料層直徑 的英文怎麼說

中文拼音 [liàocéngzhíjìng]
料層直徑 英文
bed diameter
  • : 名詞1 (材料; 原料) material; stuff 2 (喂牲口用的穀物) feed; fodder 3 (料器) glassware 4 (...
  • : i 量詞1 (用於重疊、積累的東西 如樓層、階層、地層) storey; tier; stratum 2 (用於可以分項分步的...
  • : Ⅰ形容詞1 (成直線的; 硬挺的) straight; stiff 2 (跟地面垂直的; 從上到下的; 從前到后的) erect; v...
  • : Ⅰ名詞1 (狹窄的道路; 小路) footpath; path; track 2 (達到目的的方法) way; means 3 (直徑的簡稱...
  • 直徑 : diameter; diam
  1. Through the experimental research, we think : the technological capacity of fiberglass asphalt macadam if weaker than asphalt macadam, however, if use elasticized capacity to solve blending technological problem. adjust the breed of fiber silk, extend its diameter, its paving capacity is still worth exploring, asphalt - rubber macadam structure lager have good deformed - become capacity and crazed - resistance capacity, small gap rate. good water - resistance capacity, good hot - stability and simple construction technology. therefore. pitch rubber spall is a good cover material which is suitable for the second class or lower whose asphalt pavement has split open because of fatigue. and is the good structural measure of preventing half - rigidity grass - roots unit shrink - rift reflecting. pave a thin layer of pitch rubber spall between asphalt - type pavement layer and half - rigidity basic level, although the cost of building is higher than paving togongbu in the middle, the construction technology, crazing - resistance and water - resistance are better than togongbu, not only could reduce greatly the reflex of half - rigidity grass - roots unit material, long then the use lifespan of pavement, but also it is possible to reduce suitably the thickness of asphalt mixture layer, though the cast of building in the early days becomes more, in the long - term opinion, it have fully important technological and economical significance

    通過試驗研究認為:玻璃纖維瀝青碎石的技術性能不如瀝青碎石好,但路用彈性性能較好,如能解決拌和工藝問題,調整纖維絲的品種,增大其,其路用性能仍值得探討,瀝青橡膠碎石結構具有變形性能和抗裂性能良好,空隙率小,防水性能好,熱穩定性較好,施工工藝簡單的特點,因此,瀝青橡膠碎石是二級及二級以下公路因疲勞而開裂的瀝青路面的良好罩面材,也是防止半剛性基收縮裂縫反射的良好結構措施,在瀝青類路面面和半剛性基之間夾鋪瀝青橡膠碎石薄,雖然造價比夾鋪土工布高,但其施工工藝,抗裂性能和防水性能均優于土工布,不僅可以大大減少半剛性基的反射裂縫,延長路面使用壽命,而且可能適當減薄瀝青混合的厚度,雖然初期造價有所增加,從長遠來看,具有十分重要的技術和經濟意義。
  2. Environmental mineral fibre mainly points crude minerals like sepiolite and palygorskite species layer - chained magnesian silicate, which have excellent physical - chemical properties and are rare environmental mineral materials in the world nowadays because of the rigor of their form conditions. the single crystals of palygorskite are mostly acicular and fibrous, 30 - 80nm of crystal diameter, and are typical crude nano - rank materials

    環境礦物纖維主要指以海泡石、坡縷石類鏈狀鎂質硅酸鹽為主的天然礦物,具有優良的物化性能,由於其形成條件苛刻,為世界性稀缺的環境礦物材,其單晶多為針狀、纖維狀,晶體為30 - 80nm ,屬典型的天然納米級材
  3. They are double - layered compound films of air cushion type, which are exteuded of ldpe. they are mainly used as anti - shock packing supplies of meters, in struments, and fragile goods, atahey can also be used as shock absorption packing supplies for electronic, food and hardware industries, and mol plastic articles, arts and crafts products and daily use artcles, etc. the company can produce ageat variety of air cushion bag products, such as single of double sided winding air cushion products / shapud bags

    產品描述:採用聚乙稀ldpe為原,經擠出雙膜真空復合成型的氣墊薄膜(簡稱汽泡膜) ,產品主要用於儀表、儀器、易碎、易損物品的防震包裝及電子行業、食品、工藝品、五金、注塑件、日用品等行業的減震包裝,可生產單面、雙面汽泡卷材、成型袋,普通中泡10 ? ,並可生產25 ? 、 30 ?的超大汽泡膜。
  4. Through the approach of investigative questionnaire and ability examination, considering both teachers " teaching practice in senior high school and students " need in analyzing and resolving problem, taking the method of fixing the quality and quantity, we make a demonstration research. at last, we draw a conclusion that the 19 manifestations of chemistry ability can be reduced to three levels : the basal level, called repeating thinking, includes distinguishing and judging the chemical fact and relations of quantity in chemical reaction, comparing and summarizing the chemistry fundamental knowledge ; innovative thinking level includes illogical thinking and logical thinking. illogical thinking mainly contains intuition, association and space imagination of micro - particle

