loose crumb 中文意思是什麼
loose crumb
解釋
大氣孔的麵包瓤-
Some soils, such as sandy soils, have a loose crumb structure with good drainage, whereas in clay soils the particles are small and stick together to give a dense crumb structure and poor drainage
一些土壤例如砂土具有鬆散的結構,因而有良好的排水性,而在粘土中,由於土壤顆粒小而互相粘合導致粘土結構緊密排水性較差。
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