量鋼分析 的英文怎麼說
中文拼音 [liánggāngfēnxī]
量鋼分析
英文
dimensional analysis-
The calculation modes of the coefficient of shrinkage and creep of the bulgy core concrete in steel tube are discussed. based on a few reasonable hypotheses and the stress - strain relation of concrete acquired by the " adjusting valid modulus depending on load time " method, a compact formula is reasoned out, which is applied to calculate the equivalent elastic modulus of the bulgy core concrete considering the affection of shrinkage and creep. so, the analysis of the affection on cfst arch bridge by shrinkage and creep can be progressed by pole - girder fem, further more, the analysis precision is quite high
本文還對核心膨脹混凝土特殊的收縮、徐變系數計算模式展開了探討,在合理的假設前提下,採用「齡期調整的有效模量法」得到的混凝土的本構關系,推導出鋼管內核心混凝土在考慮徐變影響后的等效彈性模量計算公式,並以此為基礎採用桿系有限元方法來對鋼管混凝土拱橋進行較高精度的收縮徐變分析。The approximation analysis result of band dipole model is obtained on the basis of the theory of mfl. the electromagnetic distribution feature of the defect in the steel panel is studied by means of simulation. the leakage magnetic distribution of the two defects and four defects plural and the defects in the column differently in the width are also assayed. conclusions that factors affecting flaw magnetic leakage to the panel also affect the column and magnetic leakage bx should be the feature of the flaw identification to several flaws are drawn
在對漏磁檢測原理進行詳細介紹的基礎上,得出了帶偶極子模型的近似解析解,並以有限元數值模擬分析為主要手段,以鋼板上缺陷為對象,分析了各因素對缺陷漏磁場產生影響的不同規律,同時模擬分析了板上平行的兩條裂紋,四條裂紋以及柱體上寬度不同時的裂紋的漏磁場分佈特徵,得出結論:影響板上缺陷漏磁場的諸因素會對柱體上缺陷漏磁場產生同樣的影響;對于多條裂紋,宜用漏磁分量bx作為缺陷識別的特徵量。Abstract : based on the analysis of the main failures discovered in pavement on steel deck plate and the demanding service condition of the pavement on steel deck, high - temperature rutting test, low - temperature bending test and controlled stress flexural fatigue test are used to study the performance of asphalt mixtures modified by epoxy resin including high - temperature stability, low - temperature cracking - resistance, and fatigue cracking - resistance, which are served to evaluate the modification effect of epoxy resin of different contents. with the addition of epoxy resin, all the three performances are improved greatly. however, when the amount of epoxy resin added is over a certain value, the modification effect will be stable with no extra benefit detected. finally, in terms of the properties of the three respects, 20 ?, 30 ?, 30 ? are given separately as the proposal adding contents
文摘:在分析鋼橋面鋪裝層主要病害和特殊工作環境的前提下,分別採用高溫車轍試驗、低溫小梁彎曲試驗和控制應力小梁彎拉疲勞試驗,研究了不同環氧樹脂摻量下的環氧樹脂改性瀝青混合料的高溫穩定性、低溫抗裂性和抗疲勞性能.試驗結果表明:環氧樹脂對這3個方面都有很大的改進效果,但改性效果和樹脂的添加量並不是一個無限遞增的關系,當添加量超過一定數值以後,改性的效果將趨于平穩.最後就高溫、低溫、疲勞3個方面分別提出環氧樹脂添加量為20 ? , 30 ? , 30 ?的建議值Based on the analysis of the main failures discovered in pavement on steel deck plate and the demanding service condition of the pavement on steel deck, high - temperature rutting test, low - temperature bending test and controlled stress flexural fatigue test are used to study the performance of asphalt mixtures modified by epoxy resin including high - temperature stability, low - temperature cracking - resistance, and fatigue cracking - resistance, which are served to evaluate the modification effect of epoxy resin of different contents. with the addition of epoxy resin, all the three performances are improved greatly. however, when the amount of epoxy resin added is over a certain value, the modification effect will be stable with no extra benefit detected. finally, in terms of the properties of the three respects, 20 ?, 30 ?, 30 ? are given separately as the proposal adding contents
