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主要成份是丙烷 、 丁烷、丁烯等.用英语怎么说？

主要成份是丙烷 、 丁烷、丁烯等.

Its main components include propane, butane and butylene.

相关词汇
its main components include propane butane and butylene

its

pron. (it的所有格形式)它的，厥；
例句
The government is to accelerate its privatisation programme.
政府将加快其私有化计划的进程。

main

adj. 主要的，最重要的，全力的；n. 最主要的部分，重点，主要管道，体力，[航海]公海；
例句
The school occupies split-site accommodation on the main campus...
该学院分散在主校区不同地点。

components

n. （机器、设备等的）构成要素，零件，成分，成分( component的名词复数 )，[物理化学]组分，[数学]分量，（混合物的）组成部分；adj. 组成的，构成的；
例句
Bolt the components together...
把元器件组装在一起。

include

vt. 包括，包含，计入，包住；
例句
The tour will include games against the Australian Barbarians...
这次巡回赛将包括和澳大利亚野人队的比赛。

propane

--
例句
Methane and propane are alkanes.
甲烷和丙烷是烷烃。

butane

n. 丁烷；
例句
...replaceable butane gas cartridges.
可替换丁烷气贮气瓶

and

conj. 和，与，而且，于是，然后，因此；
例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

butylene

n. 丁烯；
例句
Catalytic oligomerization of remain butylene is a way for enterprises to rebottle andpotentialities for more benefits.
剩余丁烯催化齐聚是企业消除瓶颈、挖潜增效的途径.
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
相关例句
Parcels arrived by the dozen from America...
包裹成打地从美国运来。
Over the past few years, some of the positions Mr. Meredith has adopted have made him the subject of criticism...
在过去的几年里，梅雷迪思先生所采取的某些立场使他成为了批评的对象。
He drew back the tent flap and strode out into the blizzard.
他拉开帐篷的门帘，大步走进暴风雪中。
This helps to ripen new growth and makes it flower profusely...
这有助于新生发植株的成熟，令其开出繁茂的花朵。
The argument does not hold water.
这个论点不能成立.
The sale of hand - held electronic calculators has increased at a significant rate.
袖珍电子计算器的销售量增加很快.
Her bedroom curtains were drawn.
她卧室的窗帘拉上了。
An area disunity, is an orotund tone color that points three voice Districts different from volume.
所谓声区不统一, 就是指三个声区的声音音色和音量不一样.
...countries which practise multi-party politics...
实行多党政体的国家
A walker fell 80ft from a rocky pinnacle.
一位徒步者从一块80英尺高的尖锥形岩石上摔了下来。