英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字,中文词皆可:



安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • PEL
    The choices you need for your patients, along with a level of support and knowledge you just won’t find anywhere else The only thing you’ll find more impressive than our selection of orthotics, is our reliability
  • Permissible Exposure Limits – OSHA Annotated Table Z-1 | Occupational . . .
    Cal OSHA enforces its PELs in workplaces under its jurisdiction Cal OSHA has established occupational exposure limits for compounds not included in the OSHA Z Tables Please see Cal OSHA Table AC-1 for additional limits, the most current limits, and other designations such as skin absorption
  • Professional Educator License - Illinois State Board of Education
    In order to serve as a teacher, school support personnel, or an administrator in the state of Illinois at a public or approved non-public programs, an individual must obtain a PEL A PEL must be endorsed in one of the following areas
  • Planificación en Línea - Departamento de Educación
    Planificación en Línea! Para iniciar, utlice su correo electrónico de 'miescuela pr', 'de pr gov' o 'itec pr', entre su contraseña y oprima el botón de 'Entrar' Para una mejor experiencia, favor de utilizar los navegadores Microsoft Edge, Google Chrome o Mozilla Firefox
  • Permissible exposure limit - Wikipedia
    The permissible exposure limit (PEL or OSHA PEL) is a legal limit in the United States for exposure of an employee to a chemical substance or physical agents such as high level noise Permissible exposure limits were established by the Occupational Safety and Health Administration (OSHA)
  • OSHA PEL: Understanding Permissible Exposure Limits - Compliancy Group
    The Permissible Exposure Limit (PEL) OSHA refers to the maximum allowable concentration or level of a substance that workers can be exposed to over a specific time period without experiencing adverse health effects
  • What are Permissible Exposure Limits (PELs)? Ultimate Guide
    Permissible Exposure Limits (PELs) refer to the maximum amount or concentration of a chemical substance or physical agent (like noise) that a worker can be exposed to under OSHA regulations These limits are set to protect workers from the health effects of exposure to hazardous substances and agents during their work
  • Permissible Exposure Limits - Annotated Tables | Occupational Safety . . .
    OSHA recognizes that many of its permissible exposure limits (PELs) are outdated and inadequate for ensuring protection of worker health Most of OSHA's PELs were issued shortly after adoption of the Occupational Safety and Health (OSH) Act in 1970, and have not been updated since that time
  • 《和平精英》赛事中心-职业联赛事直播-战队数据-积分排名-官方网站-腾讯游戏
    和平精英职业联赛(简称pel)是《和平精英》官方举办的最高级别职业联赛。2025pel春季赛季前定位赛将于2月20日开赛,常规赛于2月27日正式开战!春日集结,战斗的号角已经吹响!2月20日-5月18日,新一轮的对决精彩上演! 物竞天择,野性觉醒!
  • Federal Student Aid
    Learn about Federal Pell Grants, their eligibility criteria, and how they can help fund your education





中文字典-英文字典  2005-2009