High Voltage Overhead Transmission Lines by Voltage Level (CKm)
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资源简介：
This dataset presents the total length of high voltage overhead transmission lines in circular kilometers (CKm), categorized by voltage levels (≥ 300 kV, 220 kV, 132 kV, 66 kV, 33 kV, and 11 kV). It includes both the lines in service and those commissioned annually. These data support infrastructure planning, monitoring of grid expansion, and energy sector reporting.
创建时间：
2026-06-26
