顆粒裂面 的英文怎麼說

中文拼音 [lièmiàn]
顆粒裂面 英文
granular fracture
  • : Ⅰ名 (小圓珠形或小碎塊形物) small particles; grain; granule; pellet Ⅱ量詞(用於粒狀物)
  • : 裂動詞[方言] (東西的兩部分向兩旁分開) open
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • 顆粒 : 1 (小而圓的東西) pellet; bead; dust; anything small and roundish (as a bean pearl etc )2 (一...
  1. By infrared spectrum study, the limonite ( feooh nh2o ) can be considered the main colorating mineral in the yellow and red jadeite, and the hematite is another colorating mineral in the red jadeite. the difference of color tone is due to the n value in the molecular formula feooh nh2o and the content of crystal water and adsorbent water. the iron ion came from the effloresced and eroded rocks, and formed fe ( oh ) 3 colloid reacted with the surface water

    周圍礦床的風化蝕變為表生水提供了鐵質,形成弱酸性的含fe ( oh ) _ 3膠體的水溶液,表生水流經翡翠礦石時, fe ( oh ) _ 3膠體附著在巖石的表,經過脫水結晶和吸附,形成褐鐵礦膠體,褐鐵礦膠體沿隙或鬆散的礦物進入翡翠巖石中,逐漸累積沉澱,形成次生色層。
  2. Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )

    本研究以武裝直升飛機防護裝甲材料為研究對象,採用真空熱壓粉末冶金燒結工藝制備了含sic體積分數分別為5 、 15和25的sic增強鋁基復合材料,結合其力學性能、掃描電鏡和界微區能譜分析結果,分析了sic _ p al復合材料的真空燒結過程中的界現象,以及材料增強和斷機理,並利用hopkinson高速壓桿沖擊實驗系統對其從靜態到動態(應變率為3 . 3 10 ~ ( - 3 ) s ~ ( - 1 ) 5 . 2 10 ~ 3s ~ ( - 1 ) )的壓縮破壞響應進行了研究,分析了不同體積分數sic _ p al復合材料高應變率壓縮載荷下,材料的變形和微觀損傷機理,以及利用高速沖擊空氣炮測定了改復合材料制備剃度復合板的穿透性能。
  3. Smooth tempered glass is manufactured by heating up float glass to swiftly and uniformly, with this special heat treatment and quenching process which increases glass strength up to four to five times vs, annealed glass, in case stresses beyond its capacity, smooth tempered glass simply disintegrates into innumerable small pieces, significantly reducing the risk of serious injury

    鋼化玻璃是將浮法玻璃經過物理性淬火處理,使其表形成均勻的壓應力,而內部則形成張應力,從而有效的提高了玻璃的抗彎和抗沖擊性能,強度達到了普通玻璃的3 - 4倍,當其破碎時則分成均勻純角不易傷人的小,使其成為一種現代生活中理想的安全玻璃。
  4. Failure probability of coarse aggregates ( pfca ) could be a sample index durability evaluation of concrete in compressive strength test, where pfca was the ratio of number of total particles to which of the broken ones of coarse aggregates in the failed faces of a concrete specimen

    混凝土抗壓試驗中,粗集料破碎率p _ ( fca )可以作為混凝土耐久性的一個簡要評價指標,其定義為試件斷上破碎的粗集料數與暴露的粗集料總數之比。
  5. The macroscopic defects such as twins, small - cracking, scattering particles, growth layer and cores are examined ; they are related with the temperature difference between gas and melt : the twins and small - cracking come out when the difference is large, the bubbles and scattering particles come out when that is small

    觀察到了孿晶、隙、雲層、生長層和核心等宏觀缺陷,晶體的這些宏觀缺陷與氣- -液界溫差有較大關系:溫差大容易造成孿晶、隙等缺陷;溫差小容易造成氣泡、散射等缺陷。
  6. The scratching test was carried out with a single diamond tool to study the removal mechanism of litao3 wafer by load. the ae signals were measured, and the scratched surfaces of litao3 wafers in different conditions were observed by metallography microscope

