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.

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低温冷害是农业生产中一种重要的自然灾害，严重影响作物产量和地域性分布。

Chilling injury is an important natural disaster in agricultural production, seriously affected crop production and geographical distribution.

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但他承认地区性的整容趋势确实看起来是存在的。(asps同样保持着对整形地域性分布的跟踪。)

But he admits regional cosmetic trends do seem to exist (the ASPS keeps track of procedures by region, as well).

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