有效梁高 的英文怎麼說
中文拼音 [yǒuxiàoliánggāo]
有效梁高
英文
effective depth of beam- 有 : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
- 效 : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
- 梁 : 名詞1 (屋架中架在柱子上的長木) beam 2 (通常也指檁) purlin 3 (橋) bridge4 (物體中間條狀隆起...
- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 有效 : effective; valid; efficacious
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In the demonstration section of the paper, aiming at the main plantation crops and variety in shanxi and each region in shanxi, some research has been done, including determining and analyzing scale advantage, efficiency advantage and aggregated advantage of the main grain crops ( including wheat, corn, millet, soja, jowar and tubers ) and main cash crops ( including oil - bearing crops, cotton, fiber crops, beetroots, tobacco, medicinal materials, vegetables and melon, fruit ) in shanxi, determining and analyzing scale advantage, efficiency advantage, benefit advantage and aggregated advantage of the main plantation variety ( including wheat, corn, millet, soja, jowar, cotton, beetroots, rapeseed, flue - cured tobacco and apple ) in shanxi, determining and analyzing the advantage in each region in shanxi. the research shows that some crops and variety in shanxi own advantage, they are millet, jowar, fruit ( apple ), beetroots and medicinal materials. meanwhile, the main crops regions owning advantage and combination of advantage crops in each region in shanxi have been gained
在文章的實證研究部分,本文以山西省及各地區的主要種植業作物和品種為研究對象,做了以下幾方面的研究:測定和分析了山西省主要的糧食作物(小麥、玉米、穀子、大豆、高粱和薯類)和主要經濟作物(油料、棉花、麻類、甜菜、煙葉、藥材、蔬菜、瓜類和水果)的規模優勢、效率優勢和綜合優勢並與全國主產區進行了比較;對山西省主要的種植業品種(小麥、玉米、穀子、大豆、高梁、棉花、油菜籽、甜菜、烤煙和蘋果)的規模優勢、效率優勢、效益優勢和綜合優勢進行了測定和分析;測定和分析了山西省主要種植業作物在各地區的競爭優勢,研究表明山西省具有比較優勢的作物主要有穀子、高梁、水果(蘋果) 、甜菜和藥材,同時得出山西省主要作物優勢產區和各地區優勢作物組合。Conclusion amniotic applying trabeculectomy can prevent scar organization filtering bleb to take shape effectively, and can effective to keep functionality filtering bleb for a long bleb for a time, improve the success rate of operation further
結論將無菌處理、無傳染病、低溫保存的羊膜應用於小梁切除術,可有效防止濾過泡的瘢痕組織形成,進一步提高青光眼手術成功率。This drilling adopts crank connecting link and walking beam percussion mechanism, which make the drilling possess two percussive functions, normal drilling takes connecting link impact as main mode, when encountering special situation and the connecting link impact can not drill, it can transform into hoisting impact, the stroke length can be modulated, it realizes automatic percussive drilling due to continuous operating of connecting link percussive mechanism, these can enhance drilling efficiency and relieve labor intensity ; it adopts pumping reverse circulation to drain slag, which not only resolves the drilling difficulty in special stratum such as pebble and gravel stratum and hard stratum, but also resolves the problem that the percussive drill ' s efficiency is low ; it adopts spur gear differential mechanism as double cylinders lazy tongs of main hoist, which not only ensures the balance state of drilling tool, but also reduces the mechanical design, and reduces the cost ; the bottom plate traveling motion of this drilling machine adopts walking type ; the drilling tower adopts hydraulic pressure uprising, and reduces the assistant operating time
