自由碳 的英文怎麼說

中文拼音 [zìyóutàn]
自由碳 英文
free carbon
  • 自 : Ⅰ代詞（自己） self; oneself; one s own Ⅱ副詞（自然;當然） certainly; of course; naturally; willin...
  • 由 : causereason
  • 碳 : 名詞[化學] （非金屬元素） carbon （c）
  • 自由 : freedomliberty
  1. 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、碳、氮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。
  2. Since the discovery of cnt ’ s and find that cnts have small diameter and high length diameter ratio and can be look as one - demission material, it can be used as emission emitter of fed. especially, the aligned cnts array can be seen innumerable single cathodes which are lined regularly and form array. so growing aligned cnts array in selective area is the key technology to product cnts fed, which is also the necessary condition of cnts micro - electronics device

    自碳納米管發現以來，由於碳納米管的直徑很小、長徑比大，故可視為準一維納米材料，可作為場發射平板顯示的尖端發射體，特別是定向碳納米管陣列可看成是無數根單尖陰極規則的排列起來形成陣列式，是理想的場發射平板顯示器的尖端發射體。
  3. A stable radical intermediate is a necessary requisite to loss of carbon dioxide.

    一個穩定自由基的中間體是脫除二氧化碳所需的必要條件。
  4. On the base of the analysis on the advanced technology of hard ferrite in foreign country, the main procedures of preparing hard ferrite pre - sintering material are determined as follows : first, the ferrite oxides coming from the main cold rolling line and strontium carbonate are conveyed to storage tank by gas power and weighed automatically according to the demands of constituent composition. and then they are mixed and grinded by using method of wet treatment. finally the mixtures is transported to the devices of storage by transporting pump

    在分析國外先進的永磁鐵氧體生產工藝的基礎上，確定了生產高檔永磁鐵氧體預燒料的主要過程：首先，利用攀鋼冷軋鐵紅為主要原料，將氧化鐵紅及碳酸鍶採用氣力輸送至貯料料倉，經自動稱量裝置，按工藝配方稱量後分別由氧化鐵紅及碳酸鍶發送罐氣力輸送進入預混攪拌筒加水攪拌，然後再送入混磨機濕法混磨；最後，混合物經輸送泵輸送至料漿存儲裝置，經定量進料泵定量輸送至回轉窯進行濕法預燒，預燒料經緩冷至室溫后，再球磨。
  5. We research the causes of concrete cracking, develop the high performance anti - cracking additive, optimize the concrete mix and construction techniques, increase the stability of concrete volume by shrinkage compensation, enhance splitting tensile strength, and can meet demand of high workability of fresh concrete. in the study, a thorough investigation of this problem is made from all points of view, with the aid of various modern measurement & testing technology and different theories & methods in surface physical chemistry, structural chemistry, solid - state chemistry, composite materials, fracture mechanics, etc. our research results have shown that the various shrinkage of concrete cause concrete cracking in building engineering, such as autogenous shrinkage, dry shrinkage, temperature shrinkage, plastic shrinkage, carbonized shrinkage, etc

    目前，解決混凝土開裂的方法是綜合的，我們調查研究了混凝土開裂的原因，開發研製了高性能抗裂外加劑，優化混凝土的設計和施工方法，並通過補償收縮達到混凝土體積穩定，提高抗裂強度，滿足混凝土拌和物高工作性能的要求。本研究採用多種測試技術，應用表面物理化學、結構化學、固體化學、復合材料學、斷裂力學等多學科的理論與方法，從不同的角度進行深入的研究和探討。通過調查研究建築工程中出現的混凝土開裂、滲漏問題，發現混凝土在非荷載作用下開裂主要是由混凝土的自收縮、乾燥收縮、溫度收縮、塑性收縮、碳化收縮等各種收縮變形引起的。
  6. By the crop residue input, priming effects of soil irjcrobe will take place, and decomposition and bio - fixation give rise to soil organic matter arid m in the up layer of soil. on the other hand, tillage accelerate ; ; the organic matter mineralization and leads to the quantity of organic matter decreasing in. or 10cm. layer which is about 1 / 2 of soil organic matter under no - tillage

    覆蓋免耕使土壤上層的有機質和氮素穩定增加，這主要來自被激發的微生物繁殖時對碳和氮的生物固定，而傳統耕作則由於耕翻加速了有機物的礦化， 0 - 10cm土層微生物碳含量均一，其數值幾乎為免耕系統的一半。
  7. The scientists found that those who took two per cent of their energy intake from trans fats, instead of carbohydrates or polyunsaturated fats such as sunflower oil, had a 70 per cent greater risk of infertility through lack of oulation

    研究人員發現，那些攝入能量的2 %來自於反式脂肪酸的婦女，與來自碳水化合物或多不飽和脂肪-如葵花子油-的婦女相比，由於不排卵引起不孕的幾率增加70 % 。
  8. As the results, there are distinct hybrid effect between the steel fibre and kevlar fibre, carton fibre and aluminum silicate fiber, which is important to the friction coefficient. the carton fibre and kevlar fibre also have big influence to the friction coefficient for their good characters. the wood fibre has the same character as the carton fibre in the high temperature, being a kind of excellent filler y - 3 filler helps to improve the friction stability and wear - resistance of the friction material by increasing its content

