nitrogen

US [ˈnaɪtrədʒən]
UK [ˈnaɪtrədʒ(ə)n]
  • n.氮；氮气
  • Web液氮；含氮；氮含量

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Web Definition

Nitrogen
n.
1.
氮；氮气a chemical element. Nitrogen is a gas that is found in large quantities in the earth's atmosphere.

Sample Sentence

Definition:
AllAll,氮氮,氮气氮气,液氮液氮,含氮含氮,氮含量氮含量
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
1.
In areas of poor soils, within two years of cultivation, synthetic nitrogen and mineral fertilizers have to be applied heavily.
在土壤养分贫乏的地区，经过两年内的种植后就必须很大量应用合成氮肥与矿物肥料。
zài tǔ rǎng yǎng fèn pín fá de dì qū , jīng guò liǎng nián nèi de zhòng zhí hòu jiù bì xū hěn dà liàng yìng yòng hé chéng dàn féi yǔ kuàng wù féi liào 。
blog.sina.com.cn
2.
The stem cells had been removed when the embryo was a few days old and were stored in tanks of liquid nitrogen.
在受精卵只有几天大的时候，他们提出去这些干细胞，并将其储存在液氮容积中。
zài shòu jīng luǎn zhǐ yǒu jǐ tiān dà de shí hou , tā men tí chū qù zhè xiē gàn xì bāo , bìng jiāng qí chǔ cún zài yè dàn róng jī zhōng 。
article.yeeyan.org
3.
When the liquid nitrogen is gone, grind everything up to a fine powder.
在液氮挥发前要把样品捣碎成细小的粉末状。
zài yè dàn huī fā qián yào bǎ yàng pǐn dǎo suì chéng xì xiǎo de fěn mò zhuàng 。
www.helixnet.cn
4.
If this did not occur there would be none of the heavier elements. No carbon, no nitrogen, no life.
如果这个不发生，就没有任何的更重的元素。没有碳，没有氮，没有生命。
rú guǒ zhè ge bù fā shēng , jiù méi yǒu rèn hé de gèng zhòng de yuán sù 。 méi yǒu tàn , méi yǒu dàn , méi yǒu shēng mìng 。
www.douban.com
5.
Melamine has no nutritional value but is high in nitrogen, making products with it appear higher in protein.
三聚氰胺没有营养价值，却富含能提高产品蛋白质含量的氮元素。
sān jù qíng àn méi yǒu yíng yǎng jià zhí , què fù hán néng tí gāo chǎn pǐn dàn bái zhì hán liàng de dàn yuán sù 。
e.3edu.net
6.
Insufficient amounts of nitrogen gas, they say, will limit plant growth regardless of how much extra carbon dioxide is available.
他们说，不论有多少额外的二氧化碳可供植物吸收，氮气的不足将限制植物生长。
tā men shuō , bú lùn yǒu duō shao é wài de èr yǎng huà tàn kě gōng zhí wù xī shōu , dàn qì de bù zú jiāng xiàn zhì zhí wù shēng zhǎng 。
www.scidev.net
7.
And I'm going to ask, after I reach equilibrium, what is the partial pressure of nitrogen hydrogen and ammonia?
我想问，当达到平衡后，氮气，氢气和氨气的分压，分别是多少？
wǒ xiǎng wèn , dāng dá dào píng héng hòu , dàn qì , qīng qì hé ān qì de fēn yā , fēn bié shì duō shao ?
open.163.com
8.
Since the 1960s the amount of fertiliser used by farmers has increased sixfold, and not all of that extra nitrogen ends up in their crops.
自从1960年代，农夫使用的肥料增加了六倍，而且并不是所有氮肥都被农作物吸收；
zì cóng yī jiǔ liù líng nián dài , nóng fū shǐ yòng de féi liào zēng jiā le liù bèi , ér qiě bìng bú shì suǒ yǒu dàn féi dōu bèi nóng zuò wù xī shōu ;
article.yeeyan.org
9.
It turns out that - if I've got molecular vibrations you know, there's nitrogen and oxygen in the air.
它最终被证明是，如果我有分子振动，你们知道，空气中有氮和氧。
tā zuì zhōng bèi zhèng míng shì , rú guǒ wǒ yǒu fēn zǐ zhèn dòng , nǐ men zhī dào , kōng qì zhōng yǒu dàn hé yǎng 。
open.163.com
10.
The best form of usable nitrogen seems to be a combination of di-ammonium phosphate (DAP) and yeast extract.
最好的方式，似乎是一种可用氮结合荻磷铵（磷酸二铵）、酵母粉。
zuì hǎo de fāng shì , sì hū shì yī zhǒng kě yòng dàn jié hé dí lín ǎn ( lín suān èr ǎn ) 、 jiào mǔ fěn 。
www.wines-info.com