耐久性系數 的英文怎麼說

中文拼音 [nàijiǔxìngshǔ]
耐久性系數 英文
coefficient of durability
  • : 動詞(受得住; 禁得起) be able to bear or endure
  • : Ⅰ形容詞(時間長) for a long time; long Ⅱ名詞(時間的長短) of a specified duration
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : 數副詞(屢次) frequently; repeatedly
  • 耐久性 : durability; endurance; ruggedness; firmness; viability
  • 耐久 : lasting long; durable
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. Chloride ion permeability coefficient of c20 concrete and c30 concrete reduces after concrete surface is treated by reinforcing agent, and soakage reduced too. so the impermeability and carbonization resistance of concrete, especial c20 concrete, increase

    塗刷增強劑后, c20和c30混凝土的氯離子擴散降低,吸水量減小,抗滲和抗碳化能提高,其中,對c20混凝土的效果更為明顯。
  2. On the basis of the characteristic of the industry waste slag, which is high added to the hsfab, different kinds of catalyzing methods are adopted to make the waste residue more active. the additive f, developed by the author can obviously improve the mechanics characteristic and durability of hsfab, especially the restraining of the drying shrinkage. based on the study of technics parameters and the problems in the manufacture, hf - 1100 series full - automatic hydraulic pressure wall brick presses is chosed to solve the problems, such as low molding pressure, low efficiency and the certified product ration

    在hsfab的研究方面,通過兩種體hsfab (即「水泥?鋼渣?粉煤灰?爐渣」和「石灰?鋼渣?粉煤灰?爐渣」體)的配方優化設計,使之具有良好的社會、經濟和環境效益;在高摻量工業廢渣的前提下,根據各種原料的特,對其採用不同的活化技術,使其具有較高的活;自研的外加劑f ,對hsfab製品的物理力學能和能均有明顯的改善作用,尤其是對製品的乾燥收縮能有顯著的抑制作用;通過對工藝參的研究,結合實際生產普遍存在的問題,選取了hf - 1100列全自動液壓墻體磚壓機,有效地解決了傳統制磚過程中常見的成型壓力低、生產效率低、產品合格率低(即「三低」現象)等問題。
  3. Based on the current research achievements on durability under chloride environment, probability theory, structural reliability theory, concrete structures theory, neural network theory and structure dynamic theory are employed comprehensively in this dissertation. some problems of durability of reinforced concrete structures under chloride environment were studied through the exploitation of experimental data, the rule of chloride ingress and steel bar corrosion, the performance of corroded member, and residual life prediction. the main issues and results in this dissertation are as follows : 1 、 the probability method for the prediction of durable life based on the stipulated reliability index for concrete structures under chloride environment is presented in this dissertation

    本論文在國內外對氯離子侵蝕環境下混凝土結構研究成果的基礎上,綜合運用概率理論、結構可靠理論、混凝土結構理論、神經網路理論、結構動力學理論等基本理論和方法,結合實際檢測據,按照氯離子侵蝕、鋼筋銹蝕、銹蝕構件能、銹蝕構件壽命預測的思路對氯離子侵蝕環境下鋼筋混凝土結構壽命預測的有關問題進行了深入統地研究,完成以下主要研究工作並取得相應成果: 1 、提出了氯離子侵蝕下基於規定可靠指標的混凝土結構壽命的概率計算方法。
  4. High acidity coefficient, good chemical stability and fiber durability

    酸度高,具有良好的化學穩定及纖維
  5. Then, using statistical method, performance indexes are compared, and the prior layer setting is obtained. through elaborate indoor tests, the drainage performance, mechanics performance and durability of asphalt treated permeable material are researched. by statistical analyses of vast test data, the balance range of air voids is obtained, via performance tests in different saturation conditions, the durability of the material is gained

