soil-conserving crop 中文意思是什麼
soil-conserving crop
解釋
保土作物-
The system is able to efficiently increase temperature and meet crop requirement of temperature for yield. in researching and designing solar energy conserving system in soil for active greenhouse, it adopts instrument of rhlog, tests temperature of six layers to soil temperature, and draws various curve of temperature. it shows the system can efficiency increase soil temperature and reduces change range of temperature in greenhouse in wintertime
在研究和設計主動式溫室太陽能地下蓄熱系統中，採用溫度自記儀器，測試了室溫及土壤中六個不同深度的溫度數據，繪制了相關溫度變化曲線，該曲線表明了主動式溫室太陽能地下蓄熱系統能有效提高冬季溫室土壤的溫度，並且減小了日溫變化幅度。
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