| 单词 | nitrogen |
| 释义 | nitrogen [英 [?na?tr?d??n] 美 [?na?tr?d??n] ] nitrogen的意思、解释 nitrogen 基本解释 nitrogen 名词[化]氮，氮气 nitrogen 相关例句 名词 1. 1. Nitrogen forms about 78% of the earth's atmosphere. 氮约占地球大气的百分之七十八。 nitrogen 网络解释 1. 氮气：我司生产销售变压吸附(PSA)制氮机.制氮机配有空气缓冲罐,氮气缓冲罐.还配有两个吸附塔,双吸附塔并联交替进行吸附,一塔工作一塔再生,连续产氮. 压缩空气(AIR) 氧气(OXYGEN)放空 氮气(NITROGEN)收集 .规格多种多样,欢迎来电咨询. 2. 氮元素：H-1含碳量极低,以氮元素(Nitrogen)代替大部分的碳,因此生锈的主因就是钢铁中的碳遇水成为氧化物. 使用氮元素同时可保有绝佳硬度与韧渡. Spyderco水中救援刀,长久以来就深受航海员、急救人员的喜爱,现在更加强了其防锈能力, 3. 3. 总氮：Nitrite 亚硝酸盐 | Nitrogen 总氮 | Oxygen 溶解氧 nitrogen 双语例句 1. However, the efficiency of nitrogen decreased with the increase of nitrogen (from middle N level to high N level). 在本试验条件下，盛铃末期是棉花叶片生理功能从旺盛生理功能到衰退的转折时期。 2. Catenella increased with the nitrate concentrations (20~80 μmol/L) of the culture medium. and both of them presented higher growth rate in nitrate than in ammonium, In high nutrient concentration, nitrate was regarded as the optimal nitrogen source, The nitrate reductase activity 1.14~5.20 fmol/(cell. L. mm of P. 结果表明，两种赤潮生物的最大比增长率均随着培养液中硝酸盐浓度的升高(20~80 μmol/L)而增加，且硝酸盐培养下的最大比增长速率高于同浓度的氨盐，表明在高浓度下，硝酸盐是适宜的氮源。 3. Check out the nitrogen cycle page to learn more. 签出氮循环网页，了解更多。 4. 4. We won`t know until we better understand exactly how human activities are affecting the nitrogen cycle. 这些已经破坏了我们生存的环境了？ 5. nitrogen的解释 5. This imbalance in the global nitrogen cycle has led to uncontrolled nitrogenemissions into the atmosphere and water systems. 这种不平衡现象在全球氮循环，导致无节制氮气排放到大气和水系统。 6. 6. The relative contribution of bacteria and archaea to ammonia oxidation is essential for our understanding of global nitrogen cycle. 氨氧化古菌和细菌对地球氨氧化过程的相对贡献率，是目前全球氮循环研究最重要的微生物生态学问题之一。 7. Live plants will help with the nitrogen cycle diminishing the amount of ammonia and nitrates in the aquarium. 活植物，将有助与氮循环减少的数额氨和硝酸盐的水族馆。 8. The NITROGEN CYCLE. Some of these cycles are regulated mainly by weathering. 这些循环中的一些是由物理因子调控的，例如磷循环的主要限制因素是通过岩石的侵蚀作用缓慢释放的磷酸盐。 9. nitrogen的近义词 9. The nitrogen cycle consists of several major steps. 氮循环由一些主要步骤组成。 10. All the samples are annealed at 780℃ for 30 seconds under pure nitrogen protection using a lamp rapid thermal annealing furnace. 根据TRIM-2000模拟计算，离子注入的能量采用160keV，然后在高纯N_2的保护下进行780℃快速热退火30秒。 11. The purity and high-purity nitrogen generator is one of the main products of the company, which mostly adopts one/two column and common-flow/reverse-flow expansion process. 纯氮、高纯氮设备是我公司的主要产品之一，大多采用单塔正流、返流膨胀工艺流程。 12. 12. Four 20kg six-month old goats with permanent remen cannula were used to study the effect of three kinds of urease inhibitors acetohydroxamic acid, hydroquinone, yucca extract on nitrogen metabolism, nutrient degradability in rumen and nutrient digestibility. 本研究由4个试验组成，选用安装永久瘘管的6月龄山羊4只，采用4×4拉丁方试验设计，分别饲喂对照组饲粮、乙酰氧肟酸25mg／kg饲粮、丝兰皂甙36mg／kg饲粮、对苯二酚40mg／kg饲粮。 13. 13. HARPER E%JAME S Reductase nitrate in vivo during oxide nitrogen of evolution leaves of soybean assay PLANT PHYSIOLOGY, 1981, null S.LON%陈能场%樗木直也%稻永醇二氮在水稻中的行为及其品种间的差别生态环境，2004，4 14. nitrogen的反义词 14. It is equipped with asphalt return tube, anti-puffing pressure vent valve, anti-aging overhead nitrogen valve, thermometer, volumeter and output asphalt rapid discharge valve and coupling. 