语文书 / 例句 /

Methane and propane are alkanes.是什么意思？

Methane and propane are alkanes.

甲烷和丙烷是烷烃。

相关词汇
methane and propane are alkanes

methane

n. <化>甲烷，沼气；

and

conj. 和，与，而且，于是，然后，因此；

propane

--

are

vi. （用于第二人称单复数现在时，第一、三人称复数现在时）是；n. 公亩（等于100平方米）；

alkanes

烷类；
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
The main causes of algor covered surgery, analgesia, blood loss and environmental factors.
发生主要原因为手术 、 麻醉 、 失血和环境因素等.
Methane and propane are alkanes.
甲烷和丙烷是烷烃。
Have allergy history cannot vaccinal, allergy history includes medicaments and alimental allergy.
5.有过敏史的不能接种, 过敏史包括药物和食物的过敏.
An arithmetic or an algebraic identity is an equation.
算数或代数恒等式是方程.
ConclusionBlend microspheres with good performance were prepared with alginate and starch.
结论以海藻酸钠和淀粉为原料制备了性能良好的复合微球.
Algerian plant formerly burned to obtain calcium carbonate.
阿尔及利亚的一种植物,原来用于燃烧掉来获取碳酸钙.
Telenor says it believes the Farimex case is connected to its dispute with Alfa Group.
Telenor表示,它相信Farimex案件与它和Alfa集团的争端有关.
In algebra, the sign X usually denotes an unknown quantity.
在代数里, 符号X常用来表示未知数.
This acute sense of alienation finds most vivid expression in London's semi - autobiographical novel MARTIN EDEN.
这种尖锐的异化,在伦敦带有一定自传性质的小说《马丁-伊登》中得到了十分生动的反映.
He was sorry for the soldier who lay dying in Algiers.
他为那位奄奄一息地倒在阿尔及尔的士兵而难过.
Such detergents do not yellow the wool as alkali tends to do.
这种洗涤剂不会象碱那样使羊毛发黄.
Algae grow and spread quickly in the lake.
湖中水藻滋蔓.
She wondered if she ought to take some coffee out to Alfred.
她不知道自己是否应该给艾尔弗雷德端去咖啡。
As we shall not deal with algorithmic problems, we leave the term " efficient " undefined.
因为不讨论算法问题, 我们对 “ 有效 ” 这一术语不作具体解释.