But the massive siliceous crushed stones pile up as solid waste disposals in our country excessively because of the clay content.
而在我国有大量的硅质石屑因为粘土含量过高而被当作废弃物堆积起来。
The disposals and reutilization of sludge is one of the hottest points in environmental issues in the world, which have significant effect and application value for waste management in China.
污泥的合理有效处置是目前环境保护的重要内容之一,具有十分重要的意义和应用价值。
The disposals and reutilization of sludge is one of the hottest points in environmental issues in the world, which have significant effect and application value for waste management in China.
污泥的合理有效处置是目前环境保护的重要内容之一,具有十分重要的意义和应用价值。
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