在分析鋼橋面鋪裝層主要病害和特殊工作環境的前提下,分別採用高溫車轍試驗、低溫小梁彎曲試驗和控制應力小梁彎拉疲勞試驗,研究了不同環氧樹脂摻量下的環氧樹脂改性瀝青混合料的高溫穩定性、低溫抗裂性和抗疲勞性能.試驗結果表明:環氧樹脂對這3個方面都有很大的改進效果,但改性效果和樹脂的添加量並不是一個無限遞增的關系,當添加量超過一定數值以後,改性的效果將趨于平穩.最後就高溫、低溫、疲勞3個方面分別提出環氧樹脂添加量為20 ? , 30 ? , 30 ?的建議值Fourth, the paper treats two kinds of hoisting projects of high alititude construction in bulk and member assembly, hositing machine and plan layout, setting up scaffold and joints, and installing trunks, branches and joints etc. then in detail discusses the method which applys total station to measure three - dimensional coordinate of dendriform structure, including selecting survey sign points, creating survey system and converting survey coordinate system etc. the paper also deep research on the welding performance, welding method, welding process, welding stress and control, welding strain and rectification, weld defects analysis and weld quality inspection, and so on complicated heterogeneity steel weld proplems
接著系統的論述了高空散裝法和分單元安裝法兩種樹狀結構吊裝方案,樹狀結構吊裝機械及平面布置,樹狀結構胎架及節點的搭設,以及樹狀結構樹干、樹枝和節點的吊裝工藝等諸多工藝問題。詳細的論述了採用全站儀對樹狀結構進行空間三維坐標測量的方法,包括測量標志點的選取、測量系統的建立及測量坐標的轉換等問題。深入地研究了樹狀結構可焊性、焊接方法、焊接工藝、焊接應力及控制、焊接變形及矯正、焊接缺陷分析及焊接質量檢查等復雜的異種鋼焊接問題。It provides strong basement for the research of design. the method of structure analysis commended by this paper is based on nonlinear finite - element, diathermanous and elasticity mechanics. it found the model of a steel beam pressed by gravity and temperature in the condition of indoor fire
本文提出的結構分析法是在大量參數分析的基礎上,以非線性有限元、傳熱學及彈性力學為基礎,利用ansys軟體,建立一個鋼框架梁在室內局部火災條件下的傳熱模型與在重力荷載及溫度荷載共同作用下的受力模型。Chemical analysis of ferrous materials - determination of manganese in steels and irons - electrometric titration method
黑色金屬材料的化學分析.鋼鐵中錳含量的測定.電勢滴定法Sampling and analysis of iron, steel and other ferrous metals - methods of analysis - determination of chromium - ferrochromium : volumetric method
鐵鋼和其他黑色金屬抽樣和分析.第3部分:分析方法.第10節:鉻含量測定.第5小節:鉻鐵:體積法Sampling and analysis of iron, steel and other ferrous metals - methods of analysis - determination of chromium - ferrochromium and ferrosilicochromium : potentiometric method
鐵鋼和其他黑色金屬抽樣與分析.第3部分:分析方法.第10節:鉻含量測定.第4小節:鐵鉻合金和鐵硅鉻合金:電位差計法Sampling and analysis of iron, steel and other ferrous metals - methods of analysis - determination of phosphorus - ferrochromium, ferromanganese and ferromolybdenum : spectrophotometric method
鐵鋼和其他黑色金屬抽樣和分析.第3部分:分析方法.第24節:磷含量測定.第2小節:鉻鐵錳鐵和鉬鐵:分光光度法Methods for chemical analysis of iron, steel and alloy. the hypophosphite reduction - iodimetric method for the determination of arsenic content
