• 1. 已发展了多成员
  ES法近年来得到很大发展，已发展了多成员(multi-membered)和一些新算子。ES法原理及步骤非常简单，...
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1. A class of organic compounds having a five-membered heterocyclic ring with two double bonds. 
   氮杂茂一种由五种杂环元素，两组粘合剂组成的有机化合物
2. Any of three isomeric compounds, C3H3N3, each having three carbon and three nitrogen atoms in a six-membered ring. 
   三嗪三种母体化合物，c3h3n3的任何一种，含有一个由三个碳原子和三个氟原子组成的环
3. Any of several compounds with composition C2H3N3, having a five-membered ring of two carbon atoms and three nitrogen atoms. 
   三唑几种成分是c2h3n3的任何一种化合物含有一个由两个碳原子和三个氟原子组成的五元环
4. A six-membered heterocyclic compound, such as pyridine, that contains one or more atoms of nitrogen with a ring structure resembling that of benzene. 
   吖?，连氮由六种元素构成的杂环化合物，如氮苯（吡啶），它由一个或更多的氮原子构成，呈环状结构，类似苯的结构
5. A five-membered heterocyclic ring compound, C4H5N, having an odor similar to chloroform. It is the parent compound of hemoglobin, chlorophyll, and many other complex, biologically active substances. 
   叽咯一种五倍杂环混合物，c4h5n，气味与三氯甲烷相似，是血红蛋白，叶绿素和其他多种复杂的生物性活跃的物质的亲体混合物

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