1) vacuum-reduced asphalt
真空精制地沥青
2) refined pitch
精制沥青
1.
In a divided electrolysis cell,with spongy Pb as cathode,Pt as anode,saturate calomel elecrrode as reference electrode,electrochemical hydrogenation of a refined pitch was studied.
在隔离式电解槽中，用泡沫铅作阴极，铂作阳极，饱和甘汞电极做参考电极，对太原钢铁公司焦化厂煤沥青经溶剂萃取后所得的精制沥青进行了电化学加氢的研究，考察了电解体系和工艺条件对加氢效果的影响。
3) refined asphaltic bitumen
精制的沥青
4) refined soft pitch
精制软沥青
1.
Coal tar refined soft pitch was prepared from high temperature coal tar by distillation,solvent extraction,settlement and soxhlet extraction.
以高温煤焦油为原料,经蒸馏、溶剂萃取沉降制得煤精制软沥青,再经溶剂索氏法提取制备族组成;通过元素分析来分析杂原子硫的分布和热稳定性,采用IR和点位滴定法鉴别不稳定性硫基团的结构。
5) vacuum tar
真空焦油(沥青)
6) coal tar refined soft pitch
煤精制软沥青
1.
Analysis of thermal stability and distribution of nitrogen and sulfur in coal tar refined soft pitch
煤精制软沥青中氮硫的分布和热稳定性的分析
补充资料：沥青碳纤维增强体(见沥青碳纤维)
沥青碳纤维增强体(见沥青碳纤维)
earbon fibre reinforeementsmade of piteh
沥青碳纤维增强体Carbon fibre reinforeement。made of Pitch以沥青为原料制成、用于复合材料中起承载增强作用和改善性能的碳纤维〔见沥青碳纤维)。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条