AWWA C712-2002 冷水表.单头喷射型(英文).pdf

American Water Works Association
ANSIAWWA C712-02
(First Edition
AWWA STANDARD
FOR
COLD-WATER METERS-
SINGLEET TYPE
Amercan katona Stsnatardts institute
Efective date: May 1,2002
First edition approved by Aw/WA Board of Directors dan. 20, 2002.
Lpproued by American National Standards Institute: Feb 28, 2002
AMERICAN WATER WORKS ASSOCIATION
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