poor clay 中文意思是什麼

poor clay 解釋
貧粘土
  • poor : adj 1 窮，貧窮的 （opp rich wealthy）。2 （收獲）少，差，不夠。3 （衣裳）破舊的，不體面的；卑劣的...
  • clay : n 克萊〈男子名，Clayton 的昵稱〉。n 1 黏土；泥土。2 （相對于靈魂而言的）人體，肉體；資質，天性。3...
  1. The black earth is a kind of alfisol, with a thick layer of humus, loose texture, high fertility, high porosity ratio, poor permeability and a high content of clay, which is suitable for cultivation

    摘要黑土是一種腐殖質層厚，質地鬆散，肥力很高，孔隙比較大而透水性差，粘粒含量高，適于耕作的淋溶土。
  2. 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。
  3. More than the poor clay world they need fresh supplies.

    他們比可憐的蕓蕓眾生更需要新鮮補給品。
  4. The comparison for the measurement of bsi demonstrated that the non - biogenic silica extracted from clay minerals had obvious effects on determinations of bsi - poor samples. no significant difference in bsi extracted has been found for solid - solution ration between 1. 25 and 5g / l

    生物硅測定方法條件對比實驗結果表明，不同的固液比對提取結果影響很大，為使結果穩定和具有較好的可比性，實驗中樣品的稱量量要求固液比選擇在1 . 25 - 5g / l范圍。
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