heterocyclic ring

基本解釋

• 雜環(huán)

同根派生

• heterocyclic ring相關(guān)詞

英漢例句

雙語例句

• The attachment of a group to a central metallic agent such as iron with two valences to form a heterocyclic ring.
  一種基與中心金屬離子（如二價鐵離子）結(jié)合，形成雜環(huán)。
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• An organic coordination (complexing ) compound in which the metal ion is bound to atoms of nonmetals, e. g. nitrogen, carbon, or oxygen, to form a heterocyclic ring having coordinate covalent bonds.
  一種配位（絡(luò)合）化合物，其中的金屬離子與氮、碳或氧等非金屬原子結(jié)合生成有配位共價鍵的雜環(huán)。
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• The results show that the pyridine heterocyclic ring comes into splitting decomposition at 770 ℃;
  結(jié)果表明：吡啶雜環(huán)在770℃時開始裂解；

• heterocyclic ring更多例句

詞組短語

短語

• heterocyclic -ring base 雜環(huán)堿
• heterocyclic nitrogen ring 氮雜環(huán)
• heterocyclic fused ring 稠雜環(huán)
• oxygen heterocyclic ring 含氧雜環(huán);翻譯
• nitrogen heterocyclic ring compound 含氮雜環(huán)化合物

• heterocyclic ring更多詞組

專業(yè)釋義

化學(xué)

• 雜環(huán)

  Hydantoin is one of five-membered heterocyclic ring compounds and its derivatives are used widely in the fields of medicine, pesticide, printing, resin and organic synthesis . The synthesis and application of some of hydantoin derivatives were studied in this paper.
  乙內(nèi)酰脲屬于一種五元雜環(huán)化合物。

  農(nóng)業(yè)科學(xué)

• 雜環(huán)

  The C4 contained heterocyclic ring of podophyllotoxin derivatives can get higher antifeedant activity than podophyllotoxin .
  2.鬼臼毒素4位引入雜環(huán)可以得到比母體化合物活性更高的化合物。

  能源科學(xué)技術(shù)

• 雜環(huán)環(huán)