tidal line中文什么意思

例句与用法

1. Based on 2m contour of surveyed bathymetry from 1976 to 1999 and mean - high - tidal line distracted from remote sensing images acquired by landsat - 5 tm from 1976 to 2000 respectively , quantitative analysis about alluvion and erosion as well as the relationship between accretion of modern yellow river delta and the water and sediment discharge of yellow river is made , and the results indicate the mean - high - tidal level is more effective than 2m contour of the bathymetry . it is found that the accretion of modem yellow river delta is becoming less and less , what ' s more , erosion is even more than alluvion in some recent years . diaokou promontory has been eroded seriously since yellow river changed its course in1976
   以一般高潮线反映现代黄河三角洲冲淤演变时，从1976年黄河改道清水沟流路入海到2000年，整个黄洞三角洲净造陆201 . 5km ~ 2 ，淤积有逐渐变慢的趋势，甚至出现净蚀退的年份；刁口河嘴大量蚀退，蚀退速率开始快速，后来逐渐变慢；清水沟河嘴大量淤积，淤积速率开始迅速，后来逐渐变慢，甚至出现净蚀退；清水沟河嘴南侧到支脉沟一段岸线与刁口河嘴以西到湾湾沟一段岸线基本稳定。