中文翻译与英英解释
例句与用法 | 1. | During the upper paleozoic in huabei there were 3 main times of sea level eustacy which caused different deposits in research area
华北晚古生代经历了3次大的海平面升降旋回，不同海侵事件在研究区内留下了不同的沉积纪录。
| | 2. | The depositional environment of the upper paleozoic in the ordos evoluted from the epicontinental sea to the fluvial - delta . the change of the depositional environment and eustacy controlled the main depositional systems in the research area
上古生界沉积环境演化过程总的是由陆表浅海逐渐变为陆相的河流?三角洲，海平面升降和海水进退控制了区内主要的沉积体系和沉积相类型。
| | 3. | The yanchang formation of upper triassic in north shaanxi is major terrigenous clastic system deposited in fluvial - latchstring environment , under the influence of the llocyclicity factor which include indosinian tectonic , eustacy , sedimentary supplies and the autocyclicity factor . in late triassic , north shaanxi was divided into two parts bounded by zhidan - ganquan - yichuan demarcation line
陕北地区上三叠统延长组是以河流一湖泊相为特征的陆源碎屑岩系，当时的陕北地区，以志丹?甘泉?宜川沿线为界，南侧以明显的斜坡向深湖盆地过渡，北部则为一地形平缓的浅水台地。
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