The process of paleogeographic evolution in this area is from land of pleistocene epoch to ingression of holocene epoch, then to littoral circumstances of today.
本区古地理的演变过程是:由更新世的陆地环境,经过全新世的海侵,变为现今的滨海环境。
The chloride ingression in concrete was investigated from some factors, such as exposure time, chloride binding, surrounding temperature, stress and crack condition.
Smooth skin of overall shape of evolution can be summarized by the following six epidermis movement epiboly, convexity, invagination, involution, ingression and delamination.