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:

UL    音标拼音: ['ʌl] [j'u'ɛl]

请选择你想看的字典辞典:
单词字典翻译
ul查看 ul 在百度字典中的解释百度英翻中〔查看〕
ul查看 ul 在Google字典中的解释Google英翻中〔查看〕
ul查看 ul 在Yahoo字典中的解释Yahoo英翻中〔查看〕





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:


  • UL Solutions
    At UL Solutions, we support our customers in innovating, launching new products and services, and navigating complex global markets From the adoption of electrification to the enablement of 5G and new mobility, we are committed to fostering a safer world
  • UL认证_百度百科
    UL认证,是指美国安全检测实验室(UL)制定的美国产品安全认证的行业标准。 UL标准保护人们免受触电、火灾及身体伤害。 UL认证仅考察产品的安全性能,不包含电磁兼容特性。 UL认证费用高、周期长,要进行工厂审查,通过认证的难度大。
  • Product iQ | UL Solutions
    Product iQ is UL Solutions' online location for certification information It combines data from many legacy UL solutions, including the Online Certification Directory, Product Spec and several iQ databases into one streamlined experience
  • 关于UL Solutions
    UL认证标志代表着高质量的性能和独立第三方认证,是我们赋予客户产品的广为认可的信任标识。 我们助力客户创新,推出新产品和服务,驾驭全球市场和复杂的供应链,并以可持续和负责任的方式走向未来。
  • UL (safety organization) - Wikipedia
    UL Solutions has evolved from its roots in electrical and fire safety to address broader safety issues, such as hazardous substances, water quality, food safety, performance testing, safety and compliance education, and environmental sustainability
  • UL认证是什么,UL列名详细说明 - 知乎
    UL认证: UL认证由全球检测 认证机构、标准开发机构美国UL有限责任公司创立 [1]。 自1894年成立,UL 迄今发布了将近 1,800 部安全、质量和可持续性标准,其中 70% 以上成为美国国家标准,并且 UL 也是加拿大国家标准…
  • UL Research Institutes
    UL Research Institutes is a leading independent safety science organization with global reach We sense and act on risks to public safety with bold hypotheses and objective investigations
  • Home | UL Standards Engagement
    For more than 120 years, UL Standards Engagement has translated safety science into action Through standards that help protect people and property, partnerships that amplify our mission, and support of policies that advance safety and innovation, we work to achieve a safer, more secure, and more sustainable future
  • UL - Underwriters Laboratories - Standards Portal
    UL is an architect of the U S safety system having developed 1,040 product standards and outlines, and actively participates in national and international standards development UL evaluates more than 19,450 types of products, and 21 billion UL Marks appear in the marketplace UL audits compliance through more than 600,000 inspections each year
  • Product iQ | UL Solutions
    A free Product iQ account helps users verify UL certification of products and components, locate UL Solutions guide information and search for alternative certified products





中文字典-英文字典  2005-2009