    通過單金剛石壓入鉭酸鋰晶片光滑表的劃痕實驗,研究鉭酸鋰晶片的機械力學性能和斷破壞情況,尋找合理的拋光壓力。
  7. As for the change of reaction temperature, a good appearance of microspheres will be observed. after heat treatment we obtain the mesoporous sio2 microspheres, the morphology, size and size distribution of microspheres before and after sintering were investigated by using the scanning electron microscopy ( sem ). the desorption of water and ethanol and decompostion of polymers in microspheres were analyzed by using tg - dsc machine

    當r 1時將導致微球產生破,而r 4時則生成凝膠狀物質;其他條件不變時,微球形貌隨ph值的增大逐漸變差,最終破;乙醇含量增大時,微球徑逐漸增大;而隨著反應時間的進行,逐漸長大,微球形貌不斷完善,表逐漸平滑;反應溫度的變化會得到更光滑的微球表,微球徑隨之增大。
  8. The tight plastic - lining technology is to adhere plastic powder inside steel pipe smoothly with method of metallurgical powder. comparing to common plastic - lining, tight plastic - lining with good intensity, has avoided the trouble of dropping and cracking. specially, the tight nylon - lining pipe can be used carrying particulate medium matter and solidpowder with excellent wearability

    緊襯塑工藝採用粉末冶金法將塑料粉末均勻地附著在鋼管內表,融熔流平、緊密地和鋼管本體結合在一起,與普通襯塑相比,塑料與鋼管的結合強度好,避免了普通襯塑管與鋼材基體結合力差容易脫落、開的毛病,特別是緊襯尼龍管道,具有優異的耐磨性,可輸送各類含固體介質、及粉體。
  9. Tests for geometrical properties of aggregates - determination of percentage of crushed and broken surfaces in coarse aggregate particles

    集料的幾何特性試驗.粗集料百分率測定
  10. Tests for geometrical properties of aggregates. part 5 : determination of percentage of crushed and broken surfaces in coarse aggregate particles

    集料幾何特性試驗.第5部分:粗集料百分比測定
  11. Tests for geometrical properties of aggregates - part 5 : determination of percentage of crushed and broken surfaces in coarse aggregate particles

    集料的幾何特性試驗.第5部分:粗集料百分率測定
  12. The study solves engineering problem as follows : ( 1 ) the systematic study on the historical course of xigeda strata deposit and geologic environment includes strata, lithologic characters and constitution et in the liangshan and panzhihua region. the results show that the xichang - panzhihua express way is controlled by the anninghe fault and the xigeda fault, the earthquake frequently happen in the region of pass, the different sedimentation number is more great, they effect the road building, safety in operation and structure belong road ( 2 ) because in some place the xigeda strata is foundation and roadbed, the study on the basic properties of the xigeda strata include density, moisture content plastic and liquid limit graduation. the results show that the xigeda strata is deposition in lake, the main component is mudstone and sandstone, the fine particle is main, it has some viscosity, the moisture content of mudstone is different the it of sandstone, the other property are likeness. the xigeda strata has no dilatation on total, some claystone have low and medium dilatation ; ( 3 ) the study on the basic properties of xigeda filler include the composition of matter the biggest standard dry density, the optimum moisture content the results show that xigeda filler can use as road material, it is well grade filler and admixture filler on essence, its compaction index should change in different place because the property is controlled by mudstone and sandstone that change is great in different place ; ( 4 ) the study on the xigeda filler craft used as express way roadbed, includes suitable thickness, compaction numbers and methods and equipment choice et

    公路沿線廣泛分佈有昔格達地層,昔格達地層能否用作高速公路路基填料,國內沒有先例,本論文就是結合導師的科研項目,在非典期間,現場長達5個月的工作,完成了從試驗、現場施工工藝到路堤分層沉降監測等工作,是對生產實際,認識昔格達地層的性質和其作為地基、路基和填料應用中臨的問題進行的研究。主要的研究內容有:對攀西地區地層巖性、構造等地質環境和昔格達地層的沉積歷史過程作了系統的分析,研究表明西攀高速公路主要受安寧河斷和昔格達斷影響,通過地區地震活動頻繁,差異沉降較大,對公路建設、安全運行和沿線構築物設計有較大影響;由於昔格達地層在有些路段作為地基、有些作為路基,對其基本性質進行了研究:包括天然密度、含水量、塑液限、級配等指標的試驗研究。研究成果表明:昔格達地層為湖相沉積,主要為砂巖和泥巖,它以細組為主,同時粘的存在,使其具有一定粘性。
  13. After heat treatments, the granularity of powders increases and ultraf ine grains decreases. cracks appear on the surface of powders. so the rigidity of powders descends

