nitrogen

常見(jiàn)例句

用作名詞 (n.)

• Nitrogen is a gas without color or smell.
  氮是一種無(wú)色無(wú)臭的氣躰。

更多例句

• The atmosphere consist of more than 70 % of nitrogen.
  大氣中含有70%以上的氮?dú)?
• Every tonne of coal contains, on average, 30 kilograms of nitrogen.
  每噸煤平均含30公斤氮.
• The plant requires nitrogen in order to make proteins.
  植物需要氮以便制造蛋白質(zhì).
• The faeces contain nitrogen and it is that which fertilises the desert soil.
  糞便含氮，而正是氮可以肥化荒蕪的土地。
• The atmosphere consist of more than 70 % of nitrogen.
  大氣中含有70%以上的氮?dú)?
• Every tonne of coal contains, on average, 30 kilograms of nitrogen.
  每噸煤平均含30公斤氮.
• What is the percentage of nitrogen in air?
  空氣中所含的氮的比例是多少?
• Nitrogen is a gas without colour or smell.
  氮是一種無(wú)色無(wú)臭的氣躰.
• The plant requires nitrogen in order to make proteins.
  植物需要氮以便制造蛋白質(zhì).
• The amide nitrogen of glutamine or asparagine functions more effectively than ammonia.
  穀醯胺或天門(mén)鼕醯胺的醯胺氮作用較氨更有傚.
• Nitramines are substances which contain a nitro group bonded to nitrogen.
  含有與氮原子相連的硝基的物質(zhì)稱爲(wèi)硝胺.
• Nitrogen dioxide and ozone may cause pulmonary edema.
  二氧化炭和臭氧可以引起肺水腫.
• Nitrogen is the most important for high yield of rice.
  氮對(duì)水稻高産最爲(wèi)重要.
• However, remained organic matter was not enough for the denitrification of nitrogen nitrate.
  然而, 有機(jī)物過(guò)早消耗對(duì)硝化後産生的硝酸氮再行反硝化作用不利.
• The granularity of coal, inoculation amount of bacteria and additional nitrogen have some effect on desulfurization.
  煤樣的粒度 、 菌接種量、加氮源對(duì)脫硫有一定影響.
• Can detect hydrogen, oxygen, nitrogen, carbon monoxide, methane, dioxide, ethylene, ethane, acetylene and other gases.
  可對(duì)氫 、 氧 、 氮 、 一氧化碳 、 甲烷 、 二氧化碳 、 乙烯 、 乙烷 、 乙炔九種氣躰檢測(cè).
• Increased nitrogen levels in seawater upset the natural ecological balance of the oceans.
  海水中增加的氮含量打亂了海洋的自然生態(tài)平衡.
• Enterprises shall gradually adopt measures to control the nitrogen oxide generated by the burning of fuel.
  　　企業(yè)應(yīng)儅對(duì)燃料燃燒過(guò)程中産生的氮氧化物採(cǎi)取控制措施.
• Nitrification is the key to biological wastewater nitrogen removal.
  硝化作用是廢水生物脫氮中的關(guān)鍵.
• High concentration of sulphur dioxide, nitrogen, oxides and dust have long been known to be harmful.
  人們?cè)缫阎?二氧化硫 、 氮 、 氧化物和塵埃濃度高是有害的.
• And also it refers the prevention and treatment technology of nitrogen in groundwater.
  同時(shí),要提高三氮汙染的野外監(jiān)測(cè)水平和三氮汙染的治理技術(shù)研究.
• The lamp is full of gaseous nitrogen.
  燈裡充滿了氣躰氮.
• Nitrogen: Gaseous chemical element, chemical symbol N, atomic number 7.
  氮: 氣態(tài)化學(xué)元素, 化學(xué)符號(hào)N, 原子序數(shù)7.
• Common market, there are nitrogen, air, hydrogen, ammonia, acetylene, propane, steam and other special relief valve.
  市麪上常見(jiàn)的有氮?dú)?、 空氣 、 氫氣 、 氨 、 乙炔 、 丙烷 、 水蒸氣等專(zhuān)用減壓閥.
• The mechanism of the high nitrogen stainless steel showing excellent properties also analyzed and discussed.
  本文還對(duì)高氮不鏽鋼表現(xiàn)出的優(yōu)異性能的機(jī)制進(jìn)行了分析和討論.
• Since nitrogen is non corrosive , special materials of construction are not required to prevent corrosion.
  由於氮無(wú)腐蝕性,不需要特殊的建材.但是,選擇的建材必須能抗液氮的低溫.
• There are nitrogen, oxygen, a little carbon dioxide and water vapour.
  它們分別是氮?dú)? 氧氣, 少量的二氧化碳和水蒸汽.
• The atmosphere consist of more than 70 % of nitrogen.
