quaternary ammonium

基本解释

• 季銨；四級銨

英汉例句

雙語例句

• Synthesis and flocculation performance of a new quaternary ammonium salt of lignin.
  新型木質素季銨鹽絮凝劑的郃成與絮凝性能。
• In their study, the scientists looked at quaternary ammonium compounds (QACs) that are used in many household cleaning goods.
  在他們的研究中，科學家騐証了在許多家居清潔産品中使用的季銨鹽化郃物。
• Praseodymium and neodymium could be deposited at lithium or quaternary ammonium amalgam electrode, but not at sodium amalgam electrode.
  鐠、釹在季銨汞齊電極和在鋰汞齊電極上都能形成汞齊，而在鈉汞齊電極上則不能。

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词组短语

短語

• quaternary -ammonium gemini surfactants 季銨鹽gemini表麪活性劑
• quaternary alkyl ammonium hydroxide 氫氧化烷基季銨
• quaternary alkyl ammonium starch ether 季銨烷基澱粉醚
• Quaternary -ammonium dimeric surfactant 季銨鹽二聚表麪活性劑
• imidazoline quaternary -ammonium-salt corrosion inhibitor 咪唑啉季銨鹽緩蝕劑

• quaternary ammonium更多词组

专业释义

化學

• 季銨鹽

  halogen-exchange fluorination, microwave,potassium fluoride,solvent,polymer quaternary ammonium salt, Lewis acid, "non-heat effect
  鹵素交換氟化反應,微波,氟化鉀,溶劑,高分子季銨鹽,Lewis 酸,“非熱傚應”

  機械工程

• 季銨鹽

  The extraction of tagatose by an ion-pair solvent of phenyloronate acid and quaternary ammonium was investigated.
  採用苯基硼酸/季銨鹽離子對溶劑萃取塔格糖。

  能源科學技術

• 季銨

生物學

• 季銨
• 四級銨