頂板梁 的英文怎麼說
中文拼音 [dǐngbǎnliáng]
頂板梁
英文
roof bows-
Practices on bolt, mesh, anchor and beam support in coal drift under unstable roof condition of cataclastic rock mass
不穩定頂板煤巷錨網索梁支護實踐Sales : imported and domestic natural rubber, butylbenzene rubber, polybutadience rubber, butyronitrile rubber, epdm rubber, butyl rubber, chlorosulfonated polyethylene tyre types superfine, smell - free, butyl, butyronitrile, color and milk natural rubbers, compound rubbers and reclaimed rubbers ; raw and auxiliary materials for rubber chemical such as rubber accelerator, antiager, black, paraffin, octadecoic acid, zinc oxide, magnesium oxide, titanium pigment, coumarone and powder sulfur ; different specifications of epdm color granules, crossover antiskid rubber floor brick, plastic rubber sites, lawn layout, different specifications of antiskid rubber floor brick, rubber blind - people road brick, plant brick, tree guard brick, top adiabatic brick, road rubber reducer brick, special green rubber tyre rubber granule, rubber powder and product, different rubber and plastic pipe, adhesive tape and plate, flexible rubber soft joint, rubber stop tape, bridge extension device, natural rubber plate pedestal, water - expanding rubber, rubber and plastic air duct, pe / pp / pvc water pipe, fulgurite, flame retardant wire gutter, floor wire gutter, mc nylon product, rubber and plastic machinery and fitting relieve, and processing of different ordinary and special rubber and plastic and nylon products
經營銷售：進口、國產天然膠、丁苯膠、順丁膠、丁腈膠、三元乙丙膠、丁基膠、氯璜化聚乙烯、輪胎類精細、無味、丁基、丁腈、彩色、乳膠類等多種型號天然橡膠、合成橡膠和再生橡膠；硫化促進劑、防老劑、炭黑、石蠟、硬脂酸、氧化鋅、氧化鎂、鈦白粉、古馬龍、工業硫磺粉等各種橡膠化工原輔材料；各種規格epdm彩色顆粒，天橋防滑橡膠地磚、塑膠場地、人造草坪鋪裝、各種規格防滑橡膠安全地磚、橡膠盲道磚、植草磚、樹木圍護磚、屋頂隔熱板、道路橡膠減速塊，專用綠色環保型橡膠輪胎膠粒、膠粉及成品，各類橡膠、塑料膠管、膠帶、膠板，可撓曲橡膠軟接頭，橡膠止水帶，橋梁伸縮裝置，天然膠板式橡膠支座，遇水膨脹橡膠，橡膠、塑料導風筒， pe pp pvc水管、電管、阻燃線槽，地板線槽、 mc尼龍產品、橡塑機械及配件調劑，並承接各種普通、特種橡塑、尼龍產品加工製造。Bolt - mesh - beam support technology used in instable roof seam roadway
破碎不穩定頂板煤巷錨網梁支護技術Application of the anchored - cable timbering in the restoration of the drift
復合頂板沿空巷道錨梁網索支護實踐Application of the braced girder and anchored cable in the 7518 open - off cutting timbering
錨梁網索支護技術在張集煤礦復合頂板中的應用Application of wire meshes beam and cable anchor in large fault roadway of composit roof
錨梁網索支護在復合頂板大斷面煤巷中的應用It is 19. 5 meters high and 15. 6 meters around at the base. built entirely of wood, the vault is supported by eight pillars. the roof has no beams but only a great number of brackets entwined within each other
它高19 . 5米，底部直徑15 . 6米，全木結構，殿頂由8根立柱支撐，頂無橫梁，由眾多斗拱上疊，天花板層層收縮，構成美麗的穹窿式藻井。All deck elevations are on the top of structural beams
所有甲板標高線均指結構梁頂線。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。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。The company is capable to design and manufacture all alone all kinds of containers and flow office con | ainers, and as request make structurally special enntainers and flow office containers, such products with large capacity and extra height and lcngth as steel containers, ventilators, open top containers, open side containers, eqnipment containers for special purpose, office maintenance containers, living containers, rush bin, toilet case, watch house - ease, containers for dining hall, 2 in 1 or 3 in l office compound meeting room, collapsible containers, and other containers and flow office containcrs of distinct sizes
佛山市南海平洲友利集裝箱有限公司能自行設計製造各類集裝箱及流動辦公室箱，也能按客戶要求製造特殊構造的集裝箱及辦公箱，如大容積超高超長的鋼質集裝箱、通風箱、開頂箱，側開門箱、設備專用箱、辦公裝修箱、住宿箱、垃圾箱、廁所箱、值班室箱、飯堂用箱、二合一或三合一組合辦公會議室箱、裝拆箱及其他不同尺寸的貨箱及辦公箱和集裝箱專用部件、八字板、頂板、側板、低橫梁、角柱頭等。Fuzzy method for the stability analysis of cave roof under pile tip in karst region
橋梁基樁樁端溶洞頂板穩定性的模糊分析研究Second, change the diaphragm ’ s space between, retain the other thing, analyze the influence of the stress and deformation of box ? girder cross section and the beam web. based on the analysis upwards, the writer studied the rule of the influence of the stress and deformation box ? girder cross section and the beam web with different diaphragm ’ s space between. according to the results of finite element analysis, the writer puts forward some suggestions which will provide some reference for the following design
本文利用ansys有限元分析程序，對指定斷面，不同曲率的曲箱梁，建立完備的有限元模型，分別對二個方面的問題進行了分析:其一，通過對箱梁在有無跨中橫隔板時截面頂板及腹板的變形和應力分佈的對比分析，闡述了設置跨中橫隔板的重要性;其二，在相同工況下，通過改變橫隔板的設置間距，分析對箱梁翼緣及腹板的受力影響。The roof of cavern is regarded as an elastic beam with support at the midpoint and the coal pillars are regarded as bearings so as to establishing a cavern roof - coal pillar system
摘要將頂板視為中點有支承的彈性固結梁，將煤柱視為支座，形成了頂板煤柱系統。It indicates that setting load of front leg and front leg - to - wall distance and load - bearing waste shield have important influences towards tip - to - face roof stability, results have been proved by the example analysis
研究指出支架前柱初撐力、支架前柱到煤壁距離、掩護梁受載等參數對端面頂板穩定性有重要影響，結論在現場得到了驗證。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。Numerical analysis of control of hard roofs stepped cantilever structure for longwall mining with sublevel caving
堅硬頂板綜放采場臺階式懸梁結構控制及其數值分析Application of type steel girder in broken easy caving roof
型鋼梁在破碎易冒落頂板中的應用Based on the in - situ observation of the firstly mined working face of nanliang coal mine, the roof movement, the roof weighting intensity, and entry deformation and failure of the working face were analyzed
摘要通過南梁煤礦首采工作面采前的實驗研究和開采時的現場觀測，分析了工作面頂板的移動、來壓強度以及巷道變形破壞情況，總結了厚黏土覆蓋層淺埋煤層單體長壁工作面的礦壓顯現規律。Anchor belt net and cable support technique in coal drift of combined roof with coal
含煤復合頂板煤巷錨帶網索梁支護技術分享友人