Petroleum mobilization is an important method of maintaining national energy security.
石油动员是维护国家能源安全的重要手段。
The oil security is important component of the national economy security and the energy security.
石油安全是一个国家经济安全和能源安全的重要组成部分。
What is the World's Largest National Energy Infrastructure Security Market?
什么是世界上最大的国家的能源基础设施安全市场？
What is the World's Largest National Energy Infrastructure Security Market?
什么是世界上最大的国家的能源基础设施安全市场？
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