該鉆機採用曲柄連桿、游梁式沖擊機構,使鉆機具有兩種沖擊功能;正常鉆進以連桿沖擊為主,遇到特殊情況,用連桿沖擊不能鉆進時,可轉為卷揚沖擊,沖程可調,因連桿沖擊機構連續工作,所以實現了自動沖擊鉆進,可提高鉆進效率,減輕勞動強度;採用泵吸反循環的方式排渣,既能有效解決卵礫石地層、堅硬地層等特殊地層鉆進的困難,又很好地解決了沖擊鉆機效率低下的問題;採用直齒圓柱齒輪差速機構作為主卷揚的雙筒同步機構,既保證了鉆具處于平衡狀態,又大大簡化了該機構設計,降低了成本;該鉆機底盤行走移位採用步履式;鉆塔採用液壓起立,減少了輔助作業時間。In this thesis, aim to the beam axis shape be exactitude for design, the internal force of the beam be appeased by design request, the concept of modem cybernetics is applied, at the same time, the effecting parameter has collected. the paper build the ann model in predicting the beam camber an construction and discuss indetail the extraction of inputting nodes information when quoting the fundamental principle of ann model and introducing research process of the improved bnn. according to them, ann is applied in the construction control of prestressed concrete continuous bridge
本文以大橋成橋線形滿足設計要求和成橋內力控制在設計容許范圍內為目的,運用現代控制理論的思想,引用神經網路基本原理,詳細介紹bp神經網路的研究過程,從而建立預應力混凝土連續梁橋施工預拱度的神經網路模型,並詳細討論了模型的神經網路結點信息的提取,在工程實例的基礎上進行了數值計武漢理工大學碩士學位論文算,數值表明,將神經網路應用於預應力混凝土連續梁橋施工控制,獲得了滿意的結果,在預應力混凝土連續梁橋施工控制技術研究方面,具有方便有效、精度高的優點,具有良好的應用前景。It shows that the method suggested in the paper is simple, applicable for engineering and has good precision. on the bases of the formulas deduced, and combining with relative test datas, it studies in the paper several factors influencing the bearing performance of the simple beams, such as shape of the external tendons, the equal moment segment length, span - to - depth ratio of the beam, valid initial prestress of the external tendons, area of the internal tension reinforcement, strength of the concrete, vertical distance between
在公式推導的基礎上,結合相關試驗資料,研究了體外筋的形狀、等彎矩區長度、梁跨高比、有效張拉預應力、體內受拉筋配筋率、混凝土強度、錨固點到樑上邊緣在垂直方向上的距離、體外預應力筋水平段長度(雙折線型體外筋的情況)以及荷載類型等對體外預應力混凝土簡支梁受力性能的影響。As is well known, the effective width depends on several factors, such as the cross - section width, the height of web, the spacing of span and so on. we can conclude that width / span ratio ( overhang width / span and central width / span ) is the governing factor of the effective width
影響箱形截面樑上翼緣有效寬度的因素很多,如上翼緣寬度、梁高、跨度以及結構體系等,通過大量計算表明寬跨比[翼緣部分寬度、箱室部分寬度與跨度的比值]是有效寬度的控制影響因素。The contents include : based on the previous research and the data of experimentations, the author researches and develops a kind of satisfactory semi - empirical formula of nonlinear temperature distribution, and calculates the temperature stress of rigid - framed arch bridge by the fem. the temperature effects of bridge structure by annual and sunlight temperature difference are discussed, it indicates that the temperature effect of annual temperature difference is small but the temperature effect of sunlight temperature difference is great and the temperature stress along beam depth resulted from sunlight temperature difference is nonlinear. with the comparison between the temperature effects of different position of bridge, the results show that where the section of bridge is small, the temperature stress of it is large
