The soil samples have weak self-impermeability, but favorable impermeability under the protection of the inverted filter materials.
土样的自身抗渗较差，但是在有反滤料保护条件下具有良好的抗渗性能。
The soil samples have weak self-impermeability, but favorable impermeability under the protection of the inverted filter materials.
土样的自身抗渗较差，但是在有反滤料保护条件下具有良好的抗渗性能。
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