    通過調查問卷、能力測試等途,結合教師在中學化學的教學實踐和學生在分析、解決問題的實際需要,採用定性與定量結合的方法,進行實證研究,得出結論:化學學科能力的19種表現形式歸納為3個次:最基礎的再造性思維能力次包括對化學事實和化學反應中量的關系的識別和判斷、對化學基礎知識的比較概括;以培養創新能力為核心的創造性思維次包括化學覺思維、聯想、對微觀粒子的空間想象為主的非邏輯思維和靈活運用已學的化學知識通過分析、綜合地解決問題為主的邏輯思維;化學實驗能力次是化學學科能力的最高次,它以思維能力為基礎,集中體現了化學教學的基本特徵,實驗能力次包括:選用實驗方法和設計實驗方案,對實驗的評價,研究和處理實驗事實、資、數據,發現規律,表達實驗及其結果,最終解決問題的能力和發散思維。
  5. Based on historic radiosonde data of changchun city, jilin province and xian city. shanxi province and on the typical model of profiles of cloud liquid water content for stratiformis, the coefficients of retrieval equation are obtained as the functions of height for each month from april to july in the two cities. furthermore, we explore the internal physics signification of retrieval coefficients ' distributing according to every month and have comparisons between the two cities. then the numerical simulation tests of the accuracy of retrieval results are given : the statistical relative deviation of retrieved values of l to the simulated " trues " on the ground is 15 - 25 % and that at altitude of 6km is 5 - 10 %, that means the retrieval method and implementation of the method are applicable to processing measurements of an airborne radiometer made in china recently

    本文介紹機載對空微波輻射計探測雲中路積分液態水含量( l )的輻射傳輸原理和反演方法;根據吉林省長春市和陜西省西安市的歷史探空資和典型的狀雲液水垂分佈模式,得到這兩個地區4 - 7月各月的隨高度而變的反演公式及其系數的表達式;探索了和反演系數有關系的大氣的影響,並在各個月份之間進行了比較分析;給出了反演誤差的數值模擬檢驗結果:在地面反演值對『真值』的統計相對偏差是15 - 25 ,在6公里高度處為5 - 10 ,表明該方法已具有實用可接受的精度。
  6. Oxygen diffusion transport and electrochemical reaction in the oxygen cathode of direct methanol fuel cell ( dmfc ) have been expressed with the tffa model. model calculation has been carried out to investigate the effects of structural parameters of the dmfc cathode on the electrode performance, which is respectively represented by the curve of cathode overpotential versus current density. much attention has been paid to parameters including the porosity of the reaction layer, the thickness of the thin - film on the flooded - agglomerate, the radius of the flooded - agglomerate, the volume fraction of the flooded - agglomerates in the reaction layer

    本文首先運用tffa模型描述接甲醇燃電池( dmfc )陰極氧氣的傳遞和電化學反應過程,研究了過電位-電流密度曲線受陰極結構參數變化的影響程度,其中著重考慮了以下幾個參數:催化的孔隙率,浸漬聚集體薄膜的厚度,浸漬聚集體的半,浸漬聚集體在催化中的體積分數。
  7. Toughening thermoset matrix composites with interlayered thermoplastic particles is an effective method to improve fracture toughness and impact resistance without sacrificing hot / wet properties. furthermore, transverse strength, fatigue resistance and solvent resistance can also be enhanced. drapability and tackness of interleaved prepreg is maintained as conventional level

    對樹脂基體復合材採取間顆粒增韌是提高復合材壓板韌性、抗沖擊能力和抗分能力的有效途,在保持原有復合材濕熱性能的前提下,通過間顆粒增韌,還可以改善垂纖維方向的強度、抗疲勞性能以及耐溶劑性,並不影響原有的成型工藝。
  8. Combining achievements in past scientific research, this thesis summarizes some problems in the process of decreasing water, the problems contains : important parameters such as percolation coefficient, interfering radius etc ; designers get parameters from their experience and make their choice of limited prospecting materials too simply, because of the limits, designer ca n ' t make quantitative analysis on groundwater ; differences on breakwater effect of setting water - tight screen is still existed, although research evolvement in this field is done ; they ca n ' t grasp the hydrogeology parameters accurately in that it influences rightness of designing in deep excavation water - decreasing