本文主要包括以下內容:從理論上研究並結合實測資料發展了一種比較理想的半經驗溫度場非線性分佈公式,並將有限元方法應用於剛架拱橋結構溫度應力的計算中,對橋梁結構進行整體溫度應力分析;討論了年溫差和日照溫差引起的橋梁結構的溫度效應,表明年溫差引起的溫度效應較小,而日照溫差引起的溫度應力較大且沿梁高呈非線性分佈;分析比較了橋梁結構各個部位的溫度效應的大小,可知截面越小溫度拉應力越大,受力越不利;並對箱梁結構由於構造不同引起的縱向與橫向的溫度效應大小進行了探討,發現在頂板下緣也會出現相當大的溫度拉應力,並且梗腋的存在反而增加了頂板底部的溫度拉應力;還對幾種相近的剛構式橋型的溫度效應進行了分析對比,總結了這些橋型針對溫度效應的優劣,並提出相應的針對性措施。The non - irrigation plantation in moving sand dune and sandy girder areas should adopt some biological and engineering measures such as runoff - collecting to improve effects of rainfall, reduce losses by evaporation and depth leaking, and improving circulation and transformation of water in sandy plantation ecology system by reasonable allocation
在無灌溉條件的流動沙丘和沙梁地,通過徑流匯集利用,充分實現降雨的有效化,利用各種生物和工程措施來減少植被系統的無效蒸發散損失和深層滲漏,通過合理配置提高水資源的循環與轉化是沙區發展免灌植被的主要途徑。The bridge rotation construction craft is the efficient method especially in the gorge, cliff, or arduous landform for its simple erection equipment, short time limit, safe construction
橋梁轉體施工工藝是在深山峽谷、懸崖陡壁、地形險峻的橋位上架設橋梁的有效方法。架設設備簡單,工期短,施工安全方便,免去復雜的高空作業,質量可靠,投資省。4. regarding the various diseases ( defects ) generating from the chuhe bridge, we applied new technique, new materials, new procedures to ensure the structure stability and sound bridge structure appearance, for further enhancing and exploring and expanding the possibility of disease controlling technology
針對滁河特大橋所產生的各種病害,採用了許多新技術、新材料、新工藝進行綜合整治,有效地提高了大橋的整體穩定性和結構狀態,為進一步提高橋隧病害整治的科技含量和推廣橋梁養修新技術、新材料、新工藝進行了有益的探索。We according to different demands of domestic and foreign customers, on the foundation of thorough analysis profession and marketing, we design each kind of high grade financial production and effective plan for the customers, assist the customers to complete highly supply and demand docking, realize stronger and bigger development
我們根據國內外客戶的不同需求,在深入分析行業和市場的基礎上,為客戶設計各種高質量的金融產品和有效的實施方案,協助客戶藉助中美控股這一連接產業與金融、資金與項目的橋梁,完成供需的高效對接,實現更強更大的發展。We according to the domestic and foreign customers the different demand, in the thorough analysis profession and in the market foundation, designs each kind of high grade financial product and the effective implementation plan for the customer, assists the customer this connection industry with theaid of china and america and financial, the fund and goal bridge, completes the supply and demand highly effective docking, arealization stronger bigger development
我們根據國內外客戶的不同需求,在深入分析行業和市場的基礎上,為客戶設計各種高質量的金融產品和有效的實施方案,協助客戶藉助中美控股這一連接產業與金融、資金與項目的橋梁,完成供需的高效對接,實現更強更大的發展。Concrete elastic modulus and concrete creep and shrinkage variety at different time are reckoned in by using time increment analysis method and concrete creep and shrinkage secondary force is calculated by using effective elastic modulus. bridge stability analysis program is developed on the base of structure matrix displacement method, the program adopts visual basic language, has friendly interface and visual data input windows. the buckling safety factor of currently finished structure is given as result
為計入混凝土彈性模量的變化及混凝土徐變收縮隨混凝土的齡期與外荷載加載時間不同而變化的影響,採用時間增量法對每個計算階段根據其階段內時步數進行循環,以計算時段內彈性應力、應變增量和徐變、收縮產生的應力應變增量,利用有效彈性模量法計算混凝土徐變收縮次內力,在此基礎上,結合結構矩陣位移法的基本理論編制開發了計入混凝土時效效應的高墩大跨徑橋梁穩定分析程序。The minimum reinforcement rate has little effect on reinforcement in columns. ( b ) when considering the bars in slab participate in beams against negative flexure, four or six times slab - thickness on each side of web can be defined as the effective flange width of slab by intermediate or rare earthquake actions
