√在线天堂中文最新版网,97se亚洲综合色区,国产成人av免费网址,国产成人av在线影院无毒,成人做爰100部片

×

active hydrogen造句

"active hydrogen"是什么意思   

例句與造句

  1. Most big oil companies have active hydrogen and carbon-sequestration efforts under way.
  2. In the active hydrogen maser, the cavity oscillates by itself.
  3. In addition when Y-Z is an active hydrogen compound the reaction is known as a Michael reaction.
  4. The active hydrogen component has the form
  5. Active Hydrogen atoms will remove a Chlorine atom from the polymer molecule, forming Hydrochloric acid ( HCl ).
  6. It's difficult to find active hydrogen in a sentence. 用active hydrogen造句挺難的
  7. In the 1930s active hydrogen was found to be hydrogen with hydrogen sulfide contamination, and scientists stopped believing in triatomic hydrogen.
  8. Chain scission increases with the presence of active Hydrogen molecules ( for example, in water ) as well as acids and alcohols.
  9. It began as a descriptor of materials that had a common property . . . only later was is ascribed to " has active hydrogen ".
  10. At high temperatures, halons decompose to release halogen atoms that combine readily with active hydrogen atoms, quenching flame propagation reactions even when adequate fuel, oxygen, and heat remain.
  11. Acetylation refers to the process of introducing an acetyl group ( resulting in an acetoxy group ) into a compound, namely the substitution of an acetyl group for an active hydrogen atom.
  12. After the plasma stream leaves the arc region, the ions recombine quickly, leaving the hot gas having high concentrations of chemically active hydrogen, nitrogen and oxygen atoms and compounds, which is also called remote plasma.
  13. A Knoevenagel condensation is a nucleophilic addition of an active hydrogen compound to a carbonyl group followed by a dehydration reaction in which a molecule of water is eliminated ( hence " conjugated enone ).
  14. One reason that many acids ( for some definition of " acid " that is more restrictive than the Lewis definition ) contain active hydrogen is because that essentially " is " the standard more-restrictive definition.
  15. This is done by acid catalysis ( either sulfuric acid or acidic ion exchange resins ) followed by purification of the trioxane by distillation and / or extraction to remove water and other active hydrogen containing impurities.
  16. This reaction is known as an acetylation reaction, that refers to the process of introducing an acetyl group ( resulting in an acetoxy group ) into a compound, namely the substitution of an acetyl group for an active hydrogen atom.

相鄰詞匯

  1. "active homing missile"造句
  2. "active homing radar"造句
  3. "active hostilities"造句
  4. "active hours"造句
  5. "active hub"造句
  6. "active hydrogen atom"造句
  7. "active hydrogen compound"造句
  8. "active hydrogen compounds"造句
  9. "active hydrothermal area"造句
  10. "active hyperlink"造句
桌面版繁體版English日本語

Copyright ? 2025 WordTech Co.