frigon

常见例句

• It is found that frigon related effluent in filatures shows extremely high concentration, though small discharge amount.
  缫丝厂滞头废水排放量虽少,但浓度极高。
• Keywords spun silk;frigon;oil-removing;mixture;surfactant;
  绢纺;滞头;除油;复配;表面活性剂;
• tussah frigon
  挽手
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