以二甲基亚砜为萃取溶剂,用溶剂萃取的方法提高焦化柴油的颜色安定性.Colour stability of coker gas oil has been improved by DMF extraction.以物质A为反应物,白土为脱色物质,研究用反应-吸附的方法提高焦化柴油的质量.A coking gas oil was treated by clay refining processs in laboratory.在这道门里, 焦化和...
然而,他身上老有点坏名声的影子.Yet a faint air of disreputability always clung to him.我背上了老古怪的坏名声.I get the credit for being a terrible old crank.一旦给人加个坏名声,他就永远洗刷不掉.Give a dog an ill name and hang him....
这棵树的树枝扭曲多瘤且呈红色，树叶则是深绿色。The tree has gnarled red branches and deep green leaves.多瘤而又蓄有长须的 荷马让 我感觉尤为亲切.因为他了解盲人.The gnarled , bearded features of homer are dear to me, for he , too , knew blindness.他们发现一名患者的病毒与多瘤病毒有少许类似.The...
The structure and process parameters of DSE yarns are analyzed.分析了DSE纱线的结构和加工性能.In 21 cases undergoing TMET, the coincidence of DSE with TMET was 90.48 %.作运动ECG( TMET)者21例, DSE与TMET诊断符合率9048%.Conclusion: The value of DSE...