunlight can be harmful. 身体受烈日暴晒会造成伤害。
- permissible exposure dose 容许照射剂量
- Electrical conductivity affected by exposure to light. 光电导性，光电导率受光暴露影响的电传导
- permissible exposure level 容许暴露水平, 容许照射(量)级
- These pledges are necessary as well as permissible. 这些保证，是必需的和许可的。
- A criminal must be in perpetual dread of exposure. 罪犯总是提心吊胆,害怕暴露。
- Capable of withstanding exposure to weather without damage. 防风雨的能经受风吹雨淋而不受损害的
