高甾化合物 的英文怎麼說

中文拼音 [gāozāihuà]
高甾化合物 英文
homosteroid
  • : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
  • : 名詞[化學] (有機化合物的一類) steroid
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
  1. A super acylation catalyst, 4 - dimethylamino pyridine ( dmap ), was prepared and used to synthesize cholesteryl ester compounds. four kinds of cholesteryl ester compounds such as cholesteryl p - alkoxyl benzoate, cholesteryl dicarboxylate, cholesteryl lumequeic ester and coattail - like cholesteryl ester were synthesized by acylation method and super acylation catalyst method. chemical structures and liquid crystal behaviors of the synthesized samples have been characterized by using element analysis, ftir, dsc and polarized microscopy with a hot stage

    本文成了效酰劑4 -二甲基氨基吡啶( 4 - dimethylaminopyridine , dmap ) ,採用酰氯法和效酰劑法分別成了對烷氧基苯甲酸膽醇酯、對稱脂族二羧酸膽醇酯、烯酸膽醇酯及燕尾型膽醇酯四類膽醇酯衍生,並進行了學結構和液晶性能的表徵。
  2. Steranes and terpanes in high mature - over mature oil and source rock cannot be identified well because of their quite low content

    對于成熟過成熟的原油和生油巖,由於萜類含量大低往往鑒定效果不好或根本檢測不到。
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