    熱處理后粉末的度增大,微細的比例減小,表出現紋,降低了粉末的硬度,同時粉末團聚作用減弱。
  14. Tic particles joined each other due to sintering, and a dense and continuous microstructure was seen in pictures of the broken surface. the interface of tic / ni3al composites is weak

    一般齊整圓潤,與基體界結合較弱,主要因為界脫粘、拔出而導致材料斷失效。
  15. Based on the results of particle size analysis and sem observation as well as microstructural characterization of pp / fe co - powders, a pulverizing mechanism is proposed. the mechanical properties of pp / fe composites indicate that izod impact strength increased from 2. 86 kj / m2 to 4. 52kj / m2, 68. 7 % higher after 25 cycles of milling

    Bet比表積、度分佈和sem分析表明, pp wtr共碾磨初期主要發生細化,粉碎作用為主;碾磨後期,碾磨主要起混合作用,碾磨導致復合粉體比表積下降,碾磨20次后比表積下降為0
  16. 1. the topographies of cutting grooves and cutting chips were observed by means of scanning electronic microscope, and sawing mechanism of concrete was analyzed, based on the properties and fracture mechanics of concrete. 2

    採用掃描電鏡( sem )和體視顯微鏡觀察單金剛石切削混凝土溝槽表形貌和切屑形態,並結合混凝土的特性及斷力學性能,分析研究了混凝土材料的切削加工機理。
  17. This is the direct reason of bad reservoir property of sandstone, especially lower permeability. the influence and control factors of reservoirs include : deposition, diagenesis and tectogenesis. the deposition is the basic factor, it control the shape and distribution of sand body, and influence the type and the intensity of the diagenesis ; the diagenesis is the key factor, it control the process of pore evolvement, so the diagenesis control the sandstone ' s storage space and reservoir quality directly ; the fracture of the tectogenesis formation could improve the porosity and permeability of sandstone

    其中沉積作用是基礎,控制了儲集砂體的形態特徵和分佈范圍,同時由於不同沉積類型砂體在碎屑成分組成、泥質含量、度、砂體厚度、砂體內部的非均質性、孔隙介質的物理化學性質等方不盡相同,從而也影響著砂巖所經歷的成巖作用路徑、類型和強度,因此沉積作用是控制儲層發育的主導因素;成巖作用是關鍵,直接決定了砂巖的孔隙演化過程,從而決定了儲層內部儲集空間特徵和儲集性能;而構造作用形成的縫對改善砂巖的儲滲性能具有一定作用。
  18. ( 2 ) secondly the image after segmentation has many small grains. lines of numbers might connect short lines and might take place breakpoints. therefore binary image need amendment. this text adopts the tracking contour method of tracking contour by which grains areas is calculated and is well wiped off small grains

    ( 2 )二值化的身份證號碼圖像,會留下一些小的單元,號碼線條也可能連有網格短線或發生斷,對二值化后的號碼圖像進行修正。利用計算單元積的方法對孤立單元進行去除。
  19. Influence of interface characteristic on failure process and mechanical properties of brittle composite matrix with soft particle reinforcement

    強度對柔增強復合材料破特性的影響
  20. A finite element analysis ( fea ) was eventually conducted, using mori - tanaka model and j - integral, to further explain the toughening mechanisms and fracture behaviour of the particle interleaved composites. the aim of the analysis was to examine the influence of the particle concentration and size, and the interaction between the particle and the crack tip. fea results indicate that interlayer zones can effectively lower j - integral and stress around the crack tip, and the high stress distribution in the region close to the interface can be the driving force for interfacial failure

    本文的最後還藉助于有限元方法對層間增韌復合材料進行了宏觀和細觀斷韌性分析,基於mori - tanaka等效夾雜理論,計算了含量和尺寸對j積分的影響,有限元分析的結果同樣表明層間增韌可以有效的降低紋尖端應力水平,並暗示界是可能存在的失效原因,所進行的數值分析起到了進一步支持和解釋增韌機理的作用。
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