    本文結合以往的研究成果,總結了降水過程中存在的一些問題,主要包括:重要設計參數,如地滲透性、基坑降水影響半等,設計中僅從個人經驗出發取值,對有限的勘探資進行取捨和過分地簡化。這些局限使設計者不能對地下水進行科學的定量分析,盲目性較大;深基坑降低承壓水引起的周邊地面沉降的研究雖已取得很大的進展,但是一些主要問題仍未解決,對防滲帷幕的實際擋水效果存在不同看法;對於弱透水的水文地質參數一難以準確把握,影響了深基坑降水設計的正確性。
  9. In this thesis, first, reasons and factors for the stability of loose rock dams were summarized according to the field surveys and certain expert ' s experiences. then, researches on block stability problems were reviewed, and according to the relationship between grain size and incipient velocity, it is found that the block weight is in direct proportion to 6 - 9 power of incipient velocity, and 50 % increase of the velocity will result in about 40 times change of the block weight. after that, experiments were conducted in a flume, focusing on the relationship between incipient velocity and some main factors including block weight, water depth over the dam, cross - section size, block material and river bed material

    本文首先根據散拋石壩損毀情況的現場調查資,結合有關專家多年的整治經驗,總結出壩體的損毀原因及影響因素;對現有塊體穩定性的研究成果進行回顧和總結,並針對散拋石壩的接損毀現象,結合山區河流的水流、地形特點,利用塊體粒與起動流速的關系,提出塊體穩定重量與起動流速高次方成正比的概念,流速50的增長可能導致塊體穩定重量接近40倍的變化;通過二維變坡水槽試驗,研究了壩體穩定的主要影響因素,包括塊體重量、壩頂水深、斷面尺寸、塊體材(塊石和卵石兩種) 、護底等,結果表明對于山區河流,試圖僅僅通過增加壩體單個塊體重量或斷面尺寸來提高壩體穩定性效果甚微;最後,根據西部地區的自然、經濟、交通等條件,提出可以採用柔性混凝土鉸鏈體等一類整體性較好的護面作為散拋石壩的防沖毀措施,以期取得良好的工程效果。
  10. The in - plane equivalent elastic modulus and tensile strength of stitched composite laminates are studied, and it ' s found that the in - plane equivalent elastic modulus decreases with the increase of stitch density, stitch thread diameter, maximal misalignment angle and the distortion width, and the range is about 5 %. the tensile strength of stitched composite laminate increases with the increase of stitch step and decreases with the stitch space. the

    研究結果表明:隨著縫紉密度、縫紉線、最大纖維偏轉角和縫紉變形區寬度的增加,縫紉復合材合板面內等效模量逐漸降低,最大降幅一般在5 %左右;縫紉復合材合板的拉伸強度隨縫紉針距的增加而增大,隨縫紉行距的增加而降低,因此縫紉密度對拉伸強度的影響程度要看具體的縫紉針距和行距。
  11. The study is about a kind of 3 - year - old pharmaceutical plant t. media cv. hicksii. we set up 3 kinds of different illumination handles using the black sunshade net shading in the pharmaceutical plant garden of the southwestern normal university ( elevation is 250 meters ) of chongqing. the natural light intensity ( passing through light rate is 100 % ) is the contrast, consequently the passing through light rates of one - layer shading and two - layer shading are 50. 0 %, 12. 5 % respectively

    本文以盆載(紫色壤土,盆高20cm ,15cm ) 3年生的曼地亞紅豆杉( taxusmediacv . hicksii )為材,于重慶西南師范大學藥用植物園內(海拔250m )利用黑色遮陽網遮光,設置3種不同的光照處理,以自然光為對照(透光率100 ) ,一遮蔭、二遮蔭透光率分別為: 50 . 0 、 12 . 5 。
  12. It can be the isolation layer of roadbed between different materials i. e. rai lway, road and airport, and isolate the soil from the gravel based on different g ra nule pathway

    可以作為鐵路,公路機場等路基中不同材之間的隔離,將不同顆粒的沙石分隔開。
  13. Abstract : in order to bring the material function into play the ramp load method demands the flange rigidification with great range and deep layer

    文摘:坡道載荷設計法要求半軸法蘭圓角大范圍和桿部深硬化,以充分發揮材的潛力,實現強度與塑性的合理配合。
  14. The failure mechanism of anchoring system was analysed, and the failure form and chitical length of anchoring steel bar were determined, factors influencing the properities of anchoring were discussed, and engineering application was carried cent

