路面耐用性 的英文怎麼說
中文拼音 [lùmiànnàiyòngxìng]
路面耐用性
英文
pavement serviceability- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 面 : 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...
- 耐 : 動詞(受得住; 禁得起) be able to bear or endure
- 用 : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 路面 : road surface; pavement; roadbed路面板 road deck; roadway slab; 路面標高 grade elevation; 路面標線...
- 耐用性 : endurance
- 耐用 : durable; stand wear and tear
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In view of the common property of dendritic cells and complement, namely their ability to link innate and acquired immunity, and with no reports, to date, addressing the direct effects of complement on the biological functions of dendritic cells, we decided to study the interaction between the complement system and dendritic cells
本研究的完成有助於在免疫應答的調控機制方面獲得新的認識,並對補體和dc在連接天然免疫和獲得性免疫之間的作用及相互關系能有更全面的理解,為進一步從新的角度和思路深入研究dc在抗原特異性免疫應答與免疫耐受中的作用及其機制奠定基礎。Ym series is an epoxy - bond, two - part liquid thermal cure marking ink. it has such perfimance characters as good printing adaptability, fast curing rate excellent adhesion and insulation resistance. it is better to be used in making double surface and the multipke layers circuit boards
Ym為雙組液型熱固化標記油墨,具有良好的印刷性,固化速度快,塗膜硬化后具有優異的附著力、耐化學性,特別適合用於雙面及多層印刷電路板。Abstract : the friction types and wear mechadism of high - chromium cast iron composite is discussed. the experimental results show that this compositc pipeline has good economic benefit, applicability and popularization in coal separation medium pipeline
文摘:從磨損類型和耐磨機理等方面,對高鉻耐磨鑄鐵復合材料進行了探討,試驗結果和經濟效益分析表明,這種高鉻耐磨鑄鐵復合管對于選煤介質管路有良好的適用性和推廣應用價值。This paper unfolds engineering disposition and theoretical research of negative temperature high performance concrete ( nthpc ) with the damage of many factors motivation, the project background based on qing - zang railway engineering, which is one of four - emphasized engineering during the tenth five - plan. due to the difference of environment of construction and service between nthpc and ordinary concrete, and therefore durability of nthpc is required to higher level. at a first, nthpc must avoid frozen damage at early age and possess anti - freezing property at later period, in order to meet engineering practicable application need, and this are two emphasized and difficult problems, as for nthpc ; by means of mechanism analysis about deicing - agent ingredient and anti - freezing at early period, adopting composite technique routine of mineral addition + anti - freezing element + water - reducer4 - air - entraining + anti - erosion of steel component etc, based on orthogonal experimental approach, fd - 1 composite functional admixtu re was manufactured, which has more property and orientation on qing - zang railway
負溫混凝土由於和普通混凝土在施工環境及服役環境上存在的差異,因此表現為比普通混凝土更為較高的耐久性要求;負溫混凝土首先要避免早期的凍害以及具備長期抗凍性能,才能夠滿足工程實際應用的要求,這也是負溫混凝土必須解決的兩大技術關鍵;通過對目前常用防凍劑組分作用機理的分析研究及混凝土早期防凍機理探討,採用礦物外加劑+防凍組分+高效減水劑+引氣+阻銹組分功能復合的技術路線,通過正交試驗設計復配了適應青藏鐵路工程要求的專用多功能復合型外加劑fd - 1 ;並在此基礎上配製不同等級負溫高性能混凝土,開展一系列包括硫酸鹽侵蝕、氯離子滲透、抗凍融循環、收縮及耐磨性等耐久性能研究;通過對fd - 1組分和摻量的調整,優化負溫混凝土在施工特性、力學指標和耐久性三個方面的兼容、協調性。Downside : toe rand susceptible to gouging and tearing on rocky scrambles, but overall durability is surprising for such a light shoe
