高溫滲碳 的英文怎麼說

中文拼音 [gāowēnshèntàn]
高溫滲碳 英文
high temperature carburizing
  • 高 : Ⅰ形容詞1 （從下向上距離大; 離地面遠） tall; high 2 （在一般標準或平均程度之上; 等級在上的） above...
  • 溫 : Ⅰ形容詞（不冷不熱） warm; lukewarm; hot; gentle; mild Ⅱ名詞1 （溫度） temperature 2 （瘟） acute ...
  • 滲 : 動詞（液體慢慢地透過或漏出） ooze; seep
  • 碳 : 名詞[化學] （非金屬元素） carbon （c）
  • 高溫 : high temperature; elevated temperature; hyperthermia; megatemperature; inferno
  1. Study on cementite graphitization in cast iron at high temperature

    鑄鐵中滲碳體高溫石墨化研究
  2. Our company endeavors to quenching & tempering, normalizing, tempering, high and medium temperature quenching, mesh belt furnace quenching, carbonizing, aging subzero and high temperature heat treatment, etc

    本公司是一家致力於從事調質、正火、回火、高中溫淬火、網帶爐淬火、滲碳、時效冰冷及其高溫熱處理的廠家。
  3. Effects of diverse environmental factors on the growth rate ( od4oo ) and nitrogenase activity ( ara ) of the strain w12 hi nitrogen - free culture were investigated in our experiments. the results implied that the strain w12 could easily adapt to different cultural conditions : it could use various carbon sources ( especially glucose, sucrose, malic acid, mannitol ), propagate quickly and fix nitrogen at a temperature range of 15 ? to 40 ? and at 25 - 35 ? for optimum, at a ph range of 4 to 8. 5, at a saline concentration range of 0. 01 % to 1. 5 % ; low nlv " concentration had little effect on its nitrogenase activity. ara could also be detected when it grow in the culture media with 5mmol / l ntv "

    W12菌株對環境因子的適應性研究：無氮培養條件下，測定溫度、碳源、酸堿度、滲透壓對w12生長及固氮能力的影響，結果表明，在15 - 40下均能生長並表達固氮酶活性，其最適生長及固氮的溫度為25 - 35 ；能利用葡萄糖、蔗糖、蘋果酸、甘露醇等多種碳源生長並固氮，當培養基中同時存在蔗糖和蘋果酸時，細菌生長和固氮活性最強；在偏酸和偏堿的條件下（ ph4 . 5 - 8 . 5 ）均能保持較強的生長勢和較高的固氮酶活性，並能通過調節自身代謝平衡並適應環境的酸、堿性變化，使培養液趨于中性：能耐受較高的滲透壓，培養液中卜、 5 naci濃度對其生長和固氮酶活性影響不大，當naci濃度升至2時，菌株的生長勢及固氮酶活性才有所下降：低濃度的鉸對其固氮酶活性影響不大，在0
  4. 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。
  5. Carburizing bearing steel for high temperature for aircraft engine

    航空發動機用高溫滲碳軸承鋼
  6. The movement of rotor is balanced ; while the quality of rotor distributes asymmetrically, the additive moving - pressure the equipment engineering company of chinese jialing group fetches in super - carb - prof ambi - whisking fan that is multi - stoves produce line runs under the circumstance of 950 or so. the leaves of fan are prone to distortion, which results in unbalanced vibration and affects the machine ' s normal movement severely

    中國嘉陵集團設備工程公司從德國ipsen公司引進的超級滲碳氣氛（ super - carb - prof ）多用爐生產線的氣氛攪拌風機長期運行於950左右高溫環境中，其扇葉極易變形，從而造成不平衡振動，嚴重影響設備的正常運行。
  7. Abstract : a new simulating method is established for the calcul ation of the hardness profile of high - carbon - concentration deep - carburization, on the basis of analyzing this process and taking into account the influence o f carbide solution and dissolution, carbon - concentration and temperature on the diffusion behavior, and the influence of the environment factor on carbon trans fer through the gas - solid interface

