南黄海的地震活动主要集中分布于南部拗陷与勿南沙隆起一带以及与江苏海岸相平行的浜岸断裂带上。
The seismic activity appears mainly in the southern depression-Wunansha uplift area and offshore fault zone parallel with the coast of Jiangsu.
据统计，在沉降带海岸入海的河流，其输沙量占我国人海河流输沙总量的90%以上，而在隆起带沿岸入海者，其输入量不足10%。
By account of52 major rivers flowing into seas of China, more than 90% suspended load dis-charges into the coastal zones in subsidence areas, and less than 10% in upliftareas.
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