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Cette note présente une méthode mécanique pour la détermination de la porosité totale d'un sol. La méthode présentée consiste à placer un échantillon de sol dans une cellule régulée dont on peut faire varier le volume par paliers grâce à un piston. La porosité du sol se déduit de la variation de la pression totale de la phase gazeuse lors des incréments de volume. La méthode a été validée sur un sol...
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