AWWA C512-2007 国外国际标准.pdf,ANSI/AWWA C512-07 (Revision of ANSI/AWWA C512-04) The Authoritative Resource on Safe Water® AWWA Standard Air-Release, Air/Vacuum, and Combination Air Valves for Waterworks Service SM Effective date: May 1, 2008. First
AWWA C512-2007 下载积分: 2000 内容提示: ANSI/AWWA C512-07 (Revision of ANSI/AWWA C512-04)Air-Release, Air/Vacuum, and Combination Air Valves for Waterworks ServiceAWWA StandardEffective date: May 1, 2008.First edition approved by AWWA Board of Directors June 20, 1992.This edition approved...
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点击打开全屏PDF预览 点击查看大图 标准号 AWWA M51 Air Valves Air-Release, AirVacuum, and C 总页数 77页 发布单位 美国给水工程协会 购买 正式版AWWA M51 Air Valves Air-Release, AirVacuum, and C相似标准AWWA M51-2016 空气阀:空气释放、空气/真空和组合(第二版) ANSI/AWWA C512-2015 用于水和废水...
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点击打开全屏PDF预览 点击查看大图 标准号 AWWA Math for Wastewater Treatment Operators Grades 3 and 4. 2009 发布 2009年 总页数 519页 发布单位 美国给水工程协会 购买 正式版 标准名称:MATH FOR WASTEWATER TREATMENT OPERATORS GRADES 3 AND 4 适用范围: 本手册为废水处理操作员准备认证考试提供练习题目。内容...