翼外板 的英文怎麼說
中文拼音 [yìwàibǎn]
翼外板
英文
lamina lateralis processus pterygoidei-
In addition to, the fatigue crack between web and upper flange of welded steel crane beam on heavy duty service was discussed, and based on long - term observation and research, the author classified fatigue crack into bearing type and middle type crack along the horizontal direction. the causation, distributive law and mechanism of the crack were analyzed, and the precautions to take and the measures to remedy crack were presented. the main defacts including damage, crack, erosion and aging in structures, especially in concrete structure were introduced ; the defact mechanism was analyzed and the precautions to take were also given
另外，作者對重級工作制焊接鋼吊車梁腹板與上翼緣連接焊縫的縱向水平疲勞裂縫進行了長期的觀察和研究，根據疲勞裂縫產生的不同機理，將其分為支點裂縫和肋間裂縫，並討論了兩類裂縫產生的原因、分佈規律、機理以及防治的措施；對工程中經常遇到的結構構件，尤其混凝土構件的幾種主要病害（損傷、裂縫、腐蝕與老化）進行了機理分析並提出了防治措施。The main popular theoretical method adopted to study end - plate connection is finite element technique under monotonic loading at present. this paper applies nonlinear ( material, geometry and contact ) finite element method to analyze the behaviors of connections under cyclic load at fist time. contact elements are set between end plate and column flange, screw cap and neighborhood plane, bolt bar and hole
對于端板連接的理論分析，目前國內外的研究主要局限在單向加載有限元分析范疇，本文首次採用三維非線性（包括材料、幾何與狀態非線性）有限元對端板連接進行了循環加載分析，端板與柱翼緣間、螺栓頭（帽）與相鄰板件間、螺栓桿與孔壁間都設置了反映邊界狀態的接觸單元。The equijpment is improved in design and is made into a fully automatic h - beam assembling machine referred to the same foreign sort of products. the positioning of the flange and web is performed through hte plus and minus screw mandrel drivenby the mtr accurately. and there is a highly precise coder to feedb - ack and show the accurate size on the unit set to guarantee the flanges, the webs with different width different width within the specified range for accurate positioning and automatic alignmet. there is no need to make adjustment each time
該機是本廠參考國外同類產品基礎上改進設計而成的全自動h型鋼組立設備，其腹板翼板定位採用電機精確帶動正反絲桿夾緊，另一側設有小行程液壓夾緊，能確保規定范圍內的不同寬窄的腹板，翼板精確定位，自動對中準確，無須每次作調準。Outstanding width of flange
翼緣板外伸寬度57Abstract : approximate methods for calculating aerodynamic heating rates on space shuttles are discussed. various methods are given for predicting the heating rate at axisymmetric stagnation points, general three dimensional stagnationpoints and the leading edge stagnation point of wings. numerous laminar and turbulent heating techniques for flat plates and cones are analyzed and compared. a brief review of some methods is presented to predict heating rate for winward centerline and lateral direction off the symmetry plane. the results show that the methods are simpler and can guarantee enought precision for predicting aerodynamic heating environment of space shuttles
文摘:介紹了國內外預測航天飛機氣動加熱的工程計算方法.給出了軸對稱、非軸對稱和機翼前緣等各種外形駐點熱流密度的計算，分析和比較了平板、錐體的層流和湍流熱流密度計算的各種方法，概述了航天飛機迎風面中心線和離開中心線橫向熱流密度的計算.計算結果表明，本文方法用在航天飛機氣動熱環境初步設計中比較簡單並且有足夠精度In order to determine the relations between the four main bond - anchoring factors - concrete strength, concrete cover thickness, steel shape embedment length and the ratio of the transverse hoops - and the bond strength, and establish the bond - slip constitutive relations, 16 standard push - out test specimens were designed, and 4 comparison specimens were additionally designed to find the difference of the bond performance between the web, inside and outside of flanges the steel shape
設計了16個型鋼混凝土標準推出試件，以考察混凝土強度、型鋼的混凝土保護層厚度、型鋼埋置長度及橫向配箍率四個主要錨固條件與粘結強度的相互關系和型鋼混凝土粘結滑移本構關系；設計了4個對比試件，以考察型鋼翼緣內側、外側和腹板與混凝土粘結性能的區別。On the assumption of ignoring the distortion of thickness, this paper determines the rough shape by the geometric modeling method of equal area developing using mixed mesh cell of triangle and quadrangle for the first time, presents the equal area developing arithmetic of quadrangle - triangle. on the virtual geometric symmetry axis, we puts forward the method of determining the developed coordinate of the point on the base band in the development of using regular quadrangle cell, determines the developed shape of internal structure in plane utilizing point - to - point mapping theory. furthermore, we realize the approximate developing of undeveloped - irregular boundary surface using a few triangle cells
本文結合型號研製中小曲率機翼整體壁板類零件坯料展開課題，基於板料厚向變形忽略不計的先驗假設，首創混合四邊形-三角形網格等面積展開的幾何模擬法確定壁板類零件毛坯外形，給出了混合四邊形-三角形網格等面積展開演算法；提出了虛擬分割線的概念，採用虛擬幾何對稱軸，給出了規整四邊形單元展開基帶上結點的計算方法；採用映射原理和求交演算法確定了壁板內部結構信息的展開定位。The endplates now feature mid - height horizontal winglets, similar to those seen on the mclaren, and an additional triangular fin has been added at the rearmost upper edge of the endplate, similar to that on the ferrari
終板上現在有了一個中等高度的水平翼端帆，類似邁凱輪車上所見的那些；另外有一個額外的三角鰭被安置在終板最後緣的上方，類似法拉力車上的那種。It is carried on our research in this field from the multi - resident steel structure knot of beam - column research. there are various of knot style including top - and seat - angle steel, top - and seat - angle with double web - angle steel connections, extended - end - plate bolted connections and so on
多層住宅鋼結構樑柱節點型式的研究到現在已有各種節點型式，如頂底角鋼連接，頂底角鋼、腹板雙角鋼連接，外伸端板高強螺栓連接，上下翼緣t型鋼連接，狗骨式剛性連接等。Lamina lateralis processus pterygoidis
翼突外側板The function of the counteracting bearing at the outer web is for safety. this bearing will not have any forces during normal operations
外翼板處反力支撐僅僅起安全保證作用，一般操作時不受力。The cover, which features a small wing profile on each side of the car, speeds up airflow over this area, improving air extraction by the diffuser, hence improving the diffuser ' s suction effect
車兩側的外罩有著類似小翼的外觀，加速此區上方的氣流，提升擴散板抽出的空氣，由此加強擴散板的吸力。Another team invited by the fia to make changes to their wings prior to australia, bmw sauber have revised the junction of the rear wing ' s endplates and its main profile and flap
另一支在澳大利亞被fia優先請求更改破風翼的車隊，寶馬薩伯修正了尾翼側板和主要的外形，襟翼間的接合處。分享友人