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![How to Choose Concrete for a Project: 7 Steps (with Pictures)](https://www.iarticlesnet.com/pub/img/site/s_16.jpeg)
How to Choose Concrete for a Project: 7 Steps (with Pictures)
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日期:2024-08-09
Strength is usually determined by compression testing, and is expressed in
Pounds per Square Inch (PSI). Normal concrete mixes range from 2500 PSI to
5000 ......看更多