wuyoujiao2010 发表于 2018-1-19 15:38:00

求BS EN 12897:2016

求BS EN 12897:2016《给水  间接加热未放气(封闭的)储水加热器用规范》,先行谢过!:P

liuxilin1215 发表于 2018-1-19 15:54:29

BS EN 12897-2016 Water supply — Specification for indirectly heated unvented (closed) storage water heaters


http://bbs.infoeach.com/thread-186437-1-1.html

wuyoujiao2010 发表于 2018-1-19 19:12:02

灰常感谢您!感谢您的无私奉献!
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