    文摘:在對高濃度深層滲碳的特點進行分析的基礎上，考慮到碳化物的析出與溶解、溫度及碳濃度對擴散行為的影響，氣氛環境對相界面碳傳遞過程的影響，淬火烈度對滲碳層冷卻效果的影響，提出了一種新的模擬高濃度深層滲碳滲層硬度分佈的方法。
  8. Abstract : the paper analyzes the wear resistance and anti - adhesion of 20 and 45 steel formed in austenitic ion - nitrocarburising and comparisons to the general ion - nitrocarburising. the experiment shows that austenitization - nitrocarburising can be carried out at 590 700, its wear resistance and anti - adhesion is the best at 630 ， the worst at 660 and anti - adhesion is the best at 630 ， the worst at 660 and the mediate at 570 600. with the help of raising processing temperature properly and speeding up the process the wear behavior can be improved

    文摘:研究20鋼、 45鋼經奧氏體離子氮碳共滲后的耐磨性和抗咬合性，並與普通離子氮碳共滲后的作了比較，試驗表明:在570 700范圍內進行離子氮碳共滲后，其耐磨性和抗咬合性以630處理時為最佳， 660處理時最差，而570 600處理時則介於兩者之間，通過適當提高共滲溫度，再提高滲速，從而縮短共滲時間的同時，可以提高耐磨損性能。
  9. To have higher carburizing temperature

    可選擇更高的滲碳溫度可達
  10. The company is specialized in producing of mesh - belt continuous sintering furnace 、 pusher - type high temperature sintering furnace 、 steel - belt iron powder refining reduction furnace （ electric - heating rbo furnace and direct gas - burning heating rbo furnace are also produced ） 、 pressure bell type furnace 、 carburizing quench furnace and some kinds of accessorial equipments

    目前生產項目有：網帶式連續燒結爐、推桿式高溫燒結爐、蒸汽處理爐、鋼帶式鐵粉還原爐（電加熱、氣體燃燒直接加熱rbo型均生產） 、加壓鐘罩爐、滲碳淬火爐及各種輔助設備。
  11. The researches indicate that after a heat treatment at high temperature ( 1700 ? ), the chemistry properties of the boron carbide surface are changed. the new boron carbide surface, react weaker with aluminum, thus a better infiltration can be achieved

    碳化硼預制體經高溫預燒后，碳化硼表面化學狀態發生改變，預燒后形成的碳化硼新表面與鋁的反應活性降低，從而保證在本文工藝條件下浸滲過程的順利進行。
  12. This company endeavors to hardening, normalizing, tempering, high and medium temperature quenching, mesh belt furnace quenching, cementing, time effective freezing and high temperature treatment etc

    本公司是一家致力於從事調質、正火、回火、高中溫淬火、網帶爐淬火、滲碳、時效冰冷及其高溫熱處理的廠家。
  13. Abstract : the fesiibility of ultrasonic liquid infiltratio n method in the fabrication of cf / al composite wires is discussed. composite wires with good properties are obtained by adopting proper parameters including the preheated temperature of fiber, temperature of melting aluminum, infiltrati ng time and the ultrasonic energy

    文摘:探討了超聲液相浸滲法在制備碳（石墨） /鋁復合絲過程中的適應性，通過選取適當的工藝參數，包括纖維去膠及預熱溫度、鋁液溫度、浸滲速度和引入的超聲能量等，可以得到復合質量較好、具有較高力學性能的復合絲。
  14. In this paper, finite element software ansys is used to simulate the thermal conductivity and pressureless infiltration technique is used to produce aluminum infiltrated silicon carbide composite with high volume fraction of sic. the influence of interfacial thickness and temperature on thermal conductivity and cte have been investigated and analysed

    本文採用有限元軟體ansys對鋁滲碳化硅復合材料的有效熱導率進行了數值模擬，用無壓浸滲法制備了高體積分數的鋁滲碳化硅復合材料，研究了界面層厚度和溫度等對鋁滲碳化硅復合材料的熱導率和熱膨脹系數的影響，並進行了分析。
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