頂板底面 的英文怎麼說
中文拼音 [dǐngbǎndemiàn]
頂板底面
英文
soffit-
One young calf especially enjoyed raising a turtle to the surface with his snout and then shoving him across the tank like an aquaplane
海豚的幼崽尤其喜歡用嘴把海龜頂到海面然後再猛推到底部,就象是滑水板。2 both the hanging wall and the footwail rock of ore bodies are garnet biotite schist, protoliths are alkaline volcanic rocks ( tracyh andesite ). according to characteristics of trace elements assemblages and the setting of tectonics, these alkaline volcanic rocks were derived from the lower degree melting of metasomatic and enriched mantle ( eml ) in the initial stage of middle proterozoic epoch. they strongly enriched in large ion lithophile elements ( lile ), such as ba
2 、礦體頂、底板圍巖(石榴石黑雲母片巖、鈉長黑雲母片巖等)的原巖為堿性火山巖(粗面安山巖) ,相對富集大離子親石元素ba 、 cs 、 rb 、 k 、 lree及貧zr 、 sr 、 ti 、 hf 、 hree ,為早元古代末期-中元古代早期交代富集地幔低程度部分熔融所形成的堿性火山巖。Prospect dtzziii series weight - load controller sensor part adopt bridge - type strain piece sensor, and applies steady installation technology to insure sensors running steady and long - range. we provide multi - kinds of sensor installation method. sensor can be installed under the car bottom, on elevator rope hitch plate, on car top wheel and axle and car top beam to work together with controller
前景dtzziii系列稱重控制儀的稱重傳感器部分採用橋式應變片傳感器,應用平穩安裝技術確保長期穩定運行稱重傳感器提供多種安裝方式,可以安裝于活轎底電梯的轎廂轎底電梯繩頭板處電梯轎頂輪軸處電梯轎頂橫樑上面等,與控制儀配合使用。Software design includes the following : firstly stb part - bottom drive : including front - end drive, flash drive, the receiving software of the front board key - press and remote control signal
機頂盒部分底層驅動程序,包括:前端驅動、 flash驅動、前面板按鍵接收軟體和遙控信號接收軟體等。( 5 ) the author researches the relationship between the deep foundation ' s shape, area and depth and the deep excavation dewatering. the formula, which calculates the minimum distance between foundation ' s bottom panel and the confined water layer ' s top panel, was put forward
(五)研究了基坑形狀、面積、深度與深基坑降水相關性,給出了計算基坑底板至承壓含水層頂板間的最小距離公式,分析了針對不同基坑應採用的降水方法。Then, it summarizes the present situation of geophysical methods, and presents an introduction to some methods such as mine direct current method, mine transient electromagnetic method and geological radar exploration
本文簡要介紹了我國煤礦生產的發展趨勢,說明地質構造及煤層頂、底板水問題是當前煤礦深部開采中所面臨的主要地質問題。Guided with the theories of plate tectonics and complex hydrocarbon system, based on the analysis of geological factors of hydrocarbon pools in the northern area of tarim basin, the author puts forward the geological background favorable for and the possible areas most suitable for the formation of complex traps. the identification and description of complex traps lead to the recognization of five large and four middle or small complex traps, by the means of the main techniques and methods include the detailed interpretation of seismic profiles, drilling, logging, map compiling based on the depth of sealing surface and on the superimposed relation of stratigraphic lithology over and beneath the unconformity surfaces, and the the use of the reversion of jason and 3d coherent data. at the same time, the major controlling factors of complex trap oil pool have been analyzed based on the case study of typical oil pools in the paper
目前,復合圈閉勘探及研究工作在我國還比較薄弱,本文以板塊構造學、復式含油氣系統等理論為指導,通過對塔北地區石油地質特徵的整體解剖,從動態的角度,綜合分析和探索了塔北地區復合圈閉形成的地質背景及發育的有利區帶和領域,根據鉆、測井及地震剖面精細解釋成果,採用封閉面編圖、不整合面頂底板地層巖性疊置關系編圖方法和jason及三維相干數據體等地球物理反演技術,發現大型復合圈閉顯示2個,中小型復合圈閉4個,復查落實大型復合圈閉3個,並通過典型油氣藏解剖,分析了塔北地區復合圈閉成藏主控因素分析。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。Research of the mine electricity penetration method