缺點:在多巖石的路面爬行時,腳趾邊緣部位很容易磨損。但是對于這樣一款十分輕巧的鞋來說,它的耐用性還是令人吃驚的。According to the special shape and operate requirements of the torpedo, the structure and moulding process of the torpedo shell are established, in which the body and overlay block with grooves are moulded by fiber winding, and close moulding respectively with the adhesive by limited stop compression. in the light of the selection of raw material system, composite system with outstanding performance are defined, based on which the mechanical properties are tested., with the overall consideration of structural characters and design demands, the main factors which may have effects on the strength and stability ( including stiffness section dimension, stiffeners space, skin thickness and skin lay angle ) is optimized one by one for the structure design parameters on the base of the fem model of skin, stiffness and layover block by fem. as a result, the prototype with 1 : 1 proportion and its structure and lay optimization design are completed. the moulding technology for polyurethane foam moulding the stiffened shell is obtai ned in terms of the design, manufacture moulding, experimental mould and tooling
依據在研產品特殊的外型結構和使用要求,確定了該型號水雷復合材料殼體的具體結構形式和復合成型工藝路線,即由纖維纏繞工藝成型主體異形件,閉模成型帶通槽外貼塊,用限位加壓工裝實現粘接的工藝路線;通過對原材料體系的篩選,確定了綜合性能較好的復合材料體系,以此為基礎進行了力學性能測試;運用有限元方法,建立了蒙皮、筋條和外貼塊的分析模型,綜合考慮結構特點和設計要求,對影響結構強度與穩定性的主要因素(包括筋截面尺寸、筋間距、蒙皮厚度、蒙皮鋪層角度)分別進行了結構設計參數的優選,最終完成了復合材料異形耐外壓殼體1 : 1樣件和縮比實驗件結構及鋪層優化設計;完成了聚氨酯泡沫胎成型內置加筋殼體的成型工藝技術研究;對縮比件進行外壓性能測試,並給出了應力、應變測試結果。This paper gives a brief introduction of the formation mechanism of sma and the handing property of pavement from the aspects of theory and research. at the same time, this paper also studies the effect of aggregate size on road - related performance in some different grads. except, it also having inspected to use the sbs, the pe and the combination material of sbs and pe to analyze the influence to the function of material road
瀝青瑪蹄脂碎石混合料( sma )以其溫度穩定性好、抗滑性能優良、低噪音、使用耐久等優點在公路建設中越來越受到重視,本文對sma組成特點,強度形成機理與路面使用性能從理論和試驗研究角度進行論述,並針對不同級配的瀝青瑪蹄脂碎石混合料,分析了粗、細集料的粒徑變化對其路用性能的影響,同時也考察了用sbs 、 pe 、 sbs和pe復合改性后的瀝青結合料對混合料的路用性能影響。We built a test road and after one year, we used surface wave exploration to test. the result is that the repaired layer felt old road well and have no empty spot. we used the pendulum friction tested and the results are the wear - resisting property is better than cement concrete pavement and pendulum friction is higher than cement concrete pavement
此種材料同原有水泥混凝土路面的粘結性能強,強度上升快,韌性大,抗凍性好,防水抗滲;通過試驗路運營一年多的檢測結果表明:通過面波儀測定修補層與原路面粘結良好,沒有脫空點;利用擺式摩擦儀測定其耐摩耗性能優于原水泥混凝土路面。The research of high performance pavement concrete ( hppc ) is done in two sides. one is mixture design, the other is pavement performance. the mixture design and design flowchart of hppc is given on the base of nc with the consideration of characteristic of both hppc and nc. the grow law, influencing factor and formation mechanism of hppc strength is analisised by perpendicular experiment. in the same, the fatigue equations are set up for hppc and hppc i on the base of fatigue experiment. the fatigue mechanism of hppc is analysised by damage mechanics and fracture mechanics. brittleness, frost resistance and abrasion resistance of hppc is researched with the camparition to nc i. at last, the economic analysis of hppc is done by two kinds of way
