... 等高线contour line 高差difference in elevation 土方工程量volume of earthwork ...
基于18个网页-相关网页
高程差 altitude difference; depth displacement; difference in elevation; difference o ..
基于1个网页-相关网页
base of difference in elevation 高差基数
Determination for difference in elevation 测定两点间高差
measurement of difference in elevation 高差测量
discrepancy in elevation , altitude difference
There is a big difference in elevation within the site, and its neighboring land is also diverse.
本区域内的地势存在很大差异，其相邻地区的地势也颇不平坦。
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