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东郊区护城河河底淤泥厚約50厘米,炭黑色、有惡臭?こ呛游鬯醋猿呛由嫌嗡?滲混有龙鬚溝排出的污水,龙须溝污泥和污水的顏色暗
East suburbs of the moat river sediment thickness of about 50 cm, carbon black, stench? Ko 游 Tour 鬯 vine ape choking by suspected Om? Seepage mixed with Long Xu ditch discharge of sewage, Longsugou sludge and sewage dark color