結合高性能混凝土與普通路面混凝土的特點,提出了建立在普通路面混凝土基礎上的高性能路面混凝土配合比設計方法,給出了設計流程;通過正交試驗(強度試驗) ,分析了高性能路面混凝土的強度發展規律、影響因素與形成機理;同時,根據疲勞試驗結果採用雙參數weibull分佈模型分別建立了高性能路面混凝土和高性能路面混凝土(沒有摻加硅粉)疲勞方程,應用損傷力學和斷裂力學,分析了高性能路面混凝土的疲勞機理;並採用了對比分析方法,研究了高性能路面混凝土的脆性、抗凍性和耐磨性等。In the light of its special property being not easy to gain strength, through mechanics researches on different methods to stabilize this kind of low _ liquid _ limit silty soil as subbase material, evaluated both technically and economically, we have got a cement lime stabilization plan to meet the index requirements for non _ side _ limit strength of compression of subbase of class2 road stipulated in the specification ; by means of improving the workmanship, thickening the loose layer of soil, adding soil on covering weave fabric before compaction, such problems can be solved as very poor compaction, loose surface during compaction, roughness and unevenness, coats of layer and shear damages
本文針對黃河沖積而成的低液限粉土其粘粒含量極低、土的不均勻系數很小、膠體活性差的工程特性,通過採用不同方法穩定該類土作底基層材料的力學性能研究,從技術、經濟角度綜合評價,得到滿足規范抗壓強度指標要求的水泥石灰穩定方案。通過對原材料、試驗配合比設計、施工、等方面進行優化,從而顯著減輕了基層的早期及長期縮裂程度,從而提高了路面的耐久性。The cement concrete pavement, as one of the high - grade pavement structures, has been widely used because of such advantages as high strength, good stability, great durability, high temperature stability, abrasive hardness and low cost of maintenance
水泥混凝土路面作為一種高級路面結構形式,以其強度高、穩定性和耐久性好、耐高溫、耐磨耗以及養護費用少等優點而得到了廣泛的應用。In this research, the scientific efficient computer simulation technology replaces the traditional taking - time and arduous experimental method, which provides a beneficial thought for researching the wear design of the contacted machine in the boundary lubrication and computer simulative technology used in the part life design. the developed cam life predicted software can watch and control the cam wear state, forecast it ' s life and have the rudiment of the similar machine life predicted software. so the research has a good application prospect and practicality value
本課題以科學高效的計算機模擬技術取代傳統的費時、費力的實驗方法,為研究接觸高副機構配對副在邊界潤滑條件下的耐久性設計以及計算機模擬技術在零件壽命設計方面的應用提供了一個有益的思路;開發的凸輪使用壽命預測軟體能實時監控凸輪機構的磨損狀態,預測其使用壽命,基本具有了類似機構使用壽命預測軟體的雛形,因此研究成果具有較大的實際意義。Based on component structure analysis of lime fly stabilized aggregate mixture, the performances of lime fly stabilized aggregate mixture with the skeleton density type, such as mechanical property, shrinkage, stability and durability are studied
同時,研究了骨架密實型二灰碎石的力學性能、收縮性能、抗沖刷性能、耐久性能等路面結構使用性能,並與常用的二灰碎石混合料作比較。Abstract : durability zonation standard ( dzs ) is proposed to provide useful parameters for durable concrete structure design. it deals not only with the influence of environment on structures, but also with types, functions and importance of structures based on the theory of life cycle cost ( lcc ). first, the basic concept of dzs for concrete structure design is defined. then the basic principles for dzs are established. the factors for zonation according to natural environmental conditions and structural importance are identified. the usefulness of dzs by citing a real application for concrete highway bridges in zhejiang province is demonstrated. finally, durability regulations are provided accordingly to zonation