當考慮板筋對梁端負彎矩承載力的提高作用時,可在設防烈度地震和罕遇地震作用下分別取每一梁側四倍、六倍板厚范圍作為板的有效寬度。A new kind of theory and calculating method which is suitable to cable supported bridges was developed in this paper. cable element can include the structure ' s geometry nonlinearity and initial stress, virtual laminated element has high calculating efficiency and good precision. dimensions of lsctb was put forward based on conclusions of optimum analysis
推導了適合纜索承重橋梁的纜索單元;引入虛擬單元理論,提出適用於大跨纜索承重橋梁鋼箱梁的一種新方法?虛擬層合板單元法,該單元具有計算效率高,可以模擬復雜結構並滿足工程需要等諸多優越性。At the finishing of this paper, the effective identification of designing factors is done and the setting elevation and the cable tension force in next stage are forecasted according to the situation of finished beams. through the forecasting, the constructing state is in coincidence with the designing state. during the bridge construction process, the value of designing parameters are made close to the construction state by means of data collections, optimal controls and detailed analysis of different reasons that caused errors
最後,根據施工的實際狀態對設計參數進行了有效的識別,並利用灰色理論與預測控制相結合的方法,根據已澆梁段的實際狀況對下一施工梁段的立模標高和斜拉索張拉索力進行預測,使施工過程中的受力狀態與已確定的合理施工狀態達到一致。The minimum shear resistance of beams in the paper is close to the one in the code for design of concrete structures " gb50010 - 2002 '. according to the actual project, the destroy of 448 kinds of beams are analyzed by computer by taking account of the effective coefficient " " of the strength of concrete confined by hoops, the relationship with the section property of beams, the critical point of the arch - rib failure transiting to the shear - compression failure which is advanced in the anti - theory, and the contribution to the beam ' s shear resistance of the concrete in the shear - compression zone
引用箍筋約束混凝土的有效系數,利用其與梁截面特性的關系並結合理論分析中提出的梁剪壓破壞與斜壓破壞的分界點,同時考慮了剪壓區混凝土的抗剪貢獻,從工程實際出發,編程擬算了448種梁構件的破壞情況,計算結果表明,梁發生在剪壓破壞范圍內的最大抗剪承載力值比混凝土結構設計規范gb50010 - 2002值略高。Based on the continuous damage theory, considering the shear effect, the high - order shearing, flexural and in - plane deformation coupling model is built ; through the nonlinear fem analysis of rc beams strengthened with frp, the damage theory and damage course is researched ; compared with experiment results, it shows that the model is effective ; the fem analysis software is prepared to provide simple and effective method for the engineering application ; using the soft the frp strengthened beams before and after damage is modeled so as to provide the theory base for engineering application
摘要基於連續損傷理論,考慮膠層的剪切效應,建立frp加固鋼筋混凝土梁的高階剪切彎曲及面內變形耦合模型,編制了有限元分析的軟體,進行非線性有限元分析;通過與已有的試驗結果進行對比,證明該模型的簡單,有效性;利用該軟體對未加固混凝土梁,初始進行加固的混凝土梁以及最大拉應變達到極限值時進行加固的混凝土梁等幾種情況進行數值模擬。Then, by analyzing the extensive test data of load - displacement and bear - curvature, we can conclude that the crack resistance, bearing capacity of normal section and short - dated rigidity will be improved a lot when the strength of concrete is not so low
然後,通過對各組試件的荷載-撓度曲線的進一步分析表明:對于混凝土強度等級高於c15的鋼筋混凝土梁,採用這種粘角鋼加固法能有效提高鋼筋混凝土梁的正截面承載力和短期剛度。Therefore, the method of gluing steel plates improves not only the extreme capability of bending, but also enhances the crack resistance and the rigidity of beams, raises the capability of resistance to deflection
因此,粘鋼法加固不僅有效提高鋼筋混凝土梁的極限抗彎承載力,而且提高原梁的開裂彎矩及構件剛度,增加了原梁抵抗變形的能力。分享友人