    對瀝青穩定碎石排水層混合料的材料組成進行了精心的室內試驗設計,依據室內試驗結果,對瀝青穩定碎石排水層混合料的透水能、力學能和能進行了各種因素的影響分析,經理統計分析獲得了有關能指標之間的經驗關,找到了透水能和力學能之間的平衡點。
  6. Through the investigation research on practical damaged element, considering the effect of corrosion, high temperature, wet environment, damage ( crack ) on structural durability, bearing capacity. this paper established the reliability analysis method of large - scale industrial factory, and applied the fuzzy mathematics to establish the factor set and weight coefficient set on the basis of expert experience. an analyzed method for fuzzy evaluation of structural element and bent frame structure system reliability is put forward

    通過對實際結構破損構件的調查,考慮腐蝕,高溫,環境潮濕,破損(裂縫)等因素對結構、承載力的影響,論文建立了大型工業廠房可靠度的計算方法,利用專家經驗和模糊學方法建立了模糊評價的因素集和權重集,對鋼筋砼結構構件和廠房排架結構體進行了模糊評價。
  7. The concrete used in testing bridge is monitored and some performance at definite age including compressive strength, splitting fensile strength, frost resistance, scaling frost resistance, chloride ion diffusion coefficient ( dcl - ), resistance of carbonization and pore structure by mercury porosimetry are tested. these performances are compared with that of concrete which designed by traditional method. the results show that mechanical properties of concrete designed by high durability concrete proportion and traditional method meet require ment at any age, however, frost resistance, scaling frost resistance, chloride ion diffusion coefficient ( dcl - ), resistance of carbonization and pore structure of the former are better than the latter, so high durability concrete is economic benefit

    對試驗橋用混凝土的質量進行監控,並成型試件測量所需齡期內的抗壓強度、劈裂強度與抗凍融、抗鹽凍、氯離子擴散( dcl - ) 、抗碳化等能指標及孔結構,並與傳統混凝土進行對比研究,結果表明:高混凝土及按傳統配合比設計的混凝土的力學能均能滿足相應齡期的要求,但前者的抗凍融能、抗鹽凍能、抗碳化能、 dcl -和孔結構明顯優於後者,並具有明顯的社會經濟效益。
  8. 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、土的不均勻很小、膠體活差的工程特,通過採用不同方法穩定該類土作底基層材料的力學能研究,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
  9. The esdar - 1 is based on the member durability synthesis assessment method. in this dissertation, using corrosion reinforcement measuring data of experiment member and steelworks outdoor trestle column in shangming city, fujian province, the esdar - 1 is applied to assess corroded member ' s durability. through analyzing durability assessment results

    4 )編制了一種基於構件綜合評定方法的計算機軟體? ?現役鋼筋混凝土結構評估專家統,並以試驗構件和福建省三明鋼廠露天棧橋柱鋼筋銹蝕的實測據,應用專家統進行了銹蝕構件的評定。
  10. Under the direction of such theories, the influence of the composition of the concrete to the workability, mechanical property and durability of hplc is analyzed systematically ; the key technology of the preparation of hplc was grasped. the theory of strength improvement of subsidiary bonder is detected, special additive - fdl for hplc is made, lc40 - lc60 hplc with the slump over 18cm, the slump flow over 50cm, segregation degree below 5 %, small drying shrinkage, high tension strength and long durability is prepared. the concept and experimental method of the segregation degree of the mixture is put out and the analytical system of high performance hplc is built

