求翻译：传统方法对土壤水分蒸发和盐渍化过程的研究多为大尺度、长时间在开放体系内进行，且前人研究过程只考虑单个因素，缺乏系统性。是什么意思？

Traditional methods of soil moisture evaporation and salinization process for the large-scale, long open system, and the process of the previous studies consider only a single factor, the lack of systemic

Traditional methods of soil moisture and salinity evaporation process for more than the large-scale study, long time in an open system, and the course of the study were only considered a single factor, the lack of system.

The traditional method to the soil moisture evaporation and the salinified process research many for the great criterion, the long time carries on in the opening system, also the predecessor studies the process only to consider the single factor, lacks the systematic characteristic.

Traditional methods for soil moisture evaporation and study on salinization processes in open systems for large-scale, long time, and the predecessors to process only a single factor, lack of systemic lupus.

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