溶劑分餾 的英文怎麼說
中文拼音 [róngjìfēnliù]
溶劑分餾
英文
solvent fractionation-
According to the frequently used methods of extraction and isolation of natural products from organic body, the freeze - dried ascidian tunica was exhaustively extracted with 100 % chloroform then the combined extracts were filtered and the solvent was separately concentrated under vacuum to yield a dark - brown gum
按照目前比較常用的天然產物的提取分離辦法,將樣品冷凍乾燥后,用100氯仿浸泡,收集氯仿濾液,減壓蒸餾濃縮去除浸提溶劑,得到黑褐色的浸膏狀物質。Ball mill, classifier, gravity separator, hammer mill, heavy metal recovery equipment, magnetic separator, solvent distiller
球磨機、分類機、沉澱分離機、錘磨機、重金屬回收設備、磁性分離機、溶劑蒸餾機Vacuum distillation of solvents from solvent - reducible paints for analysis
從溶劑稀釋塗料中真空蒸餾出分析用溶劑的方法Composites of ep coating ultramicro iron were prepared using atpu & span60 as surface agent in dmf solvent by decomposing carbonyl iron and then vacuum distillation after adding epoxy resin ( e - 44 )
用atpu span60作表面活性劑,在dmf溶劑中,熱分解五羰基鐵后,加入環氧樹脂( e - 44 )減壓蒸餾,制備了ep包裹超微鐵復合粒子。On the basis of above theoretical derivation and analysis on experimental results, by correlating solvent ( water ) transfer with solute ( salt ) transfer on hot side and correlating mass transfer with heat transfer during vmd and introducing a contribution coefficient which can reflect the characteristics of mass transfer through membrane, a new model of mixed flow is presented
在上述理論推導及實驗分析的基礎上,本文將熱側溶劑傳輸與溶質傳輸、膜蒸餾過程熱量傳輸與質量傳輸相關聯,並引入一個能夠反映膜內質量傳輸特徵的「貢獻系數」 ,將努森流模型與粘性流模型結合起來,從而提出了新的混合流模型。A volatile, flammable fraction of petroleum, obtained by distillation and used as a solvent
石油類是石油當中易揮發,易點燃的成分。通過蒸餾獲得,用作溶劑In addition, the extractive distillation process with mixed solvents have a better performance and a wider use compared with that with single solvent in the same condition, and it can not only overcome conflict of single solvent ' s selectivity and solubility, but also not increase the complexity of original technology
另外,混合溶劑萃取精餾過程與簡單溶劑萃取精餾過程相比,克服了簡單萃取劑自身選擇性與溶解性之間的矛盾,提升了萃取精餾工藝的分離效果及使用范圍,並且沒有增加原有工藝過程的復雜性。Testing of used oils ; determination of the percentage of water, solvents and the distillation residue in used oil ; distillation method
廢油的檢驗.測定水分的百分率.用過油中的溶劑和蒸餾分享友人