    鋼筋的臨界錨固長度受錨固材抗拉強度、鋼筋的相對保護厚度和鋼筋凈間距、鋼筋的和外形等諸多因素的影響,有效錨固深度一般為10d 15d 。
  15. The residual strength of damaged composite laminates and their repaired structures are calculated, and the influence of the repair parameters is discussed by the finite element and program stated above. some useful conclusion can be drawn according to the curves, which show the influence of repair parameters to repair effect. for the laminate which contains a circle hole, the suggested patch shape is circle, the patch size is 2 to 3 times than the diameter of damaged hole, the patch thickness is equal to the parent laminate and the patch stacking sequence is the same as the parent laminate

    用所建立的二維有限元模型和編寫的有限元程序計算損傷板及其修補結構的剩餘強度,並分析了修補參數對修補效果的影響;根據本文計算得到的修補參數對修補效果的影響曲線,可以得到如下結論: ?對于含孔復合材壓板,當圓形補片與母板鋪排順序相同、為損傷孔2 3倍、相對厚度為100時能夠獲得比較好的修補效果。
  16. By observing the macrocosmic and microcosmic state of the test specimens, the ablation pattern of inhibitor was put forward and ablation mechanism was analyzed. the critical average particle diameter that influenced inhibitor ablation was obtained. the time - dependent ablation expression associated particle concentration and angle was achieved through analyzing their variation alone with the change of specimen figure

    ( 4 )通過對試驗后絕熱材試件的表觀和微觀狀態分析,提出了過載條件下絕熱的燒蝕模式,並分析了其燒蝕機理,獲得了試驗條件下影響絕熱燒蝕的平均顆粒
  17. The polishing technology of ccos is studied by a series of experiments. the effect of polishing process parameters on the removal efficiency and the stability of the removal function are studied, which include the polishing compound, the density of the polishing fluid, ph of the polishing fluid, the polishing velocity, the polishing pressure and so on. finally, a suit of effective process parameters are given and better experimental result are obtain

    在大量工藝實驗的基礎上,揭示了拋光劑種類、拋光液的供給量、拋光液濃度、拋光液的酸度值( ph值) 、拋光速度、拋光壓力、拋光模材、拋光模及膠厚度等對拋光效率和去除函數穩定性的影響規律;最後,總結了一套拋光工藝,利用該工藝進行的拋光精度收斂性實驗達到了較好的效果。
  18. With the input of a vibration acceleration history of subway train, a full dynamic analysis of soil - pile - structure is carried out. the propagation of vibration wave on the ground and vibration responses of the huge platform and the storied buildings are analyzed. some conclusions are drawn as follows : ( 1 ) with the increase of the distance to the vibration source, vibration intensity of the ground decreases ; ( 2 ) the vibration intensity of the ground in vertical direction is slightly larger than that in horizontal direction ; ( 3 ) with the increase of the distance to the vibration source, the situation that the vibration intensity of each building in horizontal direction is maximum at highest and lowest story whereas minimum at the middle story changes gradually to that decreasing with the height of building ; ( 4 ) in vertical direction, the vibration velocities and accelerations at the end points of each story of a building are the nominal identical, which indicates that the vertical vibration of them is unanimous ; ( 5 ) the vibration intensity in vertical direction of a building is larger than that in horizontal direction ; ( 6 ) increasing of the elasticity of track is an effective way to abate vibration of ground and buildings

    本文以北京地鐵八王墳車輛段地上超大結構(車輛段大平臺及其上的小區樓房)及其地基基礎為研究對象,在研究和分析有關資的基礎上,用快速拉格朗日有限差分法軟體flac建立了二維數值分析模型,並以列車振動加速度時程作為模型輸入,進行了地基?樁基礎?地上結構的整體動力學分析,分析了地鐵列車運行產生的振動在地面的傳播規律及其對地上結構的影響,得到了如下結論: ( 1 )隨著與地鐵線路距離的增大,地面的振動強度有減小的趨勢; ( 2 )地面豎方向的振動強度較之水平方向的略大; ( 3 )隨著與振源距離的增大,在水平方向上,地上各幢樓房的振動強度由底和頂的最大、中間的最小逐漸過渡到沿樓增高而減小; ( 4 )在豎方向上,每幢樓各端點的振動速度、加速度完全相同,表明樓房各在豎方向上的運動狀態一致; ( 5 )各幢樓房豎方向的振動強度比水平方向的大; ( 6 )增加軌道彈性是減輕地面和地上建築振動的有效途
  19. Experiments on the influence of optical fiber ’ s diameter, coating, plying direction and embedment numbers on mechanical properties of cfrp, and optical fiber ’ s light - loss were carried out to study compatible properties of fbgs embedded in cfrp

    通過實驗討論埋入光纖與碳纖維復合材的相容性,即光纖、塗、排布方向及光纖埋入體積對cfrp力學性能的影響, cfrp對埋入光纖光導損耗的影響。
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