高线 meaning in English

altitude

Submarine contours can be more complete and reliable .
这样水下等高线更完整可靠。
Contour lines recognition from scanned topographic maps
扫描地形图中等高线的识别
Upper access tunnel collapse treatment for laxiwa hydropower station
拉西瓦水电站左岸高线上坝交通洞塌方处理
Construction technology of access tunnel for laxiwa hydropower project
拉西瓦电站左岸高线交通洞粘土岩及断层施工技术
High - line transfer deck
高线传递甲板海军

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