顆粒強度試驗 的英文怎麼說

中文拼音 [qiángshìyàn]
顆粒強度試驗 英文
separator strength test
  • : 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)
  • : 強形容詞(強硬不屈;固執) stubborn; unyielding
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 名詞(古代占卜用的器具) astrolabe
  • : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
  • 顆粒 : 1 (小而圓的東西) pellet; bead; dust; anything small and roundish (as a bean pearl etc )2 (一...
  • 試驗 : trial; experiment; test
  1. The age hardening characteristic of as - cast cu20ni20mn and cu20ni35mn alloys and the interface characteristic between the alloy and cast tungsten carbide were studied, and on the basis of this study, composites of cu - ni - mn alloy reinforced with different volume fraction ( 0 - 45vol. % ) and different size ( 42 - 362 m ) of cast tungsten carbide particles were made by vacuum hot - pressing liquid sintering technology. pin on disk two body abrasion tests have been performed with different size of sic abrasive under different loads

    本文研究了鑄態cu20ni20mn和cu20ni35mn合金的時效硬化特性及其與鑄造碳化鎢的界面特性,並在此基礎上以不同尺寸( 42 362 m )的鑄造碳化鎢為增體,採用真空熱壓液相燒結技術制備了不同含量( 0 45vol . )的鑄造碳化鎢cu - ni - mn合金基復合材料;以不同的sic為磨料,在不同載荷條件下利用銷?盤磨損機測了復合材料的二體磨料磨損性能。
  2. Finally build the foundation to prepare the composites of structure and m - type ferrite with structure and function properties. the constituent phases, microstructure and crystal dimension and crystal coalescence, mechanical properties, magnetic properties of the composites were investigated by means of x - ray diffraction ( xrd ), scanning electron micrograp h ( sem ) and transmission electron micrograph ( tem ), mechanical testing instrument, vibrating sample magnetometer ( vsm ) respectively

    採用xrd技術鑒定復合材料的物相,利用sem , tem來分析srfe12o19及其復合材料的結構形貌,大小及結合情況,使用伺服材料實機、洛氏硬計及振動樣品磁計( vsm )測了復合陶瓷的抗彎、硬及其磁性能,並探討它們之間關系。
  3. The results show that the composites were more wear resistant than the matrix, contributing to the " volume effect " and " size effect ", the wear resistance increases with the particle content and size. the composite shows better wear resistance than high chromium cast iron material especially in low load and fine abrasive test condition. the results also indicate that the composite strengthened by ageing treatment was more wear resistant than as - cast composite

    磨損結果表明,鑄造碳化鎢cu - ni - mn合金基復合材料具有比較高的抗磨料磨損能力,而且其耐磨性隨著鑄造碳化鎢體積分數及尺寸的增大而提高,表現出了烈的「體積效應」及「尺寸效應」 ,尤其是在低載荷、細磨料磨損條件下,復合材料表現出更好的而寸磨性,即使與高鉻鑄鐵( cr28 )相比也有很大程的提高。
  4. The results indicate that the fracture toughness is influenced markedly by the different base structure of vermicular east iron and by the form of graphite ; unlike steel, the fracture toughness of vermicular cast iron increases with the yielding strength, while drops drastically with the increase of ratio of graphite grain length to thickness

    結果表明,蠕墨鑄鐵的斷裂韌受不同基體組織的影響比較明顯;受不同石墨形態的影響顯著,與結構鋼不同,蠕墨鑄鐵的斷裂韌隨材料的屈服增大而增大,隨石墨的長厚比增加會急劇下降。
  5. On the basis of theory analysis, the average transmitted light intensity ( correspond to dc value ) was determined as characteristic parameter of raw water using photoelectric method for monitoring the fluctuation of transmitted light and photometric dispersion analyzer ( pda ). the dc value was closely related to both particle concentration and surface area of sand clay simultaneously. the experimental results shows that there is an exponential function relation between dc and surface area of sand clay in unit volume water ( sp ) : dc = asbp in which a and b are empirical coefficients. then the formula of macromolecule flocculant dosage is found to be d = f ( dc ) = e ( dc ) f in which e and / are empirical coefficients and the average correlation coefficient equal to 0. 981. so the model of automatical control system of water treatment plant was established using the formula

    應用透光率脈動檢測技術和光散射分析儀( pda ) ,通過理論分析,將pda的輸出信號之一? ?平均透光(對應于dc值)作為原水的特性表徵參數, dc值可以同時反映和比表面積因素的影響,結果證明, dc值與單位體積水中泥沙總表面積s _ p之間具有很好的冪函數關系: dc = cs _ p ~ d ,式中c 、 d為經系數,進而得到了以dc值為參數的高分子絮凝劑投藥量公式: d = f ( dc ) = e ( dc ) ~ f ,式中: e 、 f為經系數,平均相關系數達0 . 981 ,利用所建立的公式,建立了前饋? ?后饋聯合控制的在線自動投藥模型。
  6. The mechanics properties of two type of the lwts mixed with different foamed plastic beads are researched by the uniaxial compression test, the isotropic compression test and the triaxial compression test