    以設計理念和設計理論為指導,統研究了輕集料、輔助膠凝材料等組分及其配比參對輕集料混凝土工作能、力學能和能的影響規律,探明了輔助膠凝材料對于輕集料混凝土的增強機理,研製出能夠有效控制輕集料混凝土拌和物分層離析度和降低坍落度經時損失的專用外加劑fdl ,掌握了制備高能輕集料混凝土的關鍵技術,制備出坍落度大於18cm 、擴展度大於50cm 、分層度小於5 、低干縮、高韌、高的lc40 lc60高能輕集料混凝土。
  11. In the process of building and using the mass concrete structures, because of the effect of out - side condition and themselves, some faults will form in the structure, these faults will effect the bearing capability and endurance using nondestructive testing method to test the concrete ' s quality and diagnose its healthy, which has the significant sense in assessing the safety stability and research of the administering diseases this dissertation mostly researched the testing methods in the mass concrete structure, discussed the principles, methods, features, sphere of application of the ultrasonic testing in the mass concrete structure with faults, used dynamic fem to simulate the testing process, discussed when the concrete structure with cracks is under the effect of the pulse, how the elastic waves propagate and what are their changing feature, researched the principles of the first - arriving waves " phase when the cracks " depths are not same, obtained the relation between the inversion point and the cracks " depth, which has the direction sense in the application of projects, the second part of this dissertation is ct, which used the ultrasonic wave running through the tested - substance to get arriving - time of the ultrasonic wave, then inverse the image this dissertation drawed one ct program which can well present the different little cells " ultrasonic wave velocity profiles of the substance, thereby to diagnose the quality of the part of the tested - substance, ct has the better using foreground.

    在混凝土結構的施工及使用過程中,由於受其自身及外界各種因素的影響,常常會產生一些缺陷,對結構物的承載能力和造成嚴重影響,採用無損檢測技術進行質量檢測和健康診斷,這對混凝土結構開展安全、穩定評估以及病害隱患治理研究具有重要意義。本論文主要針對大體積混凝土結構缺陷的檢測方法展開研究工作,重點討論了超聲波法檢測混凝土結構裂縫的基本原理和方法及其特點、適用范圍,運用動力有限元值模擬其檢測過程,探討了有裂縫缺陷的混凝土結構在脈沖荷載作用下彈波的傳播及其變化特徵,研究了不同裂縫深度下首波相位變化規律,得出了反轉臨界點與裂縫深度之間的關,這對實際工程應用具有指導意義。聲波ct是一種新的無損檢測技術,它是利用聲波穿透被檢測體獲取聲波接收時間,來進行計算機反演成像的技術。
  12. 6. the durability of concrete structures resisting chloride diffusion in different water cement ratio and different contents of fly ash and silica was analyzed and durable life was predicted based on the results of the test, which will be helpful to preparation of high performance concrete ( hpc ) as well as durability design and assessment of concrete structures

    統地研究了低水膠比及摻加粉煤灰、硅灰的高能混凝土的電滲透和氯離子擴散,分析了水膠比以及粉煤灰和硅灰等活集料對混凝土結構抵抗氯離子侵蝕的能的影響,並對高能混凝土結構抗氯離子侵蝕的壽命進行了預測,為氯鹽污染環境下高能混凝土的配製以及混凝土結構評估與設計提供參考。
  13. It also analyze design and evaluate structures durability. in face of durability evaluation, it modify concept of durability coefficient and give suggested formula, then divide durability evaluation class accord of it again, and in order to apply it more reasonable, we soften reliability index apply fuzzy theory

    評估方面,修正了現行標準的耐久性系數概念,給出相應公式,重新劃分了評定等級的指標分界,並應用模糊學方法軟化指標分界,使應用更加合理。
  14. The paper build a plane model of the whole bridge based on the fem, and analyze the internal force and structural displacement changes in every damage circumstance. the data reflect that the damages in arch rib in the tip will make internal force of some sections increased, accordingly the stability and the durability of the structure reduce ; the damages in the arch foot will change the structure system ; and the displacements of abutments will develop great accessional internal force, and deform the main arch and even crack, accordingly change the system of the structure

