Concrete Research & Testing, LLC (CRT), located in Columbus, Ohio, is a full service materials laboratory, specializing in failure analysis and …查看更多内容
常见问题解答
问:
What is a petrographic examination?
答:
A petrographic examination is simply an examination of a rock or concrete sample using various microscopic techniques. Petrographic examinations of concrete are typically performed due to some …
A petrographic examination is simply an examination of a rock or concrete sample using various microscopic techniques. Petrographic examinations of concrete are typically performed due to some type of problem...
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