    本文對添加不同種類泡沫塑料的輕質混合土樣進行了無側限抗壓、等向壓縮及三軸剪切
  7. In this paper, nanosized al2o3 ceramic particles were chose as reinforcing phase. enhanced with ultrasonic wave the particles were covered with copper using method by electroless plating, the copper - matrix composite was developed by hot - press sintering process of the composite powder. the composition, microstructure, hardness, density and dry sliding wear property of the new material have been studied

    研究路線為:選用納米級al _ 2o _ 3陶瓷作為增相,在超聲波的環境中用化學鍍的方法完成對納米al _ 2o _ 3陶瓷表面的金屬銅包覆,採用熱壓燒結成型技術以復合粉末為原料制備成納米al _ 2o _ 3陶瓷銅基復合材料,研究分析復合材料的成分、組織結構、硬以及緻密,對樣進行了干滑動摩擦磨損實
  8. With the very low water to cement ratio, rpc has ultra - high strength high ductility and low permeability. in this paper, the compressive strength of rpc can reach to a high point with the number approximately 135mpa. as illustrated from the study results, we can approve some fundamental conclusions : there are big effects on rpc with deferent kinds and properties of raw materials and deferent curing conditions ; stress - strain curve shows the process of destroy with rpc samples ; x - ray diffraction analysis indicates that heat treatment at temperatures 90 accelerate the hydration of rpc sharply, therefore, mechanical and microstructural properties of rpc are highly dependent on heat treatment ; it is believed that rpc materials have excellent resistance to chloride permeability ; during the heat treatment, the shrinkage of rpc developed quickly because of chemical reactions ; the rpc with slag mostly has the advantage of rpc without slag about resistance to solutions corrosion

    研究結果表明:通過對rpc各組分摻量變化的研究,可以找到rpc的最優配合比;件成型后的熱養護制對rpc的性能影響巨大; rpc的抗壓應力?應變曲線可以反映出件受破壞時微裂紋的擴展情況,剛纖維的摻入可以大幅改善rpc的韌性; rpc在成型后存在較大的收縮,而其中的化學收縮要遠遠大於乾燥收縮; rpc具有很的抗氯離子滲透性能,漿體的密實很高;通過x射線衍射實,可以發現rpc的膠凝體中ch晶體已經幾乎不存在,膠凝體主要由c - s - h凝膠和未水化水泥組成;在抗溶液侵蝕的實中,摻礦渣rpc的抗溶液侵蝕性能在絕大多數情況下要好於不摻礦渣件,酸、堿溶液和浙江工業大學碩士學位論文摘要一些鹽溶液都會對rpc的結構產生侵蝕作用,但是機理各有不同。
  9. Granules and agglomerates - test methods for strength

    和結塊.方法
  10. The author of this article used orthogonal test design, arranged the test scheme scientifically, selected material aboratively, at last yield a ultrahigh strength cement - based material ( uhscm ), whose compressive strength exceeded 120 mpa, mainly by using 625r ordinary portland cement, superfine aggregate - - silica fume, superplasticizers and so on

    本文在廣泛閱讀國內外有關資料的基礎上,採用正交設計,科學地安排方案,精心選材,用625r普通硅酸鹽水泥、超細集料硅灰、高效減水劑等材料,採用常規工藝配製出了一種抗壓超過120mpa的超高水泥基材料。
  11. This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory

    本文較全面、系統地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題,主要研究內容有: ( 1 )實、測定了20種常見生物質的能量(發熱量)和c 、 h 、 n元素含量,根據實結果分別建立了以h和c為自變量的生物質能量預測經公式,並通過r _ ( 0 . 05 )檢;為閃速熱解液化裝置能量轉化率計算和生物質能量利用率計算提供了依據和方便; ( 2 )選擇了8種生物質樣作了等加熱速率( 10 min 、 20 min 、 40 min 、 60 min )和恆溫加熱的tg和dtg實,根據實數據和阿倫尼烏斯公式建立了生物質熱解反應動力學微分方程,並採用goast - redfem積分法和p函數對其動力學參數進行了求解,解析出各種生物質的頻率因子和活化能參數,進而建立了各種生物質的熱解動力學模型,為科學確定反應器的閃速熱解工作溫范圍及熱解反應動力學描述,提供了理論和依據; ( 3 )為研究和確定不同尺的生物質中心達到全熱解的時間,在體視顯微鏡下對不同的生物質的長徑比進行了實觀察和測定,得出生物質的長徑比( l d )一般在5 . 0 6 . 0之間,平均為5 . 3的結果; ( 4 )採用復雜溫場傳熱學理論對生物質傳熱過程及充分熱解時間理論進行了研究,解析推導出了不同尺寸生物質中心溫達到充分熱解溫的時間( t ) ,得出了理論推導的充分熱解時間與最大產油率的熱解時間相一致的結果,為閃速熱解反應器固相滯留時間設計和預測提供了理論依據; ( 5 )根據上述實結果,綜合運用工程力學、工程材料、機械設計學原理,推導、建立了轉錐式閃速熱解反應器物料滯留時間( )與轉速(或頻率)合理匹配理論; ( 6 )提出了轉錐式閃速熱解反應器的最小錐角設計、錐壁設計、生產能力設計理論和功率計算方法及臨界轉速理論等。
  12. It is a reliable instrument for the measurement of the coherent structure in turbulence. an improved 2 - d ptv was developed based on previous research experiences, which can be used to measure the trajectories of particles motion. for the experimental study on the particle motion in the dilute solid - liquid two - phase flow, especially for the motion characteristics and dynamic characteristics of coarse particles in water, this kind of system was proved to have great advantages

