James_Cohen SEFI Regulars


Joined: 26 Jan 2003 Posts: 32
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Posted: Tue Dec 07, 2004 2:32 pmPost subject: Message from jccpc@msn.com 2680 |
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通过浸出你是说开花吗?如果不是,世界卫生大会t is meant? What is the w/c? Strength requirements? How was the concrete/mortar mixed, delivered and placed? What is the environment in which the concrete is placed? How long did it take for the problem to arise?
James Cohen, PE James Cohen Consulting, PC http://expertpages.com/jccpc
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