軸系斜度 的英文怎麼說
中文拼音 [zhóuxìxiédù]
軸系斜度
英文
shaft slope-
The author suggests that the three lithosphere - scale faults, lancangjiang fault, jinshanjiang - ailaoshan fault and axis fault in the middle of the basin, are the main geological structures that control the formation of basin, magmatism and metallogenic congregate district. the anticline structure with an axis of triassic strata and the related fault system within the basin, and gonglang arch - shaped folding structure in the south of the basin are the geological structure controlling the formation of ore fields. junctions of two or more faults with different orientation, interlayer cataclastic structural zone and oxidation - reduction ( redox ) boundary were the favorable position for the formation of ore bodies
認為瀾滄江斷裂、金沙江-哀牢山斷裂及盆地中軸斷裂這三條巖石圈斷裂是主要的控盆-控巖（巖漿巖）構造及礦集區尺度的控礦構造；盆地中以三疊系為軸的背斜構造及相關的斷裂系統、盆地西南緣公郎弧形構造等是礦田尺度的控礦構造；多組斷裂的交叉、層間破碎帶及地層柱中的氧化還原界面是形成礦體的有利部位。Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece
將液體火箭發動機燃燒室的冷卻通道設計為斜航線（等傾角螺旋線）槽形，可以大幅度改善燃燒室的冷卻性能.斜航線冷卻槽的槽寬尺寸較小而槽深尺寸較大，所以無法使用棒銑刀銑削、電化學等加工方式.針對這些特點，提出了五軸控制、四軸聯動的數控片銑刀銑削加工方法.由於燃燒室外表面的母線輪廓復雜，手工編制數控加工程序難度大.為了解決數控加工程序的編制問題，研究了斜航線的數學模型，開發了自動編程軟體系統.使用該系統，可以生成多種母線輪廓回轉體外表面上的斜航線數控加工程序.燃燒室收斂-擴張段的母線斜率變化大，加工難度大，是斜航線冷卻通道加工的最典型工件.經過理論分析和實際切削實驗，研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀點的設置等多項實際的加工方案.採用上述的一系列技術，已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用，驗證了所開發的斜航線冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功，對其他相似類型零件的加工亦具有參考意義The research works and conclusions of this paper as following : 1. besed on the test results published over the word of reinforced concrete beams without web reinforcements and with stirrups, the systematically statistical analysis is carried out to set up the fomula of shear resistance of reinforced concrete beams using the uniaxial tensile strength of concrete. it provided the basis of strtistical analysis for shear resistance of steel fiber reinforced concrete beams
根據收集到的國內外對鋼筋混凝土無腹筋梁和鋼筋混凝土有腹筋梁的斜截面承載力試驗研究成果，進行了比較系統的綜合統計分析，提出了採用混凝土軸心抗拉強度研究成果，進行了比較系統的綜合統計分析，提出了採用混凝土軸心抗拉強度指標的鋼筋混凝土梁斜截面承載力計算公式，為鋼筋鋼纖維混凝土梁受剪承載力試驗結果的統計分析提供了基礎。A flap vlave used in pumping station is a kind of hydraulic - operated automatic gate, which is similar to a hinged check vaive. because of their simple structure and reliability, being able to shorten the length of outlet passage and facilitate the starting of pumping system in comparison with siphonic vacuum - distroied cutoff scheme. so it is propitious to be used and save investment but at the same time, flap valves always show some disadvantage
因拍門簡單、可靠，與虹吸真空破壞截流閉鎖方式相比，可以縮短出水管道（流道）長度，並利於泵系統起動，與快速閘門相比，拍門也有諸多優點，閘門門體易關閉不到位或卡住不能活動，因為門槽和?塊較軸孔容易殘留異物，閘門門體克服滑動阻力不僅無機械增益，且阻力和動力不在一直線上，門體易傾斜而自鎖，而拍門的工作可靠性則遠高於快速閘門。2 % 22 % and 29 % respectively less than using other three knives at cutting speed of 500mm / min when the moisture contents of rootstalks was 48. 2 %. the cutting forces were tested at four different parts of rootstalk that were the middle part along a radius, the tip part along a radius, the middle part along axis and the stalk part along a radius, and the force at the middle along a radius is the largest and increase 32 % 45 % 111 %, respectively more than at the other three parts. the force increase 37 % to cut the rootstalks from the areas one crop a year more than that from two crops a year
試驗結果表明，根茬含水率愈高，剪切力愈小，根茬含水率與剪切力近似為二次曲線關系；刀片剪切速度愈快，剪切力愈小；凸曲線、斜線、凹曲線和直線四種不同的刀刃曲線對整株根茬剪切力依此由小到大，凸曲線和斜線剪切時有一定程度的滑切作用，所以剪切力相比較小，當根茬含水率為48 . 2 ，剪切速度500mm min時，與其他三種曲線相比凸曲線型刀刃的剪切力依次分別減少了7 . 2 、 22和29 ；對根茬中部、梢部和根部的剪切力，在相同試驗條件下，徑向中部最大，比梢部，軸向根部和根部莖稈所需剪切力分別增加32 、 45和111 ；當含水率為48 . 2 ，刀片的剪切速度為500mm min時，一年一熟玉米根茬比一年兩熟的玉米根茬剪切力增大37 。Steel structure of light - weight buildings with gabled frames is a widely used steel structural style in china at present. this paper starts with the deficiency of the specificaion in calculating the effective length factors of gable portal frames. when the gable portal frame subjected to the vertical uniform loading, it conducts the arch effect ? 1. rafter axial force is large when the slope of rafter is big
