n.氮
形容詞: nitrogenous 簡寫符號: N
/">成人英語MBA聯(lián)考單詞大全n.(名詞)【化】氮氣,氮(元素符號N)
n.(名詞)[U]〈化〉氮 a gas that is a simple substance, without color or smell, that forms most of the Earth's air
noun
1. a common nonmetallic element that is normally a colorless odorless tasteless inert diatomic gas
constitutes 78 percent of the atmosphere by volume
a constituent of all living tissues
Synonym: Natomic number 7
1. 氮;氮氣
Nitrogen is a colourless element that has no smell and is usually found as a gas. It forms about 78% of the earth's atmosphere, and is found in all living things.
1. nitrogen是什么意思
1. 氮氣:我司生產(chǎn)銷售變壓吸附(PSA)制氮機.制氮機配有空氣緩沖罐,氮氣緩沖罐.還配有兩個吸附塔,雙吸附塔并聯(lián)交替進行吸附,一塔工作一塔再生,連續(xù)產(chǎn)氮. 壓縮空氣(AIR) 氧氣(OXYGEN)放空 氮氣(NITROGEN)收集 .規(guī)格多種多樣,歡迎來電咨詢.
2. 氮元素:H-1含碳量極低,以氮元素(Nitrogen)代替大部分的碳,因此生銹的主因就是鋼鐵中的碳遇水成為氧化物. 使用氮元素同時可保有絕佳硬度與韌渡. Spyderco水中救援刀,長久以來就深受航海員、急救人員的喜愛,現(xiàn)在更加強了其防銹能力,
3. 總氮:Nitrite 亞硝酸鹽 | Nitrogen 總氮 | Oxygen 溶解氧
以上就是本站詳細整理的詞語nitrogen是什么意思的翻譯解釋,供大家參考一下。
Nitrogen-oxide emissions during the cruising portions of the flight fell by around a quarter.(飛行中巡航部分的氮氧化物的排放量下降了四分之一左右。)
Agricultural run-off and pollution from power plants are adding extra nitrogen to many bogs in North America.(農(nóng)業(yè)排水和來自發(fā)電廠的污染給北美的許多沼澤增加了額外的氮。)
Since nitrogen is four fifths of the air we breathe, they are surprisingly optimistic about raising the temperature on Mars and believe it could be done in hundred years.(由于氮占我們呼吸的空氣的五分之四,他們對提高火星的溫度持驚人的樂觀態(tài)度,相信這可以在一百年內(nèi)完成。)
A third is certain basic chemicals such as carbon, oxygen and nitrogen.(第三種是某些基本的化學物質(zhì),如碳、氧和氮。)
You said that the nitrogen cycle is also an important nutrient cycle.(你說了,氮循環(huán)也是一個重要的營養(yǎng)循環(huán)。)
A century earlier, Henry Cavendish had noted the existence of a residual gas when oxygen and nitrogen are removed from air, but its importance had not been realized.(早在一個世紀以前,亨利·卡文迪什就注意到:當氧和氮從空氣中除去時,會有殘余氣體存在;但人們還沒有認識到這些殘余氣體的重要性。)
Even nitrogen, which is a gas in its elemental state, is normally absorbed from the soil as nitrate ions.(即使是元素狀態(tài)為氣體的氮,也通常作為硝酸根離子從土壤中被吸收。)
Soils are most commonly deficient in nitrogen and phosphorus.(土壤最經(jīng)常缺乏氮和磷。)
Plankton generally thrive in areas of the ocean with sufficient concentrations of certain nitrogen compounds near the surface, where plankton live.(浮游生物通常在海洋表面附近某些含氮化合物濃度足夠高的區(qū)域大量繁殖,而海洋表面正是浮游生物生存的地方。)
The faeces contain nitrogen which fertilizes the soil.(排泄物含有肥沃土壤的氮。)