In the recent years, the import volume of crude oil of our country has increased rapidly, and the problem of petroleum security has attracted extensive attention.
近年来我国原油进口数量急剧增加，石油安全问题引起广泛关注，而我国煤炭与天然气资源相对比较丰富。
The security of oil is a common problem confronted by northeast Asian countries.
石油安全是东北亚各国面临的共同问题。
Generally, oil security is involved in supply and demand, when the supply can't meet the demand in a reasonable and effective way, oil security will become a problem.
简单来说，石油安全无非涉及供给和需求两个方面，当供给无法以合理有效的方式满足需求时，石油安全就会出现问题。
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