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quaternary cationics造句

"quaternary cationics"是什么意思  
造句与例句手机版
  • Study on oil displacement mechanisms of quaternary cationics
    季铵盐型表面活性剂的驱油机理研究
  • It's difficult to see quaternary cationics in a sentence. 用quaternary cationics造句挺难的
如何用quaternary cationics造句,用quaternary cationics造句quaternary cationics in a sentence, 用quaternary cationics造句和quaternary cationics的例句由查查汉语词典提供,版权所有违者必究。