Sui Marine Disasters During The Preliminary Study

The period of Sui-Tang and Five Dynasty is the important distinct stage of development. This thesis is going to record and narrate disaster of space-time distributing, disaster factors, people hit by a natural calamity and the degree of natural calamity, to analyse the cause of marine disaster, and to make out some groundwork about the period of Sui-Tang and Five Dynasty.This thesis relates to the marine disaster in the period of Sui-Tang and Five Dynasty .It was divided into three chapters. Chapter one is general situation of this period, including space-time distributing, disaster factors, people hit by a natural calamity and the degree natural calamity. Chapter two is the cause of marine disaster. In the sight of natural factor, it consists of ocean climate, littoral landform, variance of the coasting, erodibility of the seawater, accumulation of the bayou mud and so on. In the sight of social factor, it consists of more and more navigation, population, and infield. Chapter three is about hazard prevention in ocean engineering, the early warning of marine disaster, the research of tide, prevention disaster at the technology shipbuilding and navigation in the period of Sui-Tang and Five Dynasty.