江岸崩坍、滑坡和地裂缝是河岸变迁中规模较大,数量较多,危害性严重,性质比较复杂而且具有一定规律的自然现象。它的出现,往往不是大地震的前兆。 西江沿岸一带广西的梧州—广东的肇庆,每逢供水过后,或多或少都会发生岸坡崩坍、滑坡和地裂缝的现象,从封开县的江口—高要县的广利,约二十多处岸坡发生了这 River bank collapse, landslide and ground fissure are the natural phenomena of large-scale, large-scale, serious damage, complex nature and certain rules in river bank changes. Its appearance is often not a precursor to the earthquake. Wuzhou in Guangxi Province along the Xijiang River - Zhaoqing in Guangdong Province, more or less happens to have collapsed, landslide and cracked earthquakes more or less after the water supply. From the mouth of Fengkai County, Guangli, Gaoyao County, about 20 This happened at the bank slope