文摘:混凝土結構耐久性環境區劃標準的目的就是為混凝土結構耐久性設計提供合理的設計參數.混凝土結構耐久性環境區劃標準在結構全壽命周期成本原理基礎上考慮了環境對結構的影響,並將結構的重要性、結構形式和功能等多方面因素一併納入考慮之中.首先給出了混凝土結構設計耐久性環境區劃標準的概念和建立該標準的3個基本原則,其次根據自然環境條件和結構重要性等確定了區劃的主要影響因素,然後以浙江省公路橋梁結構耐久性環境區劃圖的編制為例說明了混凝土結構耐久性環境區劃的可行性與實用性,最後根據區劃圖給出了耐久性區劃標準的若干設計規定Durability zonation standard ( dzs ) is proposed to provide useful parameters for durable concrete structure design. it deals not only with the influence of environment on structures, but also with types, functions and importance of structures based on the theory of life cycle cost ( lcc ). first, the basic concept of dzs for concrete structure design is defined. then the basic principles for dzs are established. the factors for zonation according to natural environmental conditions and structural importance are identified. the usefulness of dzs by citing a real application for concrete highway bridges in zhejiang province is demonstrated. finally, durability regulations are provided accordingly to zonation
混凝土結構耐久性環境區劃標準的目的就是為混凝土結構耐久性設計提供合理的設計參數.混凝土結構耐久性環境區劃標準在結構全壽命周期成本原理基礎上考慮了環境對結構的影響,並將結構的重要性、結構形式和功能等多方面因素一併納入考慮之中.首先給出了混凝土結構設計耐久性環境區劃標準的概念和建立該標準的3個基本原則,其次根據自然環境條件和結構重要性等確定了區劃的主要影響因素,然後以浙江省公路橋梁結構耐久性環境區劃圖的編制為例說明了混凝土結構耐久性環境區劃的可行性與實用性,最後根據區劃圖給出了耐久性區劃標準的若干設計規定Adopt and import ultraviolet uv paint becoming and drenching and painting the floor board forever, is drenched and painted technical treatment by hi - tech, make the paint fully permeate, adhesive force is stronger, compared with the situation that the tradition drenches the panel which is painted the craft, the wearability doubles and redoubles, the timber line is clearer
永成淋漆地板板面採用進口紫外線uv漆,經高科技淋漆技術處理,使油漆充分滲入,附著力更強,與傳統淋漆工藝的板材相比,耐磨性成倍增長,木材紋路更清晰。Special pattern design combined with new structure and strong carcass provides powerful trac - tion force, excellellent wearability and cutting resistance, is suitable for earth - mouer in mine, tunnel, quarrying plant and building site with long life
獨特的花紋設計,使其具有強大的牽引力,優良的耐磨性和耐切割性,結構新穎,胎體堅固,適用於鏟運機在礦山、隧道和採石場及建築工地等較差路面作業,自潔性好,壽命長。The initial hisense tetra product offering will include a range of compact, ruggedised, lightweight hand - held radios, high - powered 10 watt vehicle radios and gateways that are capable of extending network coverage
初級階段的海信tetra產品將包括簡潔、耐用、輕便的手持無線電通訊設備、高性能的10瓦車載無線電通訊設備及可擴大網路覆蓋面積的網關。Because short fibers have higher tensile resistance and ordinary concrete has higher compressive strength in the process of loading, every technical property of fiber reinforced concrete is improved greatly. accordingly steel fiber reinforced concrete has better stressing properties such as crack resistance, bending resistance, anti - fatigue, anti - friction and high toughness. so it has brilliant future in highway surface, road surface of aerodrome and architectural construction
在受力過程中,短鋼纖維發揮其抗拉強度高,而混凝土發揮其抗壓強度高的各自優勢,從而使其具有優良的抗裂、抗彎、耐疲勞、耐磨耗、韌性高等力學性能,在公路路面、機場道面及建築結構的應用上有著廣闊的前景。Accordingly fiber - reinforced concrete has better stressing properties such as crack resistance, bending resistance, anti - fatigue, anti - friction and high toughness. so it has brilliant future in highway surface, road surface of aerodrome and architectural construction. at first the application and theory of fiber - reinforced concrete at home and at abroad is analyzed in this paper
在受力過程中,短鋼纖維發揮其抗拉強度高,而混凝土發揮其抗壓強度高的各自優勢,從而使其具有優良的抗裂、抗彎、耐疲勞、耐磨耗、韌性高等力學性能,在公路路面、機場道面及建築結構的應用上有著廣闊的前景。分享友人