In Belgium a decision has been postponed for 10 years to enable an underground laboratory to continue investigating how clay reacts to heat released by the storage canisters.

在比利时，为了等待地下实验室对储存罐释放热量将引起粘土何种反应的研究取得结果，最后的决定已经推迟了10年。

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The coal and limestone storage yard must have a bottom impermeabilization system. This system may be constituted by a clay layer, a geomembrane layer, or other impervious material.

煤料和石灰石存放场必须有底部防渗系统。该系统可由粘土层、地质处理用膜层、或其他防渗材料组成。

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Over a two-year experiment, we saw that there was a change in the soil structure as a result of a wetting and drying of the soil in clay-rich soils, and that can increase the amount of structure and hence storage of water.

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