配备沥青溢流管、防冒液呼吸阀、防老化顶置充氮阀、温度计、容量计和输出沥青的快速卸料阀及接耦。 15. Obvious increase in grain protein, prolamine and glutelin content of high-oil corn at different levels of nitrogen application was observed. 二和2.3百分点：使高油玉米吉油一号分别增加淀粉25、2二和2.5个百分点，依次增加支链淀粉4人3.3和2.9百分点，使各取样时间分别平均增加淀粉2.3、3.8和2.7个百分点，使自9月3日起的各取样时间支链淀粉含量明显增力日。不同施氮水平对高油玉米吉油一号籽粒淀粉含量有明显影响。 16. A non-noble metal oxygen reduction reaction catalyst labeled as Co-C-N(800) was synthesized by heat-treating a mixture of urea, cobalt chloride and acetylene black for 2 hours at 800℃ in an inert nitrogen atmosphere. 机械研磨尿素、氯化钴、乙炔黑混合物并经800℃高温热处理后，制备出了非贵金属Co-C-N（800）催化剂。 17. Rice; utilization efficiency of nitrogen fertilizer; nitrogen efficiency in producing grain yield 水稻；氮肥利用率；氮产谷效益 18. Effect of Different Nitrogen Fertilizer Factors on Nitrate and Nitrite Accumlation in CarrotDaucus carota L. 中文名称：不同氮肥因素对胡萝卜(Daucus carota L。)硝酸盐和亚硝酸盐含量的影响 19. In the paper, the influence of amino nitrogen, acidity, dissolved oxygen and temperature upon fish and vegetable in their different growing stages is investigated. 本文介绍了运用生态学原理和环境条件监控手段建立起来的、符合可持续发展要求的设施渔业新技术-鱼菜共生技术，该技术涉及养殖水系营养物质循环流动。 20. 20. In nitrogen atmosphere, UV curing rate and conversion of the PUAE samples decreased with increasing the content of allyl ether, but reversed in air. FTIR结果证明了三种结构的PUAE在UV或空气固化时都具有良好的反应活性。 nitrogen 词典解释 1. 氮;氮气 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. nitrogen 单语例句 1. The report showed that in 2005 inorganic nitrogen and active phosphate were the main pollutants in offshore seawater. 2. In all of the four offshore sea areas, inorganic nitrogen and active phosphate were found. 3. Wang said they turn into carbon dioxide and nitrogen, elements that are ordinarily found in the air. 4. The concentration of carbon monoxide reduced by 15 percent from the same period last year, while nitrogen dioxide down 27 percent and particulate matters down 24 percent. 5. The Euro system of standards sets limits on the amount of nitrogen oxides, carbon monoxide and other compounds permitted in car emission. 6. Fire fighters said the gas leak was nitrogen sulfide and carbon monoxide. 7. The government will continue national campaigns of reducing emissions of sulfur dioxide from power plants, steel and petrochemical factories and nitrogen oxides from cement factories. 8. These algae blooms were chiefly caused by untreated sewage containing high concentrations of nitrogen, a main ingredient in detergents and fertilizers. 9. We sell a fertilizer called ESN Smart Nitrogen ground with coating which releases in 12 and 16 weeks. 10. The biggest concern was the major pollutant index, which exceeded standards in terms of nitrogen and faecal coliform. nitrogennitrogen 英英释义 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 |
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