原焦油
crude tar 原焦油 A crude or makeshift dwelling or shelter; a shack. 简陋小屋,茅屋粗糙的临时住房或隐蔽处; 棚屋 .
粗塔油
... Tar sands 焦油砂 ; 含油砂 ; 沥青砂 ; 焦油沙 crude tar 原焦油 ; 粗塔油 oil tar 焦油 ; 石油沥青 ...
本项目是以烟煤在连续炭化炉中热解的干馏煤气作为城市燃气,同时付产铁合金焦和粗焦油。
Transforming tar sands into crude is costly as well as dirty: the process only becomes profitable with oil prices in the $60-85 range or higher.把焦油沙转换成原油不仅费用昂贵而且对环境造成污染。 当油价在60-85美元范围波动或允许再高一点,这种提炼过程才有利可图。
The proposed Keystone XL pipeline would carry heavier crude oil produced from tar sands in Canada.计划中的大号拱心石石油管道将用于运输产自加拿大油沙的重原油。