    論文建立了全橋的平面有限元模型,分析了在各種病害情況下全橋的內力及結構位移的變化,計算據反映了,拱頂拱肋損傷會造成某些截面的內力增大,結構的穩定降低;拱腳損傷可能引起結構體改變;墩臺位移會使上部結構產生較大的附加內力,使拱圈變形甚至於開裂,從而導致結構的受力體發生改變等。
  15. Unique design double a saddle seat sliding track, with abrasion - proof teflon lining, low friction coefficient, using heat - treatment grinding grade guide screw, handy to operate and abrasion - proof, ensuring its accuracy and durability

    獨特設計雙a型之鞍座滑動,配以磨之鐵氟龍內襯,磨擦低,採用熱處理研磨級之導螺桿,操作輕巧且磨,確保精度
  16. Measures for further developing concrete mix design were presented based on above work. for example, adopts pfca as an index in designing durability of concrete, uses mortar slump flow test to select cements and water - reducers and to measure saturation dosage of water - reducer in mortar and then determine optimum dosage of it in concrete, uses bar - slump test to determine stability and fluidity of fresh concrete, and consequently, the workability of high fluidity and high stability concrete such as pumped or self - compacting concrete can be designed by adopting proper cfvm determined in terms of rheological properties of designed mortar measured with cone - based rheometer

    如採用粗集料破碎率作為設計的一個指標;採用砂漿坍落擴展度試驗選擇水泥和減水劑,確定砂漿中減水劑的飽和摻量,並通過上述學模計算混凝土中減水劑的飽和摻量,以此為參照確定最佳摻量;採用障礙坍落度試驗確混凝土的穩定和流動,結合由漏斗式砂漿流變儀測定的砂漿流變能確定合理的砂漿填充,從而實現對高流動高穩定要求的混凝土(如泵送和免振自密實等)的工作設計。
  17. The factors that have effect on the car ' s emission such as cleaning inside engine, size of three - way catalytic converter and leakage of exhaust system etc have been tested and analyzed, and some related parameters are determined. in order to ensure that the emission meets the requirements of the euro ii standard at one time, to pass the examination of 80000km durability, and to achieve excellent performance indicator while assuring the emission requirements, the design of intake manifold and camshaft profile is optimized, the test of engine performance and car ' s emission and environment performance have been conducted. through comparison by test, it is shown that the carburetor engine after retrofitting to electronic fuel injection engine has achieved good level in terms of emission and performance, and has been upgraded to the same level as the engine of japan mitsubishi and suzuki

    為了滿足國家環保法規不斷提高的要求,本文對化油器式發動機改造成電控燃油噴射式發動機進行了研究與開發;確定了工程方案和開發目標;對機內凈化、三元催化器體積、排氣統漏氣等對整車排放的影響進行了試驗和分析,確定了相關參;為了確保對整車排放的影響進行了試驗和分析,確定了相關參;為了確保排放一次通過歐標準,並完成8萬公里考核,在確保排放的同時達到良好的能指標,對進氣歧管、凸輪軸型面的設計進行了優化;並進行了發動機能測試,整車排入測試和環境能測試。
  18. Statistic relationship between water / cement ratio and chloride diffusion coefficient was gained by experiment, based on which the influence of concrete cover, water / cement ratio and design reference period on structural reliability was discussed. 2. there are two models provided to predict remaining service life

    通過試驗確定了水灰比與氯離子擴散之間的統計關,在此基礎上分析了海洋環境下混凝土保護層厚度、水灰比、設計基準期等與有關的非承載力因素對設計基準期內結構可靠的影響。
  19. Coaxial cable - a type of cable used for broadband data and cable systems, with excellent broadband frequency characteristics, noise immunity and physical durability

    同軸電纜-一種應用在寬帶據和有線電視統中的電纜,它具有非常優良的寬帶頻率特,能消除雜音且有物理
  20. Based on theoretical analysis, experimental and field test data, the method of durability evaluation and service life prediction of reinforced concrete structure exposed to chloride environments are studied in the paper

    論文採用理論分析與工程實測和試驗據分析相結合的方法,圍繞氯腐蝕環境混凝土結構的和壽命預測進行了統的研究。
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