礦井瞬變電磁法探測工作面頂底板含水構造Fabrication of the box beam is divided into such parts as reinforcement, formwork, concreting, prestressing, moving and storing of beam, pipe grouting under pressure, end sealing of the beam, water - proof layer on the bridge surface system, protective coating etc. the paper makes description of effective box beam construction technology and workmanship which can be adopted in other projects, such technologies as : manufacturing and fixing of reinforcement, steel reinforcement fixing baseplate, web plate and top plate respectively and lifting the steel skeleton into form, requirements of design and manufacturing and way of utilization for dismantling - erection type formwork and hydraulic formwork, optimization of concrete ratio, concrete pouring process of two ends of beam in priority over the middle, in sequence of first baseplate followed by web plate and top plate at last, concrete pouring in inclined section and in horizontal layer, concrete vibration mainly by external vibrator in assistance with internal vibrator, methods and regulation for steam curing of concrete, dual controls over stress and strain to ensure quality of prestressing workmanship, construction method of effective beam moving by heavy - weight special moving facility, some regulations and key notes about construction of grouting under pressure, beam ends sealing, water - proof layer on the bridge surface system, protective coating
箱梁製造由鋼筋工程、模板工程、混凝土工程、預應力工程、移存梁工程、孔道壓漿工程、梁體封端工程、橋面防水層和保護層工程等施工環節組成。文中介紹的採用胎具製作和綁扎鋼筋,分底腹板和頂板分別綁扎並吊裝鋼筋骨架入模;拆裝式和液壓式兩種模板的設計、製作要求和使用方法;綜合考慮、優化混凝土配合比,混凝土灌注從兩端至中間、先底板、后腹板、再頂板的施工順序和斜向分段、腹板水平分層、附著式振搗為主、插入式搗固為輔的施工工藝,蒸汽養護的方法和規定;應力應變雙控制確保預應力施工質量的施工技術;採用重物移運器有效移梁的施工方法;壓漿、封端、橋面防水層和保護層施工的一些規定和注意事項等都是對箱梁製造行之有效的施工技術和施工方法,並可為以後類似施工作借鑒。Waff1e s1abs with fi l1 ings can be ca1cu1ated with same theory of the waff1e slabs however, there sti11 have been few investigat ' ions on these structures up to now, especia1ly on that of supported periphera1ly. theory ana1yses are carried out in this thesis according to the experimenta1 studies
使用時,該夾心砌塊保留在樓蓋中,與雙向密肋樓蓋一起形成一種新的雙向密肋夾心樓蓋,既保持了板的底面平整,省去了吊頂,又增加了樓蓋的保溫、隔熱、隔聲效果。The wuhan university of technology and dongzhou sfrc inc bring forward lsfrc pavement together. lsfrc pavement is a type of new composite pavement by putting certain quantity of steel fiber in the bottom and top of the pavement
該路面是在普通混凝土路面板的底部和頂部一定厚度內撒布一定量的鋼纖維鋪築而成的路面,是一種新的復合路面形式。The paper introduces large - scale fem software, algor, by which the auther can build model of hanging box of high pile cap, and simulates accurately three loadcases, which include loadcase behind enclosed concrete, loadcase behind empty water in hanging box, and loadcase behind high pile cap construction. the auther calculates tensor and displacement of hanging box weir when loads exert panels, supports, suspenders, top beams, base beams of hanging box weir. at the same time the auther carrys out th e stability analysis, besides, educes calculational and analytical data, which are tally with construction result in the main
論文介紹大型通用有限元計算軟體algor ,並用軟體建立大遼河特大橋高樁承臺吊箱圍堰的全結構模型,相對準確地模擬灌注封底混凝土后、抽除吊箱內河水后、承臺破冰體施工后等三種受力工況,並用模型進行了應力和變形的計算,計算各工況荷載作用於吊箱全結構箱體板面、內支撐、吊桿、懸吊頂梁、底梁等的應力和變形,並對比吊箱圍堰板面計算變形和施工實測變形,結果是吻合的;對大遼河特大橋高樁承臺輕型吊箱的穩定性進行了計算分析;論文研究工作表明,應用組合有限元方法計算大型施工結構問題具有現實意義。Taking advantage of hear forces current theory ? this paper deduces the formula of bending shear stresses, in which the influences of axial force, bending moment, variable section depth and the variable thickness of top slab, bottom slab and webs are taken into account
