環形截面 的英文怎麼說
中文拼音 [huánxíngjiémiàn]
環形截面
英文
ring section-
The cyclo - hoop effect which steel tubular has exert to the concrete shows the character of heterogeneous in the arch rib section, the same to the axial direction. the paper verifies the change of the material poisson ration and the concrete grade will make the cyclo - hoop effect obvious alteration, the change of the cyclo - hoop effect and the stress redistribution of the section produced by the shrinking and creeping of the concrete and the expensive concrete on the section
在鋼管混凝土拱肋斷面上，鋼管對內填混凝土的環箍效應具有非均勻性，在拱軸方向上環箍效應也呈現非均勻性。驗證了材料的橫向變形系數、混凝土標號等參數的變化將引起環箍效應的明顯改變；混凝土的收縮、徐變和膨脹混凝土的應用導致鋼管混凝土的環箍效應發生變化並使截面的應力發生重分佈；並總結了其變化的基本規律。The sea1 ring with complex section shape cafl be treated as a combined body made of several individual cy1 inders with di fferent dimensions. by app1ying the method used in the " edge prob1 em " of the fnoment theory of she11, the deformat ion - - - radia1 disp1acement and rotation at the two edges of each individual
應用殼體力矩理論中求解邊緣問題的方法，將密封環分解為多個等厚度、截面為單一矩形的筒體，對每一圓筒進行分析並運用殼體力矩理論求出其兩個邊緣在外載荷作用下的邊緣變形值? ?徑向位移及轉角。Employing perturbation method and numerical simulation, we study the flow in rotating helical pipes including different rotations, different cross sections ( circular, elliptical, annular and square cross section ), and different geometrical structures
採用攝動方法和數值計算方法，研究了處于多種旋轉狀態下、多種截面形狀（圓截面、橢圓截面、環形截面、矩形截面） 、不同幾何結構旋轉螺旋管道流動。When f is about fr, for curved pipes, the secondary flow appears eight vortexes for annular cross section and four for circular and four or six for elliptical ; for helical pipe, the secondary flow appears as a loop flow for annular and circular cross section, and a saddle flow for elliptical cross section
當f在fr左右時，對于彎管，環形截面上存在八個渦，圓截面上存在四個渦，橢圓截面上存在四個或六個渦；對于螺旋管，圓截面和環形截面上二次流表現為環流，橢圓截面上表現為鞍流。Based on the review, the fluid flow and heat transfer in the curved circular and rectangular pipes have been researched by employing perturbation method and numerical simulation with a physical model under the rotational orthogonal curvilinear coordinate in a rotating curvilinear pipe with multi - parameters. we firstly analyzed the fully developed fluid flow and heat transfer, mixed convection heat transfer, the development of flow and heat transfer in the inlet in different cross section ( circular, elliptical, annular and rectangular crossection ). the variations of the secondary flow, axial velocity, distribution of temperature, the friction force on the wall, the ratio of friction factor as well as the nusselt number with different dimensionless parameters had been examined in detailed
本文在總結和分析了一個世紀以來有關曲線管道流動和換熱特性的研究成果的基礎上，以旋轉正交曲線坐標系統下的多參數旋轉螺旋管道中的對流傳熱為物理模型，通過攝動方法和有限體積法，首次對各種截面（圓截面、橢圓截面、環形截面、矩形截面）旋轉曲線管道內充分發展流動的流動結構和傳熱特性（包括耦合對流傳熱特性）以及旋轉曲線管道開口段發展流動的流動結構和換熱特性進行了系統的數值模擬和理論分析，詳細討論了各種無量綱參數對管道內軸向速度分佈、二次流結構、溫度分佈、壁面摩擦力、摩擦系數比以及管道nusselt數的影響，獲得了若干創新性成果。General - purpose uniform cross section spiral retaining rings
通用均勻橫截面螺旋形扣環They can be found in circular cast houses of blast furnace, in oil - sealed dry gasholders and in workshops with curved cranes. cross sections of these curved members are of various types, such as il - shaped, i - shaped, channel, box and h section without any symmetrical axis
曲線梁在工業和民用建築中也常有應用，在高爐環形出鐵場、乾式煤氣櫃內部結構以及某些有工藝要求的廠房內，常需採用不同截面形式的環形曲梁。Effects of different fuel - air ratios and different geometric parameters of dual - stage swirler ( such as inner diameters of the primary swirl and secondary swirl passages, outer diameters of the secondary swirl passages, vane angle of the primary and secondary swirler, the distance of the flare exit from throat etc ) on combustion performances are studied experimentally. the experimental results show that radial profiles of the outlet gas temperature 、 combustion efficiency 、 emissions of co2 、 co and nox and lean blowout are affected with different degrees by the different geometric parameters of dual - stage swirler and the arrangement of primary holes
在不同油氣比下，不同的雙級旋流器幾何參數（例如:一級與二級旋流器出口內徑d 、葉片安裝角、二級旋流器出口外徑d 、二級旋流器的喉道到出口截面的距離l和喉道前後的圓弧半徑r以及主燃孔孔布局等）對單頭部環形燃燒室的出口溫度分佈、燃燒效率、貧油熄火油氣比以及污染物（ co _ 2 、 co和nox ）排放等燃燒性能的影響規律進行了研究。Ring rolling technology for al alloy ring with rectangular cross section
矩形截面鋁合金環件軋製成形方法Agricultural machinery. endless hexagonal belts and groove sections of corresponding pulleys
農業機械.環形六角皮帶和皮帶輪槽形截面The general failure expression on reinforced concrete members with annular section
鋼筋混凝土環形截面構件破壞的統一表達Calculation of bended structural member reinforcement of rectangular section of reinforced concrete
環形截面偏壓構件非均勻配筋承載力計算( 5 ) as torsion is increased, the anticlockwise secondary vortexes and the negative area of the stream function increase ; the axial velocity moves anticlockwise ( annular pipe ) or clockwise ( circular pipe ) ; the friction factor ratio finally reaches the value about 1
（ 5 ）增大撓率，逆時針方向旋轉的一二次渦和流函數的負值區域增大，軸向速度最大值的位置按逆時針（環形截面）或順時針（圓截面）方向旋轉，摩擦系數比最終趨向於1 。Hydraulic fluid power - cylinders - housing dimensions forrectangular - sect bearing rings for pistons and rods
液壓動力.汽缸.活塞及連桿用矩形截面軸承環溝槽尺寸Hydraulic fluid power, cylinders - housing dimensions for rectangular - section - cut bearing rings for pistons and rods iso 10766 : 1996
液壓流體動力液壓缸.活塞和連桿的矩形截面軸承環的殼Internal combustion engines - piston rings - rectangular rings
內燃機.活塞環.矩形截面環Internal combustion engines ; piston rings ; keystone rings ; identical with iso 6624 - 1 : 1986
內燃機.活塞環.第1部分:梯形截面環Edd - current power loss in partly stuffed toroidal cores with rectangular cross section
部分填充矩形截面環形磁芯的渦流損耗計算Internal combustion engines ; piston rings ; rectangular rings with narrow ring width ; identical with iso tr 6622 - 2 : 1988
內燃機.活塞環.窄環寬度的矩形截面環Piston rings up to 200 mm diameter for reciprocating internal combustion engines : specification for rectangular rings with narrow ring width
往復式內燃機用的直徑為200mm及其以下的活塞環:窄環寬度的矩形截面活塞環的規范分享友人