    利用該系統可獲取大量的統計樣本並進行計算機快速分析,為明槽紊流相干結構的研究提供了一種嶄新的測量手段;在前人工作的基礎上,開發了一種能夠測量水流中運動軌跡的ptv系統,該系統具有可靠的精,能同步測量全剖面的瞬時運動信息,為運動特性及動力學特性的研究提供了有力的手段。
  13. Through strength tests and xrd tests for cemented stone, the paper presents action mechanism of the nanometer materials in the cement hydration and hardening process : pozzolanic effect, filling effect, acceleration action for the cement hydration, and improving action for microstructure. from the four aspects, the modified mechanism of the nanometer silica fume and ordinary silica fume in cement paste are compared. the analysis results show that the particular properties of the nanometer silica fume include particle fineness, crystal structure and surface hydroxy, etc. a serial of laboratory tests are performed to study physical and mechanic properties of the clay with the addition of the nanometer silica fume

    結合水泥石和xrd,從火山灰效應、填充效應、水泥水化促進作用和微結構改善作用等方面探討了三種納米礦粉在水泥水化硬化過程中的作用機理;從這四個方面出發,對比分析了納米硅粉和普通硅粉作用機理的異同點,分析表明,納米硅粉的優異特性主要表現為、晶體結構、表面羥基等特性。
  14. In the study, what ' s more, some particular experiment phenomenon are explained by means of theories, such as water move, the change of water and ice. in the test, the preliminary propagation of the hard rock containing a small mount of aperture is dominant during the test, inner damage of soft rock containing a large mount of apertures is largely propagating with the time increasement of circle, because the circle time is limited, the damage propagation can not be observed during enough times

    發現,對于較大,孔隙閉合程較高時最初的幾次凍融循環對損傷的擴展起著主導作用,而後逐漸趨于恆值;而對于較低,孔隙貫通程較高,離散性較大的軟砂巖,隨著凍融循環次數的增加,損傷變量增大,由於本次凍融次數有限,未能觀察到凍融循環次數較高時的損傷變量變化情況。
  15. For silt, the relationship between the strength of stabilized soils with various cement contents and the cement content was investigated experimentally, and the formula of cement contents for wrapping soil particle and filling pore during the structural formation of the stabilized soil was derived

    摘要以粉砂土為研究對象,對水泥土抗壓與水泥含量關系進行了研究,推導了水泥土結構形成過程中水泥漿包裹土和填充孔隙所分別對應水泥量的理論計算公式。
  16. Standard test method for carbon black, pelleted - mass strength

    炭黑的標準方法.質量
  17. Standard test method for radial crush strength of extruded catalyst and catalyst carrier particles

    擠壓催化劑和催化劑載體輻射抗壓的標準方法
  18. Therefore, interlayer toughened composites are the excellent candidate materials for primary structure of aircrafts. in this paper, composites modified with particle - interlayer were fabricated. based on the aims of improving compression strength after impact ( cai ) and evaluate damage resistance and damage tolerance, mode ii fracture toughness test and quasi - static indentation test ( qsi ) were conducted

    本文採用層間增韌技術制備件,基於提高沖擊后壓縮( cai )和考察損傷阻抗、損傷容限的目的,了型層間斷裂韌性g _ ( c ) 、準靜壓痕( qsi )的分層起始能量和接觸力?凹坑深關系。
  19. In order to apply die - casting into particulates reinforced aluminum matrix composites, which would make this kind of material used more and more widely, the shaping properties of the composites in semi - solid were studied and complicated parts were die - cast with the composites in this paper

    為了將壓鑄工藝與鋁基復合材料很好地結合起來,擴大鋁基復合材料的應用范圍,本文進行了復合材料成型性能測、復雜件的壓鑄,並研究了壓鑄件的微觀組織、硬和耐磨性能。
  20. The direct shear tests indicate that the strength of the soils is affected obviously by the quantity of the water in the specimens. the dynamic triaxial tests show that the strength reduces and the pore water pressure increase with the rising of vibration times

    在室內對土樣進行了分析、滲透、直接剪切、振動三軸等;通過直剪成果,分析了斜坡土體的抗剪指標在不同含水量情況下的變化規律。
分享友人