本文利用「剪力流理論」推導出了彎曲剪應力的公式,該公式不僅計及了軸力和彎矩對彎曲剪應力的影響,還計及了截面高度、頂板、底板及腹板厚度變化對彎曲剪應力的影響。This thesis used along caldwell ' s direct calculation method of the ultimate strength of ship hull girders, considered the double bottom and upperwing tank to ship ultimate strength contribution, first defined the stress distribution of the whole section of the ship girders. that is : in the sagging condition, deck and side shell of nearby deck remain the ultimate bucking strength, double bottom remain the yield stress. and the other parts keep elasticity
本文沿用caldwell等人直接計算船體極限強度的思想,考慮雙層底和頂邊水艙對船體極限強度的貢獻,首先將船體梁整體破壞時剖面應力分佈確定為:在中垂狀態下,甲板及甲板附近的舷側均屈曲,雙層底區域則均屈服,其他部分保持彈性狀態;在中拱狀態下,雙層底及之間的底舷側均屈曲,甲板及頂邊水艙區域均屈服,其他部分則保持彈性狀態。The vertical loading plays a major role in the state of the flexural stress. beneath the mountain belts, the compression decreases and changes to extension from the top of the elastic plate to the bottom. the change of the flexural stress beneath the basin is vice versa
從彈性板頂部向下,造山帶下方的擠壓逐漸減小,到中性面以下變為拉張,然後張應力逐漸增大,在彈性板底部達到最大;盆地下方的變化則與之相反。There are still many problems remain to be solved in these aspects, such as behavior research on the lateral resistant of steel frame and connection etc. in this paper three 1 : 2 - scale steel frame specimens and eight full - scale steel frame connection specimens are tested on their behavior under cycle loading. there are six aspects as below on the problems of steel resident building researched : 1 pseudo - static force testing of eight full - scale connections, including top - seat angle connections, two web flange and top - seat connections and dog - bone connections are carried out for the first time in our country
本文針對鋼結構住宅體系中亟待解決的若干問題,完成了三榀1 : 2鋼框架模型和八個足尺比例的樑柱連接模型在低周往復荷載作用下的試驗,進行了以下幾個方面的深入研究: 1進行了頂底角鋼連接、帶雙腹板頂底角鋼連接等半剛性連接及狗骨式剛性連接這三種連接類型共八個原型試件的擬靜力試驗。In recent years, during the detection of the established reinforced concrete or the prestressed concrete box girder bridges etc. the large structures, we can find that the concrete in particular structural positions such as the anchorage zones of prestressed reinforcement with dense reinforcement, the prestressed pipe in which the space of reinforcement or the thickness of concrete cover is small, the top and bottom flange of box girder and so on has brought great difficulty to concrete construction because of the small size and densely - packed reinforcement
對于變截面t梁、工字梁、箱梁等常見結構,截面形式復雜,一些部位尺寸較小且密集配筋,如梁頂板,梁底板,預應力管道間,混凝土不可避免的造成不密實導致耐久性降低,而這些問題往往為設計者所忽略。對于新建橋梁混凝土的密實度問題,尤其是新建橋梁關鍵部位的混凝土密實度和耐久性問題,人們研究和關心的較少,這也為橋梁的質量監督控制和使用壽命埋下了隱患。Empirical analysis show that hierarchicalstructure panel data analysis model is the better one. finally, the dissertation study unit root test and cointegration of panel data set anddiscuss nonstationary of gdp and export annul data from 1992 to 2004 in the prc ’ sprovince, cities, and autonomous regions. empirical analysis show that the panel datahas a unit root, so it is nonststionary
並且考慮到中國內地省區市1992年至2004年的年度國內生產總值與對外出口貿易總額的面板數據集在中國內地東部、中部和西部的差異而設定了包括東部、中部和西部三個頂層效應以及各省區市的底層嵌套效應,利用建立的兩層嵌套面板數據模型對多層嵌套面板數據集做了實證分析,得到了較好的兩層嵌套擬合模型。( 3 ) according to the calculation result of 2 - d fe model, a 3 - d fe model was established for the jintang xiangjiang bridge to analyse the effects of the tendons in the top deck, the base plate and the web on the web
( 3 )結合平面有限元計算結果,本文依據衡陽金堂大橋建立了實橋的空間節段模型,分析了頂板索、底板索和腹板下彎索對腹板受力的影響。分享友人