鋼鐵及合金化學分析方法次磷酸鈉還原-碘量法測定砷量The second part, have carried on the analysis of real example to the international competitiveness of the steel branch of industry of our country : of our country steel and iron industry basic competitiveness analyse mainly from " key element supply with " whether strength launch, including three respects of manpower, financial resources, material resources, are shown as high - level talent ' s shortage on the quantity of the manpower resources, it is unreasonable that the structure is shown as, personnel ' s whole quality is not high ; the resource respect of financial resources, shown as the capital market hypoplasia, industry ' s financing channel is relatively narrow, studies and uses incompletely about the modem investment and financing management method, the system defect of financing and deterioration of the environment for financing cause profit ability to be low
第二部分,對我國鋼鐵行業的國際競爭力進行了實證分析:我國鋼鐵工業基礎競爭力分析主要從「要素供給」實力方面展開,包括人力、財力、物力資源三個方面,在人力資源的數量上表現為高層次人才短缺,結構上表現為不合理,人員整體素質不高;財力資源方面,表現為資本市場發育不全,產業融資渠道較窄,對現代投融資管理辦法研究和使用不夠,融資體制缺陷和融資環境惡化導致盈利能力低下。物力資源主要表現為礦產資源相對不足,水資源短缺,對交通運輸構成壓力等。And painstaking investigation for the industrial port of wisco production equipments, loading and unloading technological process and transportation assignment process and collecting a great deal of datum. they have found out the climacteric element which had made quantitative analysis and research about those climacteric elements. they have had come to the conclusion that the climacteric element of influencing the finished product wharf of the industrial port of wisco production ability, loading and unloading assignment efficiency, loading and unloading quality was the contradiction between goods " distribution of cargoes and the not match of shipping style, the transport organization process of steel was incardinate
本文針對以上問題,在深入武鋼工業港生產實際,對其生產設施設備、裝卸工藝流程、運輸作業流程等進行調查研究和收集大量數據的基礎上,分析研究了制約武鋼工業港成品碼頭生產能力的關鍵因素,並對這些關鍵因素進行了量化分析和研究,得出了影響武鋼工業港成品碼頭生產能力、裝卸作業效率和裝卸全面質量的關鍵性因素是貨物配載和船型不匹配、鋼材運輸組織流程不協調的結論,指出克服這些影響因素的思路和方法。Methods for chemical analysis of iron, steel and alloy - the indophenol blue photometric methods for the determination of nitrogen content after distillation separation
鋼鐵及合金化學分析方法蒸餾分離-靛酚藍光度法測定氮量The composite roll of high speed steel has the synthetical life of over ten times more than traditional high cr cast iron roll. now the research and production of the high speed steel for roll are very drastic. in this thesis, the microstructure, heat treatment and performance of high speed steel fe - 2 % c - 4 % v - 4 % mo - 5 % cr - x % w ( wt ) are studied systematically by using metallograph, method of lattice, xrd, sem, eds and hardness
本文利用金相法(包括黑白金相和彩色金相) 、 x射線衍射( xrd ) 、掃描電子顯微鏡( sem ) 、能譜( eds )及洛氏硬度分析儀等手段,對復合軋輥用高速鋼fe - 2 c - 4 v - 4 mo - 5 cr - x w (其它部分如未作特殊註明均為質量分數)合金系的顯微組織、熱處理工藝及性能進行了系統地分析。In this research, the lime - fly - ash bound macadam was joined with steel fibers, glass fibers and polypropylene fibers with the contents of the lime, the fly ash and the macadam fixed in lab tests. the study focuses mainly on the split strength, compression strength, and modulus of compressive resilience and shrinkage property of the lime - fly - ash bound macadam enhanced by different kinds of fibers. based on the test, a detail theoretical analysis was made on the relation of mechanical property, dry shr inkage with the variety and the quantity of fibers, applying the theories of strength, dry shrinkage and the methods of statistics, curve mimesis and variance analysis
