大家都搜:
汽油;石油精
1、petroleum───n.石油
2、petroleum coke───石油焦(炭)
3、petroleum engineering───石油钻采工程
4、petroleum engineer───石油工程师
5、whiting petroleum───白色石油
6、petroleum industry───[油气]石油工业
7、petroleum resources───石油资源
8、spirit───vt.鼓励;鼓舞;诱拐;n.精神;心灵;情绪;志气;烈酒
9、petroleum ether───[油气]石油醚;石油精
1、Objective: To investigate the chemical constituents of petroleum spirit part of Herba Lophatheri.───目的:研究淡竹叶醇提物石油醚部位的化学成分。
2、Carries on before the pretreatment , the key must let the washings absorption clean petroleum spirit .───进行预处理前,关键要让洗涤物吸收干净的石油溶剂。
3、Petroleum, liquefaction spirit, 50 years are after, all will use up, if, can.───石油,液化气,50年之后,全部就要用完了,如果。
4、Widely used for the petroleum, medicine, spirit, and drink industry. It's the ideal equipment for the high quality water.───设备广泛用于石油工业、制药工业、制酒业、饮料业等,是制取优质水之理想设备。
5、abstract: Objective: To investigate the chemical constituents of petroleum spirit part of Mosla chinensis 'Jiangxiangru'.───目的:研究江香薷醇提物石油醚部位的化学成分。