門式剛架輕型房屋鋼結構體系是目前廣泛應用的一種結構形式，本文從規范中門式剛架柱的計算長度系數取值的不足出發，針對山形門式剛架在豎向均布荷載作用下產生的拱效應? ? 1 、斜梁傾角較大時產生較大的梁內軸力; 2 、產生跨變效應; 3 、高跨比較小的山形門式剛架會發生躍越失穩，採用整體分析的方法對山形門式剛架的穩定進行了分析。1. firstly, the mathematical model of fiber pair with the factors of reflector shape and inclination is established. then, the numerical simulation is fulfilled, along with a series of rules of the influence on intensity modulation property caused by multimode fiber parameters, the factors of reflector shape and inclination
然後，採用數值模擬的方法系統地研究了多模光纖參數（包括光纖對軸間距、光纖芯徑和光纖數值孔徑） 、反射面傾斜因子以及形狀因子對rim - fos強度調制特性的影響規律。With the help of this program, this paper does research on the moved backwards of the slide surface, lengthening the anchor section, the soil nail ' s total force, gets conclusion about relations between the soil nail ' s length and the slope ' s grade, height, soil ' s mechanical parameter ; relations between soil nail ' s total force and coulomb soil pressure. with the help of the large multiuse finite element program ansys, this paper analyzes the soil nailing in one - step ' s slopes, in two - steps " slopes, puts the emphasis on the axis force ' s distributing along the soil nail at each rows, the effect of both the excavating mode and the original slope figure to the axis force of the soil nail, the one another effect between the upper - step slope and the nether - step slope in the soil nail ' s axis force, gets conclusion about the design of soil nail at the first low, different slope body is the same with different excavating mode, the original slope figure has more effect to some than others because of the slope body, the reasonably design of the step width in two - steps slopes, the two - steps excavating and retaining has more virtue than the one - step ' s. through soil pressure analysis this paper does research on the differences and the links between the coulomb soil pressure theory and the rankin ' s, the vertical pressure at the slope surface when the slope surface is inclined and the retaining wall is rough, the soil pressure ' s distributing behind the panel, gets conclusion about the effect of both the slope body inner stability and the slope surface local stability to the soil pressure
通過分析比較，論證了對數螺旋線型比圓弧形作為邊坡的假設滑裂面具有較多的工程優點，並為此編制了一個採用極限平衡法分析土釘支護的fortran語言程序，以此作工具對滑裂面的后移、土釘錨固段的超長、土釘總力的大小等方面作了研究，得出了有關土釘的長度與邊坡的坡角、坡高、土體力學參數的關系、土釘總力與庫侖土壓力間的關系等結論；採用大型通用有限元數值分析程序ansys分別對採用土釘支護的一階邊坡、二階邊坡進行分析，重點是研究各排土釘的軸力分佈規律、開挖方式及原始邊坡形態對土釘的軸力的影響、上下階邊坡在土釘軸力方面的相互作用，得出了有關第一排土釘的設計問題、不同類型的土體應適用於特定的開挖方式、原始開挖出的邊坡形態對一些類型坡體的邊坡土釘支護有較大的影響而對另外一些影響不大、二階邊坡臺階寬度的合理確定、二階開挖及支護比一階時具有較多的工程優點等結論；通過土壓力分析對朗肯、庫侖兩種經典土壓力理論的區別與聯系、坡面傾斜及墻背有摩擦時的坡面豎向應力分佈、面板背土壓力的分佈形態作了研究，得出了邊坡支擋土壓力受坡體內部穩定與坡面局部穩定兩個方面的影響、土釘支護面板背土體中卸荷拱的存在對面板受力有利等結論。Under the horizontal earthquake action and wind force, aim at " the pure frame structure with rectangle columns ", " the pure frame structure with special - shaped columns ", " the frame - truss structure with special - shaped columns " and " frame - shear wall structure with special - shaped columns ", earthquake action analysis was done by the spacial finite element method through the changes structural parameter. analyzing systematically " structure vibration mode ", " vibration period ", " structure lateral rigidity ", " seismic action force ", " seismic response force ", " floor seismic shear force ", " lateral horizontal displacement of structure " and " members internal force ". results indicate : ( 1 ) based on equal area, the special - shaped columns replaced the rectangle columns, the structural lateral rigidity enlarges, the lateral displacement minishes obviously, the earthquake response increase slightly, the biggest increasing amount of frame columns axis - compress ratio is smaller than 0. 