Sport is a competitive mechanism running on the rational track.
⊙、体育是在理性轨道上运行的竞争机制。
Petroleum enterprises establish a fair competition mechanism, a mechanism to create a competitive environment posts.
建立石油企业内部公平竞争机制，创造竞争上岗的机制环境。
Petroleum enterprises establish a fair competition mechanism, a mechanism to create a competitive environment posts.
建立石油企业内部公平竞争机制，创造竞争上岗的机制环境。
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