claypan是什么意思,claypan怎么读,
英式发音:[ˈkleɪˌpæn] 美式发音:[ˈkleɪˌpæn]
1.Through the complete analyzing of representative pedons, there are 5 diagnostic horizons, such as Ochric epipedons, Argic horizon, Claypan, Hydragric epipedon, Hydragric horizon;
通过对各土系的典型单个土体的全面的理化分析,确定样区土壤发育有淡薄表层、黏化层、黏磐层、水耕表层和水耕氧化还原层5个诊断层;
2.Through the complete analyzing of representative pedons, there are 5 diagnostic horizons, such as Ochric epipedons, Argic horizon, Claypan, Hydragric epipedon, Hydragric horizon;
通过对各土系的典型单个土体的全面的理化分析,确定样区土壤发育有淡薄表层、黏化层、黏磐层、水耕表层和水耕氧化还原层5个诊断层;
3.The original emphasizesd on construction in mine shaft deep thick swelling claypan in Tang-kou, the damage of outward layer a well of wall and some efficient measures.
介绍了唐口副井井筒冻结段深厚膨胀黏土层施工、外层井壁变形破坏情况及采取的有效措施,取得了一些有用的经验。为类似地层施工提供借鉴。