08. the whole aseismic performance of structure has improved ; ( 2 ) when the section ' s length and section ' s thickness ratio of special - shaped columns is smaller than 3. 6, the structure benefits to resist seismic action ; ( 3 ) the angle of horizontal seismic action with the whole coordinate is 0 degree, structure earthquake response is bigger, belonging to a control factor of structure aseismic design ; ( 4 ) the frame - truss structure with special - shaped columns and the " a " - brace has the biggest lateral rigidity ; ( 5 ) the frame - shear wall structure with special - shaped columns have bigger lateral rigidity and smaller displacement, members internal force enlarged just rightly, have much superiority of resisting seismic action ; ( 6 ) in the higher seismic fortification criterion region ( 8 degree of seismic fortification intensity ), aseismic disadvantageous building site ( iii type site ), adopting special - shaped columns structure system, should reduce possibly the building ' s self - weight in order to reduce the earthquake response ; ( 7 ) the response spectrum method of computing seismic response and the time - history analysis method have similar analysis result
西安理工大學碩士學位論文在水平地震作用下，並考慮風荷載組合，分別對「矩形柱純框架結構」 、 「異型柱純框架結構」 、 「異型柱框一析架結構」及「異型柱框-剪結構」等四種結構體系，通過改變結構參數，運用空間有限元方法，進行地震作用計算。系統地分析研究「結構振型」 、 「振動周期」 、 「結構側向剛度」 、 「結構地震反應力」 、 「樓層地震剪力」 、 「結構側向位移」 、 「層間位移角」 ，以及「構件內力」 。結果表明:在等面積原則下，異型柱代換矩形柱后，結構剛度增大，側向位移明顯減小，地震反應力略有增加，框架柱軸壓比最大增幅小於8 % ，結構整體抗震性能有所提高;當異型柱肢長肢厚比小於等於3 . 6時，結構有利於抗震;水平地震作用力與整體坐標夾角為0度時，結構地震作用效應較大，屬結構設計的控制因素之一;異型柱框一析架結構採用「人」字斜撐，側向剛度大於「八」字斜撐和「人一八」字混合斜撐;異型柱框一剪結構側向剛度大、位移小，構件內力增大適中，是一種抗震性能優越的結構體系:在抗震設防烈度較高地區（ 8度）和抗震不利的建築場地（ m類場地） ，採用異型柱結構體系時，應盡可能減輕結構自重，降低地震作用力;分別採用「振型分解反應譜」法和「時程分析」法進行地震作用計算，兩種方法所得結果基本一致。It is proved by computer simulation that the slant 3 - axes radar can be used in target tracking in the whole air space without blind zone and beam slant. it is pointed out that the slant 3 - axes radar can reduce the maximum angle for elevation axis compared with 3 - axes perpendicular radar, then reduce the technique demand of angular velocity and acceleration of elevation axis
通過模擬驗證了傾斜三軸雷達系統在工程上可以做到波束無傾斜和全空域跟蹤無盲區的結論，並指出此系統與正交三軸系統相比，可以減少俯仰軸的最大轉動角，從而降低系統對俯仰軸的角速度和角加速度的技術要求。The influence on the shear resistance of columns by the axial loads includes two aspects : the one is that the axial load enhances the concrete strength of column in the inclined compression zone and the other is that the axial load increase the stress of the concrete of column in the inclined compression zone so that the shear resistance of column turns down
考慮軸力對柱抗剪承載力的影響，主要體現在軸力對斜壓帶混凝土強度折減系數提高的有利影響和軸力增加了斜壓帶混凝土的應力從而減少了柱的抗剪承載力的不利影響兩方面，提出了考慮軸力影響的用於受剪的斜壓帶混凝土抗壓強度f ~ （2. based on the test results published over the word of steel fiber reinforced concrete beams without web reinforcements and with stirrups, the effects of steel fiber to shear resistance and the relationship of steel fiber to stirrups are analyzed, the improvements of steel fiber to failure states of reinforced concrete beams without web reinforcements are discussed. it is proposed that the formula of shear resistance of steel fiber reinforced concrete beams based on the model of the current design and construction spectification of steel fiber reinforced concrete structures ( cecs38 : 92 ), used of the uniaxial tensile strength of steel fiber reinforced concrete, and combined with different formulas specified in current design codes of concrete structures issued by different trades
根據收集到的國內外對鋼筋鋼纖維混凝土無腹筋梁和鋼筋鋼纖維混凝土有腹筋梁的斜截面受力性能試驗研究成果，對鋼纖維在增強鋼筋混凝土無腹筋梁和有腹筋梁斜截面承載力方面的作用及其在箍筋抗剪承載力的關系進行了總結分析，對鋼纖維改善鋼筋混凝土梁破壞形態方面的作用進行了分析討論，提出了採用鋼纖維混凝土軸心抗拉強度指標，基於現行cecs38 ： 92 《鋼纖維混凝土結構設計與施工規程》計算模式、能夠與目前國內各行業現行混凝土結構設計規范中不同的鋼筋混凝土梁受剪承載力設計方法配套使用的鋼筋鋼纖維混凝土梁受剪承載力設計方法。分享友人