They refined crude oil into various petroleum products.他们将原油提炼成各种石油产品.ABout 90 % of the waxes in commerce are recovered by dewaxing petroleum.工业用蜡中约有90%是由石油中回收的.The petroleum exploration geologist working with subsurface...
Petroleum engineers plan and manage the extraction of oil.石油工程师规划并管理石油的提炼。The purpose of oil refinery is to refine crude petroleum.炼油厂的主要工作是提炼原油.They refined crude oil into various petroleum products.他们将原油提炼成各种石油产品....
这可以称得上是今秋令人赏心悦目的影片了。This could be the feel-good movie of the autumn.如果你是比利·克里斯托的影迷，你会喜爱这部影片。If you're a Billy Crystal fan, you'lllove this movie.制片人决定结束她在影片中与皮尔斯·劳顿的恋情。Producers decided to end her on-screen rom...
I was treated with decorum and respect throughout the investigation.整个调查过程中他们都有礼有节，对我很尊重。On the tops of very high mountains snow persists throughout the year.高山顶上, 积雪终年不化。Thinking detained throughout the night, you Prote...
Could you please help us to photocopy our team's rooming list?能帮我们复印几份我们队的住房号一览表 吗 ?Whom do you think I am rooming with?你知道我和谁正同住一套房间 吗 ?Assists Guest Relations in greeting , rooming, and sending off VIP guests.协助客户...
其金属取代物能和环戊酮顺利地反应得到40.Its metallation and addition to cyclopentanone proceeded well to 40.以单质碘为催化剂合成了环戊酮乙二缩酮.Cyclopentanone ethylene ketal was synthesized with I _ 2 as catalyst.比较研究了三种含苄叉环戊酮基团的新型香豆素类光敏染料.Absorption spect...
A dog wiggles his tail.狗摇尾巴.To the toad, the garden is a worm that wiggles , a bug that flies.对蟾蛤来说, 花园只是一条蠕动的软体虫, 一只飞舞的昆虫.And it wiggles and jiggles, but don't eat it.看着它摇晃舞动, 但是不能吃下去....