This paper introduces the transformation situation of cooling tower fan drive equipment in No. 1 Natural Gas Purification Plant of Changqing Oilfield.

文章介绍长庆油田第一天然气净化厂冷却塔风机驱动设备的改造情况。

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The trend of globe energy transformation is briefly analyzed, and it is indicated that main energy used by mankind during 21st century are two kinds: nuclear fusion energy and natural gas hydrate.

简要分析了全球能源变换的趋势，指出21世纪人类所用的能源主要有核聚变能源和天然气水合物两大类。

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Anderson had already put Panenergy through that transformation by acquiring Associated Natural Gas, a trading company, two years before.

FORBES: Trading places

Anderson had already put Panenergy through that transformation by acquiring Associated Natural Gas, a Denver trading company, two years before.

FORBES: Trading Places

Many believe the natural gas bonanza may be a transition fuel for the larger clean energy transformation.

FORBES: Biogas and the Shale Gas Bonanza