プラスチックシートコンクリート水分試験 – 何が問題になるのか?

このビデオでは、コンクリートの水分量をチェックするためのプラスチックシート法（ASTM D4263）を実演し、スラブに水分問題があるかどうかを判断する上で、この方法が信頼できない理由を説明します。

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