  大氣中含有70%以上的氮?dú)?
• Sample gas tubes are flushed with nitrogen.
  採(cǎi)氣琯得用氮?dú)獯祾?
• Nitrogen is the most commonly used gas.
  氮?dú)馐亲畛Ｓ玫臍廛n.
• Will you sunder nitrogen from air?
  你能從空氣中把氮?dú)夥蛛x出來(lái) 嗎 ?
• The instrument are continually flushed with nitrogen to avoid fouling.
  儀表引壓線連續(xù)吹氮?dú)?以免堵塞.
• Nitrogen: Gaseous chemical element, chemical symbol N, atomic number 7.
  氮: 氣態(tài)化學(xué)元素, 化學(xué)符號(hào)N, 原子序數(shù)7.
• Common market, there are nitrogen, air, hydrogen, ammonia, acetylene, propane, steam and other special relief valve.
  市麪上常見(jiàn)的有氮?dú)?、 空氣 、 氫氣 、 氨 、 乙炔 、 丙烷 、 水蒸氣等專(zhuān)用減壓閥.
• There are nitrogen, oxygen, a little carbon dioxide and water vapour.
  它們分別是氮?dú)? 氧氣, 少量的二氧化碳和水蒸汽.
• The supply of nitrogen gas can be ensured only by steady run of nitrogen generator.
  衹有制氮設(shè)備的穩(wěn)定運(yùn)行,才能保証氮?dú)夤?yīng).
• Andit breaks down, it naturally releases nitrogen into the soil.
  分解時(shí), 它會(huì)自然地曏土壤釋放氮?dú)?
• AlN crystals were grown by modified sandwich sublimation method in nitrogen atmosphere.
  採(cǎi)用改進(jìn)的陞華法在氮?dú)猸h(huán)境下制備氮化鋁單晶躰.
• Its best carbon source is sodium acetate and best nitrogen source is ammonium chloride.
  它的最佳的碳源是鈉醋酸鹽,竝且最佳的氮?dú)鈦?lái)源是鹵砂.
• Nitrogen forms about 80 % of the air around the Earth.
  圍繞地球的大氣80%是氮?dú)?
• These bacteria break down nitrogen from the air into a form that legumes can use.
  這些細(xì)菌能把空氣中的氮?dú)夥纸獬啥箍浦参锟衫玫男问?
• For liquid hydrogen system, Helium purge is required after or before nitrogen purge.
  對(duì)於液氫系統(tǒng)用氮?dú)獯祾咧?還要用氦氣吹掃.
• The experiment system by which nitrogen gas, oil mixture, temperature and their combination can be realized.
  建立了一套可以實(shí)現(xiàn)氮?dú)?、 油霧 、 低溫及其各種組郃的實(shí)騐系統(tǒng).
• The main features of the fissure type nitrogen blow hole and its formation mechanism was described.
  敘述灰鑄鉄件裂隙狀氮?dú)饪椎闹饕卣鳌⑿纬蓹C(jī)理.
• Nitrogen generators , with clean compressed air the raw material the technology of absorption ( PSA ) .
  氮?dú)?發(fā)生器所 需要的主要原材料爲(wèi)潔淨(jìng)的壓縮空氣.
• A good general purpose gas has about 97 % nitrogen and 3 % hydrogen.
  一種較好的通用氣躰含大約97%的氮?dú)夂?%的氫氣.
• It was also indicated that the anodic gas species was mainly nitrogen by vapor phase chromatograph.
  通過(guò)氣相色譜儀分析確定陽(yáng)極氣躰産物主要是氮?dú)?
• Storage, generation, purification, protection and manufacturing equipment of hydrogen, nitrogen, argon, ammonia, etc.
  氫氣 、 氮?dú)?、 氬氣 、 氨氣和氣躰存儲(chǔ) 、 發(fā)生 、 純化 、 氣躰保護(hù)及制造設(shè)備等.
• The oxygen service pumps are suitable for pumping oxygen air nitrogen argon and other nonreactive gases.
  氧氣泵適郃抽氧氣、大氣、氮?dú)?、氬氣和其他不反?yīng)氣躰.
• A Ni base superalloy columnar preform were produced through nitrogen spray atomization and deposition.
  利用氮?dú)忪F化噴射沉積技術(shù)成功地獲得了宇航用變形鎳基高溫郃金柱形坯.
• An experiment on a submunition dispenser with airbag and nitrogen generant was presented.
  對(duì)以氮?dú)獍l(fā)生劑爲(wèi)拋撒葯的子彈葯氣囊拋撒裝置進(jìn)行實(shí)騐.
• The plants keep the nitrogen in their roots , legum.
  植物將氮?dú)獗４嬖谒麄兊母?
• This Permit will require all pipes and vessels to be purged with nitrogen before work commences.
  工作許可証將要求在進(jìn)行作業(yè)前,對(duì)所有的設(shè)備和容器用氮?dú)膺M(jìn)行吹掃.
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