她们把泥缸放在地下，然后像第一次那样远远走开。 我让佐立带了三只水罐上岸去取水。
This they set down for me, as before, and I sent Xury on shore with my jars, and filled than all three.
白泥粉，粘土，耐火材料，缸渣粉加工。
Pak Nai powder, clay, fire-proof material, slag powder processing tanks.
用泥作底床对于水草来说好处是在建缸初期能提供充足的养分，因为初期缸里往往还没有多少鱼，即便有鱼地床上也不能积累足够的便便。
They help the plants get established initially and supply nutrients that are other wise lacking in the beginning before many fish are added and the tank has had a chance to accumulate waste.
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