環烷基石油 的英文怎麼說
中文拼音 [huánwánjīdànyóu]
環烷基石油
英文
naphthene base oil- 環 : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
- 烷 : 名詞[化學] (有機化合物的一類) alkane
- 石 : 石量詞(容量單位, 十斗為一石) dan, a unit of dry measure for grain (= l00 sheng)
- 油 : Ⅰ名詞1 (脂肪; 油脂) oil; fat; grease 2 (姓氏) a surname Ⅱ動詞1 (用桐油、油漆等塗抹) apply t...
- 石油 : [地質學] petroleum; fossil oil; oil; 瀝青基石油 asphalt-base petroleum
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Naphthene base oil
環烷基石油The results also show liaohe oil aloes turn heavier fr om low sulphur middle - paraphin base to low sulphur naphthene middle base
分析結果同時也證明,遼河原油確實在變重,由低硫中間-石蠟基向低硫環烷-中間基方向發展。Abstract : a series of techniques producing lube base oil developed by ripp, including the technique for production of naphthenic lube oil, high viscosity base oil from sour crude and the api group base oil with viscosity index more than 120 from hydrocracking tail oil, were introduced
文摘:介紹了石油化工科學研究院開發的一系列潤滑油基礎油生產技術,主要有環烷基潤滑油生產的工藝技術,含硫原油生產高粘度指數基礎油的技術以及加氫裂化尾油制取粘度指數大於120的類基礎油技術。P / a, fl / py ratios and ring numbers of pahs were used to assess the origins of the pollutants, suggesting possible sources such as combustion of coal, wood and petroleum pyrolysis
P / a 、 fl / py比值、 pahs環數以及烷基化pahs表明膠州灣表層沉積物中pahs幾乎全部由人類活動產生,來源為煤炭燃燒、木材燃燒、石油類高溫裂解及油類污染。The modification of ( alkyl ) phenolic resins via epoxidation or with rosin, petroleum resins, and other organic compounds or polymers containing unsaturated double bond were discussed respectively, mainly dealing with modification mechanism, modification methods and their applications
分別討論了(烷基)酚醛樹脂的環氧化改性、松香改性、石油樹脂改性及其他含不飽和鍵的化合物或聚合物改性,主要包括改性原理、改性方法及其應用情況。分享友人