The results shown that after cucumber harvest, there was significant difference in different cropping model on soil bio-characteristics and system productivity.
结果表明，冬春茬黄瓜收获后采用不同的种植模式，其系统生产力与土壤生物特性发生明显变化。
2
The theoretical model can be applied to the design and analysis of soil source heat pump system.
该理论模型可应用于土壤源热泵系统的分析和设计中。
3
Application of soilmodel storehouse and attribute prediction system.