These problems included silt accumulation, water and soil draining, water pollution, the coast levee's flood prevention standard is somewhat universal low and so on.
包括淤泥的堆积、水土的流失、水污染、沿岸圩堤的防洪标准普遍偏低等。
These problems included silt accumulation, water and soil draining, water pollution, the coast levee's flood prevention standard is somewhat universal low and so on.
包括淤泥的堆积、水土的流失、水污染、沿岸圩堤的防洪标准普遍偏低等。
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