脆性金屬 的英文怎麼說

中文拼音 [cuìxìngjīnzhǔ]
脆性金屬 英文
brittle metal
  • 脆 : 形容詞1 （容易折斷破碎） fragile; brittle 2 （較硬的食物容易弄碎弄裂） crisp 3 （聲音清脆） （of ...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 金 : Ⅰ名詞1 （金屬） metals 2 （錢） money 3 （古時金屬制的打擊樂器） ancient metal percussion instrum...
  • 屬 : 屬名詞1 （類別） category 2 [生物學] （生物分類系統上所用的等級之一） genus 3 （家屬; 親屬） fami...
  • 金屬 : metal
  1. Chener gold deposit is located in north of xunmadao fault, the types of ore are gold - brazil - quartz of vein and gold - multimetal - quartz of vein. the occurrence of gold - bearing quartz vein is controlled by ductile - brittle shear zone, most the occurrence of gold - bearing quartz vein included by schistous zone and cracked zone, in the strike direction of gold - bearing quartz vein, it " s high content and great thickness appear on nww, in the direction of tilt, it " s high content and great thickness appear on the part of transformation from big angel of tilt to small angel of tilt

    礦石類型為金-黃鐵礦-脈石英型和金-多金屬硫化物-脈石英型。含金石英脈受韌-脆性剪切帶控制，主要賦存於片理化帶與破碎帶中。在脈體走向上，北西西向脈體品位高，礦體厚度大；在傾向上，南傾，傾角較緩處品位高、礦體厚度大。
  2. A general consensus exists related to the influence of slow crack propagation ahead of the crack tip upon the nonlinearity observed in the typical load - deflection response of the concrete specimen, namely, concrete exhibits somewhat quasibrittle behavior, which has been verified by the inapplicability of the conventional linear elastic fracture mechanics ( lefm ) and fracture models suitable for metal - like materials

    現在已經意識到，混凝土在其典型的位移曲線中呈現出的非線性特徵是由於裂縫在端部的緩慢擴展引起的，可以認為是混凝土的一種半脆性性能。這是在發現傳統的線彈性斷裂力學（ lefm ）和適合金屬類材料的斷裂模型不適用於混凝土研究時得出的結論。
  3. The fractal is a geometrical figure with self - similar symmetry, and it is an important tool for characterizing irregular structures in nature that are self - similar on certain length scales. for example, the koch curves can be viewed as a mathematical model for coastlines, percolation model can be used to mimic mixture of mental and insulator, self - avoiding walks can serve as a model for linear polymers, and rock fracture mode can stimulate the process of brittle fracture of rock, and so on

    分形是具有自相似對稱性的幾何圖形，可用來模擬自然界中在一定尺度范圍內具有自相似對稱性的不規則結構，如koch曲線可用來模擬海岸線，滲流模型可模擬金屬絕緣體混合物，自迴避無規行走模型可模擬線性聚合物，巖裂模型可模擬真實巖體的脆性破裂等。
  4. The planeness and integrality of the flier - plate were ensured effectively by exerting restrictive pressure, controlling heating and cooling rate, lowering welding temperature or reducing welding time as much as possible, etc. theoretical model of creating quasi - isentropic compression via 93w - ofc - tc4 - a1 - mb2 system flier - plate with graded wave impedance was established, and numerical simulation of the impact process was then carried out

    採取施加外部機械力、控制升降溫速率以及盡量降低焊接溫度或減少焊接時間（防止脆性金屬間化合物的過度增長）等措施，確保了焊接接頭的平整性和界面結構的完整性。建立起梯度飛片擊靶的理論模型，對93w - ofc - tc _ 4 - al - mb _ 2系波阻抗梯度飛片的擊靶過程進行了數值模擬計算。
  5. Firstly, basing on the knowledge of soft magnetic materials fabricated by the powder metallurgy ( mp ), we brought forward a new ideal about the composite powder, which is to distribute brittle metal powders ( si ) to the surface and gaps of the plastic ones ( fe ), then composite particles in which plastic metal powder is packaged by brittle ones are formed by further deformation

    基於粉末冶金制備軟磁材料的相關基礎知識，我們首先提出一種全新的粉末復合思路，即將脆性金屬粉末以不同粒度范圍分佈在塑性金屬粉末的表面和間隙中，在進一步受應力變形時，形成塑性金屬包裹脆性金屬的復合包裹體。
  6. The objective of this paper is to obtain metal - ceramic composite materials with better complex properties by the way of preparing nano - composite powders of metal and ceramic. in our thought, firstly we should prepare nano - ceramic powders coated with metal, and then during the period of sintering, the film of metal could prevent the nano ceramics powder from dumpling and keep the powders to be nano - sized

