方法以绰墩遗址埋藏的古稻田土壤为研究对象,根据14C和考古学方法确定了土壤成土年龄和分布;
Soil age and the distribution of buried ancient paddy at Chuodun site in Yangtze River Delta were determined using 14C dating and other archeological methods.
分析了朱家墩泰州组天然气的成藏条件和成藏特征、成藏类型和成藏模式。
The article systematacially analyzes the conditions and characteristics of Taizhou formation's gas reservoir, discusses its type and model.
以广州东沙大桥独塔边跨带辅助墩的混合梁双索面斜拉桥为例,采用对比分析的方法,定量分析结构自重、临时荷载、结构刚度、混凝土收缩徐变这些因素对混合梁斜拉桥成桥状态的影响。
The influences of dead weight of structure, temporary load, structural stiffness, creep and shrinkage in concrete effect on finished dead state of hybrid girder cable-stayed bridge were analysed.
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