As the national strategic industry, the petroleum and petrochemical industry is closely connected with the economic lifeline of a country and is protected by the country's policy.
石油石化行业作为国家的战略产业，关系着国家的经济命脉，长期以来受到国家政策的保护。
As the national strategic industry, the petroleum and petrochemical industry is closely connected with the economic lifeline of a country and is protected by the country's policy.
石油石化行业作为国家的战略产业，关系着国家的经济命脉，长期以来受到国家政策的保护。
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