    這樣，在隨后制備塊材的燒結過程中，由於復合粉體復合充分，相容性提高，結合力高，另外金屬表面層可抑制納米陶瓷粉體的融合長大，使粉體在燒結后保持納米尺寸，從而發揮納米顆粒的作用；同時通過引入均勻分佈的韌性金屬相，進一步改善陶瓷的脆性。
  7. The fractorgraphy analysis show that in the layer rich in w and mo, the feature of fracture is brittle fracture which follow the bordline of crystal. in sections rich in the felt metal, the feature of fracture is ductile fracture. in w - mo layer, the feature of fracture are brittle fracture and some ductile fracture

    斷口形貌特徵研究表明，富w區、富mo區主要為沿粒界脆性斷裂；粘結金屬發生韌性斷裂； w - mo混合區為顆粒的沿粒界脆性斷裂和粘結相的韌性斷裂的混合型斷裂；富ti區為典型的穿晶解理斷裂； mo - ti混合區以穿晶解理斷裂為主，顆粒邊界表現出準解理斷裂特徵。
  8. In contrast, the best - known shape - memory alloy, nickel - titanium, which also demonstrates this super - elasticity, soon gets hard and brittle with frequent deformations

    相較之下，最為人所知的形狀記憶金屬鎳鈦合金雖然也有類似的超級彈性，但在反覆變形之後，就會變得堅硬而易脆。
  9. Abstract : this paper introduces a new processing think of cutting hard brittle material in a plastic state

    文摘:提出了在塑性狀態下切削非金屬硬脆材料的加工思路。
  10. Metallic and other inorganic coatings - test for residual embrittlement in both metallic - coated and uncoated externally - threaded articles and rods - inclined wedge method

    金屬和其它無機覆層.金屬覆層和非塗層外螺紋件和棒材殘余脆性試驗
  11. Pvc inline screw thread metal steel wire reinforced tube with even smoothy tube wall and advantages of withstand voltage, corrosion proof, acid alkali resistant, excellent bending property and unease aging, ect. it can replace ordinary rubber reinforced pipe, pe pipe, soft rigid pvc piep and partial metal pipe

    具有耐壓耐油耐腐蝕耐酸堿，可屈撓性好，不脆裂不易老化等優點，可代替普通的橡膠增強管pe管軟硬pvc管及部分金屬管。
  12. However the study of metal - oxide hetero - interface is relatively less because the properties of metals and oxides usually differ extremely from each other. contrary to metals, the oxides are usually very brittle, elastically stiffer, insulating and exhibit less thermal expansion and their crystal lattice constants are different from metals. moreover, the preparation of specimen of metal - oxide interface is very difficult, the observation of searching a suitable interface under the electron microscope is also a tedious work

    然而，對金屬-氧化物界面結構的研究卻相對少一些，這主要是由於金屬與氧化物之間的性質相差非常大，與金屬相反，氧化物通常很脆、絕熱、熱膨脹系數小，晶格常數也不同於金屬，有的甚至相差很大，而且，制備金屬-氧化物界面比較困難，在電子顯微鏡下全面地觀察一個合適的界面也是一項令人乏味的工作。
  13. This paper describes the strength of material and the factors affect it. special analysis and study have been focused on the cold brittleness of metallic material and its affecting factors. major conclusions have been drawn

    本文對材料的強度以及對其影響因素進行了闡述，特別對金屬材料冷脆性能以及對其影響的因素進行了分析研究，並得出了主要結論。
  14. Choice of steel types for the metallic construction and boiler making for brittle fracture hazard prevention

    防止脆性斷裂危險用金屬結構鋼和鍋爐製造用鋼的類型選擇
  15. In the present thesis, researches on the micro - mechanisms and the macro - mechanical models of fcp in high ductility -, low ductility - and brittle materials, including metals, ceramics and polymers, are briefly summarized. furthermore, systematic investigation is made on the general fcp pattern, the fcp micro - mechanisms, the mechanical models and the intrinsic - and extrinsic factors affecting fcp by using the approach combining the analysis and the experiments. finally, an almost perfect formula for fcp is developed

    本文系統地分析和總結了中外文獻對高塑性材料、低塑性材料和脆性材料，包括金屬材料、高分子材料和陶瓷材料的疲勞裂紋擴展微觀機制和宏觀力學模型的研究結果，進而採用理論分析與實驗研究相結合的方法，從微觀和宏觀兩個方面對疲勞裂紋擴展的一般規律、影響因素、微觀機制、力學條件和宏觀規律及其定量理論進行了深入的研究，給出了為實驗結果所驗證的接近完善的疲勞裂紋擴展表達式。
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