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本文在阐述 SPAC 系统内涵的基础上,详细叙述了国内外关于 SPAC 系统理论研究的内容及其进展,并指出 SPAC 水分传输问题的研究是节水灌溉、盐碱地治理的重要理论基础。
On the basis of expounding the connotation of SPAC system, the content and progress of research on SPAC system theory at home and abroad are described in detail. It is pointed out that the research on SPAC water transfer is an important theoretical basis of water-saving irrigation and saline-alkali land management.