Unverified50% confidenceFactExact time
美国能源部数据显示，美国输电线路建设的平均周期约为5-10年
1
Sources
50%
Confidence
Long-term
Relevance
7/10/2026
First Seen
Sources
Four Bottlenecks in AI Infrastructure Build-Out: Power, Supply Chains, Capital, and Regulation
hackernewshackernews7/9/2026
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