emulsion cutting oil英 [ɪˈmʌlʃn ˈkʌtɪŋ ɔɪl]美 [ɪˈmʌlʃn ˈkʌtɪŋ ɔɪl]网络 乳化切削油化学双语例句Development of General-Purpose Emulsion Cutting Oil一种通用乳化切削油的研制A Special Emulsion Cutting Oil特种乳化切削油的研究