Combining with some reconstruction engineering, construction technology of half top-down method for swirl sedimentation tank of rolling plant is introduced.
结合某改造工程，介绍了轧钢厂旋流沉淀池池壁筒体半逆作法施工技术。
Afterwards, the subsidence-sedimentation process slowed down gradually in the south of the Hefei Basin in the Middle-Late Jurassic without any strengthening phenomenon.
随后中—晚侏罗世时盆地南部沉降—沉积强度显示出变弱的趋势，期间没有再出现沉降—沉积再加强的现象。
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