哈萨克斯坦能源部：俄罗斯希望将经哈萨克斯坦的石油过境运输量增加250万吨，哈萨克斯坦计划于2025年通过BTC输油管道供应约170万吨石油。

Core Insights - Kazakhstan's Energy Ministry reports that Russia aims to increase oil transit through Kazakhstan by 2.5 million tons [1] - Kazakhstan plans to supply approximately 1.7 million tons of oil via the BTC pipeline by 2025 [1] Group 1 - Russia's request for an increase in oil transit through Kazakhstan indicates a strategic move to enhance energy exports [1] - The planned supply of 1.7 million tons of oil by Kazakhstan through the BTC pipeline reflects the country's commitment to expanding its role in regional energy logistics [1]