英文字典,中文字典,查询,解释,review.php


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       


安装中文字典英文字典辞典工具!

安装中文字典英文字典辞典工具!










  • AWWA Standards
    AWWA Standards are consensus documents created by volunteer committees and accredited by ANSI They offer minimum requirement guidelines on all facets of water As technologies evolve, AWWA Standards are a trusted resource that reflect the state of the industry
  • Standards List - American Water Works Association
    The American Water Works Association first published consensus documents in 1908 Today, there are more than 190 AWWA Standards From source to storage, from treatment to distribution, AWWA Standards cover all areas of water treatment and supply
  • Manuals - American Water Works Association
    Count on AWWA Standards for credibility and longevity in water industry guidance Standards are the building blocks that lead you to success From source to storage, from treatment to distribution, AWWA Standards cover the products and processes related to all areas of water treatment and supply
  • American Water Works Association
    AWWA Standards address all products and processes related to the water industry From source to storage, from treatment and distribution, our ever-growing repository of resources keeps water professionals aware of minimum requirements and operating safely
  • Envoi - American Water Works Association - awwa. org
    What is envoi? envoi is a comprehensive library for online technical content, making it the go-to source for information on all things water envoi replaces the AWWA standards CD benefit of your organization membership and provides access to 190+ current ANSI-accredited AWWA standards online
  • AWWA Standards
    AWWA 7A 3-1950: Standard Specifications for Electric Fusion Welded Steel Water Pipe of Sizes 30 Inches and Over (PDF)
  • AWWA Standards
    Standards AWWA Standards Cover the Products and Processes Related to All Areas of Water Treatment and Supply
  • Wastewater - American Water Works Association
    This standard describes the essential or critical requirements for the effective operation and management of a wastewater treatment plant This is the first edition; as such, there are no major revisions


















中文字典-英文字典  2005-2009