滲了碳的 的英文怎麼說

中文拼音 [shèntànde]
滲了碳的 英文
cemented
  • : 動詞(液體慢慢地透過或漏出) ooze; seep
  • : 了助詞1. (用在動詞或形容詞后, 表示動作或變化已經完成) 2. (用在句子的末尾或句中停頓處, 表示變化, 表示出現新的情況, 表示催促或勸止)
  • : 名詞[化學] (非金屬元素) carbon (c)
  • : 4次方是 The fourth power of 2 is direction
  1. Equal channel angular processing of the pearlitic steel ( 0. 65 wt. % c ) was successfully carried out at 650 with route c in this study, obtaining a total equivalent true strain ~ 5. the microstructure evolution of pearlitic steel in ecap was investigated by means of transmission electron microscope and scanning electron microscope. the main results are as the following : 1

    本研究成功地實現c方式650珠光體鋼65mnecap變形,累積等效真應變達到5 。並用透射電鏡、掃描電鏡研究珠光體組織演變特點和變形。主要結果如下: 1
  2. Excessive imperfections even sub - grained boundaries may be introduced in cementite. this makes the accelerating dissolution and spheroidization of cementite easy. 5

    由於強烈塑性變形,在其內部導入大量晶體缺陷甚至亞晶界。
  3. It is reported that hard alloy scrap is treated by electroosmosis and electrolysis together taking sulfuric acid as electrolyte in order to recover cobalt metal and tungsten carbide

    報道以硫酸為電解質,同時用電溶法和電析法處理廢硬質合金、回收金屬鈷和化鎢原理和方法。
  4. This paper is introduced bp neutral network character, algorithm, designing principal on its construction and the designed product. input features extracted by the way described above into a bp neutral network, and using it to classify seven type of different carburized layer depth specimen. the result is indicated, using wavelet packet method to extract features and bp neutral network to classifying, is effective and precise to classify different metal carburized layer depth. it is useful and economical

    本文介紹bp神經網路特點、演算法和其結構具體設計方法和設計結果,並將小波包提取特徵值輸入到bp網路,對7種不同層深度試件進行分類,實驗結果表明,小波特徵值提取和bp神經網路分類器相結合,可以實現對不同層深度分類,效果良好,精度較高,有一定實用價值。
  5. In this paper, the effects of process parameter of brush copperplating on the copper film for prevention of carburization were studied ; the relation between the time of carburization and the minimun thickness of copper film for prevention of carburization was established

    研究用刷鍍鍍銅防工藝參數對鍍層防效果影響,及時間與防所需最小鍍層厚度之間關系。
  6. Percolating and the equivalent electrical circuit of cement - based conductive composite are analyzed. the characteristics of the lower percolation are found out. a new way to determine the lower percolation is proposed. carbon fiber reinforced cement and graphite conductive cement are studied to identify the new way. it is found that the new way is precise and convenient to determine the lower percolation of cement - based conductive composite

    從理論上分析水泥基導電復合材料濾過程及其等效電路,得出導電材料含量達到下閾值時特徵,提出一種新判定水泥基導電材料下閾值方法,並用纖維增強水泥和石墨導電水泥進行驗證,發現這種新方法可以方便準確地確定水泥基導電復合材料下閾值。
  7. 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,解決混凝土開裂方法是綜合,我們調查研究混凝土開裂原因,開發研製高性能抗裂外加劑,優化混凝土設計和施工方法,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、斷裂力學等多學科理論與方法,從不同角度進行深入研究和探討。通過調查研究建築工程中出現混凝土開裂、漏問題,發現混凝土在非荷載作用下開裂主要是由混凝土自收縮、乾燥收縮、溫度收縮、塑性收縮、化收縮等各種收縮變形引起
  8. The microstructure of lamellae pearlite has evolved ultrafine cementite particles throughout the ferrite matrix uniformly after five passes. the ferrite matrix is homogeneous grains, average grain size is - 0. 3 m. 2

    變形五道次后,片層狀珠光體組織演變成超細體顆粒均勻分佈於鐵素體基體組織,鐵素體基體為均勻等軸晶,平均晶粒大小為0 . 3 m 。
  9. The main results are as the following : ( 1 ) the microstructure of lamellae pearlite has evolved ultrafine cementite particles throughout the ferrite matrix uniformly after four passes. the ferrite matrix is homogeneous grains, and average grain size is - 0. 3um

