现在日益可以看出市场上显著的地域价格差将不复存在。 并且，天然气可以像石油一样可替代并用来广泛交易。
Increasingly, it looks as if today’s significant regional price differences will be arbitraged away, and that gas could become as fungible and as widely traded as oil.
我国地域辽阔，自然条件千差万别，形成了风格多样的地域文化，这为乡土视听艺术的创作提供了肥沃土壤；
Our country is vast in territory, the natural conditions are various, and the region culture is with various style, These offer fertile soil for creation of native audio-visual art.
目的探讨趋势面分析法和残差分析法在研究死亡水平地域性分布特点中的应用。
Objective This paper explores an application of trend surface analysis and residual analysis in geographical distribution of the mortality rate.
应用推荐