    結果表明，鋼纖維與芳綸纖維、碳纖維與硅酸鋁纖維之間有明顯的混雜效應，對摩擦系數起著十分重要的作用，碳纖維、芳綸纖維自身由於其良好的特性，對摩擦系數也有較大的影響，木纖維在高溫時碳化，起到與碳纖維類似的作用， y - 3填料是一種優良的填料，它的含量增加可以提高摩擦系數的穩定性和耐磨性能。
  9. Abstract : a preliminary investigation was made on hearth damage of a number of furnaces in china, and the analysis and discussion are presented for reasons of hearth damage in this paper. the main reasons of ring crack of the hearth are : 1. improper physical and chemical properties of baked carbon bricks. 2. the thermal stress existing in carbon bricks, alumina bricks and the furnace shell. the formation of the ring crack aggravates the abnormal erosion of the hearth

    文摘:結合鞍鋼2號和7號等高爐和2號高爐的調查結果，對國內部分高爐爐缸破損情況進行初步調查，對爐缸破損原因做了初步分析和討論，認為造成我國高爐爐缸環形斷裂的主要原因是由於碳磚自身物化性能差以及爐缸碳磚和高爐爐殼之間的熱應力；環裂的出現加劇了爐缸的異常侵蝕。
  10. The am fungus could obtain adequate carbon resources for itself, thus ensuring normal growth and metabolic activit y owing to the efflux of carbohydrate from the plasma membrane of the host root cortical cells to the interface of the symbiosis. thirdly, the structure and composition of the root cortex cellular plasma membrane kept good integrity and the leakage of carbohydrate maintained at low level when the plant obtained enough p and metabolizes normally. although enough carbohydrate was synthesized by plant, the am fungi could not obtain enough energy, resulting in inhibition of growth of the extraradical hyphae and decreased metabolic activity of the am fungi

    由此，我們認為植物磷營養狀況調控菌根真菌生長和代謝活性的機制是：當植物處于嚴重缺磷脅迫時，不能合成足夠的碳水化合物供給自身生長的需要，也不能向真菌提供額外的碳水化合物，因而菌根真菌生長受阻，代謝活性較低；當植物中度缺磷時，根皮層細胞質膜的組成和結構不完整，通透性大，碳水化合物通過質膜向外的滲漏量大，菌根真菌因而獲得充足的碳源，保證真菌正常的生長和旺盛的代謝；當植物獲得足夠的磷而使體內磷營養代謝正常時，其細胞質膜組成和結構完整，碳水化合物的滲漏量保持在較低的水平，盡管此時植物合成了足夠的碳水化合物，但菌根真菌仍不能獲得足夠的能量，導致真菌生長受阻和代謝活性降低。
  11. Based on this equation we can predict the strain of composites by the change of resistivity and a series of carbon fiber reinforced resin smart composite materials are produced with the ability of self - examine and self - diagnose

    應用該模型，可以根據電阻率的變化值確定復合材料的應變，由此可制備一系列具有自檢測、自診斷能力的碳纖維增強樹脂基智能復合材料。
  12. The spatial variability at all of soil layers was contributed to the influencing of the correlation rather than of the random

    進一步分析表明，各層次土壤無機碳和有機碳的空間變異主要是由空間自相關部分引起的，由隨機因素引起的空間變異小。
  13. The magnetic ground state of lafe _ ( 11. 4 ) al _ ( 1. 6 ) cx compound changes from antiferromagnetic to ferromagnetic for x > 0. 06 and the curie temperature increased monotonously with the increase of carbon content. a large magnetic entropy change was obtained near the phase transition temperature and the refrigerant capacity is good

    當碳含量高於0 . 06時，化合物的基態由反鐵磁變為鐵磁且居里溫度隨c含量的增加向高溫區移動，在各自相變溫度附近保持較大磁熵變，具有良好的磁製冷能力。
  14. And biologist tim flannery ' s the weather makers ( atlantic monthly press, 2006 ) reveals how he went from being a skeptical environmentalist to a believing activist as incontrovertible data linking the increase of carbon dioxide to global warming accumulated in the past decade

    生物學家佛蘭納立的《天氣製造者》則描述，由於過去10年累積的數據顯示出二氧化碳增加與全球暖化的關聯，他自己也從一名環境懷疑論者變成活躍的信徒。
  15. As we know, concrete structures in reality are always under various stresses or with microcracks of different width. so in this paper, compressive stress tensile stress and microcracks are introduced into water permeability and carbonation experiment, with the object to study the relationship between those factors and durability indexes. sem xrd and mip methods were also used to study the relevant mechanisms

    由於實際工程中的混凝土結構均承受不同類型的荷載和帶有不同寬度的微裂縫，故本文考慮選取外荷載引起的壓應力對普通混凝土滲透性的影響，彎曲應力對砂漿、凈漿碳化深度的的影響以及在帶有裂縫狀態下水泥基材料的滲透和自愈現象開展了部分實驗研究，同時通過對混凝土、砂漿及凈漿系列水泥基試件的碳化和滲透實驗比較，從微觀角度對碳化和滲透、自愈現象的一些機理也做了初步研究。
  16. The regulation was introduced on hong kong s own initiative to better protect the ozone layer as well as to conserve hong kong s stock of chloroflurocarbons cfcs for use in existing air conditioning equipment in view of the gradual phasing out of controlled refrigerants

    該條規例由本港自發引入，用以更有效地保護臭氧層鑒于受管制製冷劑正逐步被淘汰，該規例亦可保存氟氯化碳存貨，供現存的空氣調節裝備使用。
  17. On the contrary, the valley soils had the minimum change for the profile sic content and the maximum change for the profile soc content the diversity of the soil profile carbon content change were related to their sources, movements and inversions in the soils

    在不同地貌部位的不同層次之間，無機碳含量在地勢高的梁峁地的土壤剖面上變化幅度大，有機碳含量在地勢低的溝川地的土壤剖面上變化幅度大，二者的差異主要由各自的來源、在土壤中的遷移、轉化等的不同所引起。
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