    主要結果如下: ( 1 ) ecap變形四道次后,片層狀珠光體組織演變為超細體顆粒均勻分佈於亞微晶鐵素體基體組織。
  10. The liquid - gas method is improved based on the above methods, overcoming the defects of gbj82 - 85. using the liquid - gas method, permeability condition of concrete can be tested and indicated quickly, efficiently, and the influences on concrete of alkali - aggregate reaction, sulfate attack, carbonization, steel rust, freeze and thaw can be inflected indirectly. it is significant on the research and monitor on the durability of concrete

    溶液氣壓法是在上述方法之上進行改進提高,克服國標gbj82 - 85方法中許多不足之處,能夠多角度、快速、高效、真實、準確地再現現場混凝土透情況,並且能間接反映堿-骨料反應、鋼筋銹蝕、化、硫酸鹽侵蝕及凍融破壞影響,對混凝土耐久性監測與研究具有重要意義。
  11. The calculated results show that the main reason why the g as carburizing process is accelerated is due to the obvious increase in the diff usion coefficient and transfer coefficient of carbon resulted from the addition of re

    稀土元素加速過程主要原因是增加在奧氏體中擴散系數,同時提高界面傳遞系數。
  12. By using of the new process, the rate of carburizing was increased, and the distortion of the works were decreased, while the wear - resistance and brittleness were improved

    用新技術,可加快速度、提高效率、減小變形,並且脆性及耐磨性得到改善。
  13. 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:在對高濃度深層特點進行分析基礎上,考慮到化物析出與溶解、溫度及濃度對擴散行為影響,氣氛環境對相界面傳遞過程影響,淬火烈度對層冷卻效果影響,提出一種新模擬高濃度深層層硬度分佈方法。
  14. The changing carbon potential carburization - hot oil matrempering technology of helical bevel gear for automobile driven axle is introduced in this article. the board test and production application show that the technology not only quenchs directly gear after carbrization, but also decreases the heat treatment deformation and raises the contact fatigue life of gear

    介紹汽車驅動橋螺旋錐齒輪一熱油分級淬火工藝,臺架試驗及生產應用表明,該工藝與專用淬火掛具相結合,不僅可實現齒輪后直接淬火,而且熱處理變形小,齒輪接觸疲勞壽命也有所提高。
  15. Dealed with application of microprocessor for gas carburizing to control carbon potential in order to improve the quality of products. it sprinciple and method were given

    論述氣體工藝中應用微機控制原理和方法。此控制系統可提高質量。
  16. 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鋼經奧氏體離子氮耐磨性和抗咬合性,並與普通離子氮比較,試驗表明:在570 700范圍內進行離子氮后,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,通過適當提高共溫度,再提高速,從而縮短共時間同時,可以提高耐磨損性能。
  17. The network carbide and acicular martensites that existed in the microstructure of the root grooves of the spline due to improper carburating and quenching process of the shafts, led to the initiation and propagation of the intergranular microcracks and were the main reason that caused the early fracture of the shafts

    由於淬火工藝不當,在二軸花鍵槽根部組織中產生網狀破化物和粗大針狀馬氏體,在外力作用下形成沿晶顯微裂紋並擴展,是導致二軸疲勞斷裂主要原因。
  18. 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機制是:當植物處于嚴重缺磷脅迫時,不能合成足夠水化合物供給自身生長需要,也不能向真菌提供額外水化合物,因而菌根真菌生長受阻,代謝活性較低;當植物中度缺磷時,根皮層細胞質膜組成和結構不完整,通透性大,水化合物通過質膜向外漏量大,菌根真菌因而獲得充足源,保證真菌正常生長和旺盛代謝;當植物獲得足夠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,水化合物漏量保持在較低水平,盡管此時植物合成足夠水化合物,但菌根真菌仍不能獲得足夠能量,導致真菌生長受阻和代謝活性降低。
  19. This thesis fabricated successfully a wc particle reinforced iron matrix composite using a vacuum infiltration process for severely erosion and application in the slurry pump. the casting process was optimized. the microstructure and wear resistance were researched and analyzed

    本文針對承受嚴重沖蝕磨損渣漿泵過流件,採用負壓鑄工藝成功制備化鎢顆粒增強鐵基表面復合材料,改善和優化復合工藝、鑄造工藝。
  20. 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

    由於實際工程中混凝土結構均承受不同類型荷載和帶有不同寬度微裂縫,故本文考慮選取外荷載引起壓應力對普通混凝土透性影響,彎曲應力對砂漿、凈漿化深度影響以及在帶有裂縫狀態下水泥基材料透和自愈現象開展部分實驗研究,同時通過對混凝土、砂漿及凈漿系列水泥基試件化和透實驗比較,從微觀角度對化和透、自愈現象一些機理也做初步研究。
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