碳氮 的英文怎麼說

中文拼音 [tàndàn]
碳氮 英文
carbon nitrogen
  • : 名詞[化學] (非金屬元素) carbon (c)
  • : 名詞[化學] nitrogen (7號元素, 符號n)
  1. The order of four soil biochemical intensity being sensitive to heavy metal pollution indicated as : nitrification > nitrogen fixation > decomposition of cellulose > ammonification. however, soil microbial biomass c : n ratio increased with the increasing of heavy metals level

    幾種生化作用強度的下降順序為硝化作用固作用纖維素分解強度氨化作用;但土壤微生物生物量碳氮比則隨著重金屬污染水平的升高而增加。
  2. The beef extract, a beef derivative, is a source of organic carbon, nitrogen, vitamins, and inorganic salts

    牛肉萃取物是一種牛肉衍生製品,可以作為有機、維生素與無機鹽類的一個來源。
  3. The understanding of biogeochemical cycle of hydrogen, oxygen, carbon, nitrogen, and sulfur elements in nature ecosystem have increased substantially in the past two decades owing to the improvement of gas isotope ratio mass spectrometer and the wide application of isotopic studies with these elements

    摘要近20年由於氣相同位素比值質譜儀的改良和氫、氧、和硫等穩定同位素的廣泛研究,穩定同位素的研究技術已實質增加我們對于這些元素在自然生態系中生地化循環的了解。
  4. Interested students can find the detail reactions of the p - p chain and the cno cycle in our textbooks

    有興趣的讀者可參閱課本中關于質子質子鏈和碳氮氧循環的詳細討論。
  5. On the other hand, if the mass of the star is greater than about 1. 1 solar masses, the dominate reaction will be the carbon - nitrogen - oxygen cycle

    假若星體質量更大,核聚變便會主要以碳氮氧循環cno循環
  6. The cno cycle is faster and more energy is produced per second. in order to effectively transport the heat energy out from the star, its core has to be convective

    碳氮氧循環的反應比較快,可以產生更多能量而只有對流核心能將這些多的能量有效地傳遞出去。
  7. Since a carbon nucleus is six times more positively charged than a hydrogen nucleus, the cno cycle can only operate at the higher temperature and density provided by the more massive stars

    但因原子核帶的電荷是氫原子核的六倍碳氮氧循環需要只有質量大星體所能提供的較高溫度和壓力才能維持。
  8. Based on the analyses on mechanical properties, microstructure and fracture of - the microalloyed steels socrv with various heat treatment technique, it can be affirmed that various fractures arttribute to various mechanism, we can draw conclusion that the strength and toughness of microalloyed steels 50crv will be increase simultaneously by optimal heat treatment technique. to illustrate the mechanism of the strength and toughness of microalloyed steels socrv, we designed the comparative experiment and observed the microstructure of the sample which occurred at different quench and tempering temperature and different tempering time. the last experiment results were determined by the four factors : fined microalloyed elements grains, the decompound of martensite, martensite transformation of remnant austenite and the second phase precipitation

    為解釋微合金化50crv鋼強韌化機理,本文通過對不同淬火溫度,回火溫度,回火時間下的力學性能指標的對比及顯微分析,認為微合金元素的細化晶粒,馬氏體的回火分解,殘余奧氏體的轉變,第二相的沉澱析出共同決定了微合金鋼的強韌化情況,特別是由於微合金元素的存在,其細化晶粒及其碳氮化物的沉澱析出,導致鋼的良好的強韌性,並且如果工藝滿足第二相的沉澱析出強化大於回火馬氏體分解引起的軟化效應,會在硬度曲線中產生明顯的二次硬化現象。
  9. A hydroponic experiment was conducted to study the effects of sulfur and organic fertilizer fertilization on carbon and nitrogen transport in winter wheat under copper and cadmium stresses

    摘要採用盆栽試驗,研究了銅、鎘脅迫條件下施硫和有機肥對冬小麥碳氮運轉的影響。
  10. This paper synthetically summarized current research on terrestrial nitrogen cycle and soil nitrogen cycle, meanwhile, uncertainties of terrestrial nitrogen cycle were discussed. the global diversified ecosystem nitrogen and carbon storage was comparative thoroughly estimated through different life zone. the global organic nitrogen storage was estimate by the c / n ratio

    Post等按照不同生物帶比較全面的估算了全球各種生態系統類型的土壤碳氮密度和含量, mcelroy等利用土壤有機儲量和碳氮比來估算了全球土壤有機儲量。
  11. Structure and precipitation morphology of microalloy carbonitride

    微合金碳氮化物的結構與析出形態
  12. 67 - 154. 02 % ( no determinate in paddy field on quaternary red clay ), respectively. after organic amendments and fertilizers were added to the metsulfuron - methyl - contaminated soils, microbiai biomass c increased by 0. 23 - 113. 14 % in paddy field on desalting muddy polder, 0. 30 - 46. 48 % in blue clayed paddy, and 1. 82 - 83. 76 % in paddy field on quaternary red clay, respectively, microbiai biomass n in correspoading soils by 4. 27 - 67. 87 %, 5. 43 - 58. 36 % and 5. 05 - 95. 40 %, respectively, and microbiai biomass p by 6. 03 - 139. 59 % 4. 09 - 141. 26 % ( no determinate in paddy field on quaternary red clay ), respectively

    ( 4 )添加有機、無機物質后,勞去津除草劑污染的三種土壤中微生物生物量隨培養時間變化的趨勢基本一致,即0 ~ 7d微生物生物降低,但第7d時,添加有機、無機物質的處理中微生物生物量均高於僅加養去津的處理和空白對照; 7 ~ 14d微生物生物量迅速增加; 14 ~ 42d又下降, 42d后變化較小。
  13. The influence of deposition parameters on chemical structure and optical properties of silicon carbonitride film

    沉積參數對碳氮化硅薄膜化學結構及光學性能的影響
  14. Analysis of carbothermal reduction of tio2 and extraction of titanium carbonitride from the blast furnace slag bearing titania

    2熱還原與高爐鈦渣提取碳氮化鈦分析
  15. Carbonitride entire part to. 015 /. 025effective case depth - slow cool. labcertify case depth

    整個碳氮的有效部分的深度為0 . 015 / 0 . 25緩慢冷卻.實驗室核實的深度labcertify零件的深度
  16. Gear carbonitriding process and its quality control

    齒輪碳氮共滲工藝及質量控制
  17. Carburizing or carbonitriding and post - quenching and tempering of steel part

    鋼件的滲碳氮共滲淬火回火
  18. Specifications for carbonitriding heat treatment of rolling bearing parts

    滾動軸承零件碳氮共滲熱處理技術條件
  19. Study on the abrasion behavior of carburizing carbonitriding steel for pump body

    碳氮共滲鋼水泵體的磨損特性研究
  20. Among inorganic salts tested, k2hpo4was more essential to the sclerotia formation and carotenogenesis of strain pt9s than kcl, mgso4 or feso4 it was also shown that the combination of k2hpo4, kcl and mgso4 could produce the best positive cooperation and give the highest sclerotia biomass ( 782mg / plate ) and pigment yield ( 328 g / plate ). all of five carbon sources, i. e

    4 .研究了無機鹽和碳氮源對青黴pt95菌株菌核生物量和類胡蘿卜素產率的影響作用,結果表明:供試的4種無機鹽中, kzhpo ;的單因子效應最好; kzhpo4 + kci + mgs04表現出最好的正協同效應。
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