The quality of water is really bad, lack of inner current and thick layer of mud prevent valuable flora and fauna from creating an actual micro-cosmos.
内部循环和厚层泥土的缺乏导致动植物稀少，无法创造真正的微气候环境。
Is a highly efficient micro-fine particles grading, de-mud equipment.
是一种高效的细微粒微分级，脱泥设备。
Is a highly efficient micro-fine particles grading, de-mud equipment.
是一种高效的细微粒微分级，脱泥设备。
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