本論文主要是研究在同一種二灰碎石混合料(石灰、粉煤灰、集料的含量及比例相同)中分別摻入不同數量的鋼纖維、玻璃纖維、聚丙烯纖維,通過室內試驗對其抗拉強度、抗壓強度、抗壓回彈模量和乾燥收縮性能與纖維摻量和纖維品種之間的關系加以分析和研究,並在此基礎上根據二灰碎石強度形成機理、乾燥收縮機理和數理統計、曲線擬合、方差分析的方法分析纖維品種和纖維數量對二灰碎石的力學性能和乾燥收縮性能的影響,最後得出纖維對二灰碎石的強度、抗壓回彈模量、乾燥收縮有很顯著的影響,並提出了相應的建議。Sampling and analysis of iron, steel and other ferrous metals - methods of analysis - determination of molybdenum - molybdenum oxide and high grade molybdenite ores : gravimetric method
鐵鋼和其他黑色金屬抽樣和分析.第3部分:分析方法.第19節:鉬含量測定.第3分節:氧化鉬和高品位輝鉬礦:稱重法Methods for chemical analysis of iron, steel and alloy. the nitroso - r - salt spectrophotometric method for the determination of cobalt content
鋼鐵及合金化學分析方法亞硝基r鹽分光光度法測定鈷量Researching on the technology if reverse order is to study strains if pits, structural systems if basement, environmental surwey and underpinnings. on account of emphasizing developing methods if checking strength if pick - ets, modemizing machenes of excavation and studying methods of underpinning is put forward and is a way if controlling the quality of pickets in sites, which leads an active effect ; synthetic application if rankintheory, spatial and time effect theory to excavation tl aanalyze the state of soil force and strain is brought forward and the time effect should be considered in the zone of clay, the formation and development of soil plasticity are analyzed and the most dangerous zone to decide how to excavate and where to begin is found ; analyzing the cause of picket settlement during reverse order and the differential settlement and discussing hlw to solute it. duringh the temporary survey and the environmental warship, bringing rorward the theory of environmental vibration and analyzing the state of soil force and probability of losing stabilization of soil under the effect of environmental vibration ; analyzing the state offeree in underground concrete wall by the method of mathematics and pointing out the place of the maximum force and deformation. based on systematic illustrating the reverse order, problems about application and development of reverse order and suggestions also are expressed
鑒于國內外的研究把重點放在大力發展工程樁的實驗室承載力監測方法與設備、如何使土方開挖機械現代化及對周圍建築的臨測方法上,本文提出了現場利用聲波層析成像技術監測鋼砼樁內部質量的方法與程序,並得出了聲波層析成像技術是砼樁的動態質量檢測的有效手段,這對指導施有積極、現實意義;提出了綜合運用朗肯土壓力理論、基坑空間和時間效應影響理論來分析逆作法施工過程中基坑邊坡土體應力及應變的變化情況,指出粘土地區也應考慮時間效應,並且進一步分析了基坑邊坡土體的塑性區形成和發展,找出邊坡最不利的區域,以確定地下室土體的挖掘的方式和順序,指出憑主觀臆斷與經驗來施工是不可取的;在分析、經較逆作法與大開挖順作法的地下室結構體系受力情況及施工順序的不同,提出了節點處理技術;分析了逆作法施工期間樁的沉降變化原因及由此而產生的差異,並探討了解決的方法;本文還提出了環境振動對土體邊坡穩定產生影響的觀點,並分析了在環境振動影響下,土體的應力狀態及土休失穩破壞概率,並且還運用彈性力學知識和數學分析的方法定量地分析了地下混凝土墻受力狀態,指出了被監測墻體的最大應力、應變位置。The type of this article is " used for product ". it analyzes surface pollution of metal, hydro capacity and effect to wall piping quantitatively on the base of the rinsing of piping of hydraulic system of precise - rolling machine at the hot sequential rolling plant. by analysis, we confirm the fit flux and pressure when rinsing, design high - ability, high - efficiency, wide - applicability whole set equipment
本論文的成果直接用於生產,以太鋼熱連軋精軋機液壓系統的鋼管清洗為背景,對金屬表面污染進行分析,對液壓鋼管沖洗時流體的性能和其對管道內壁的作用效果進行定量的分析,確定合適的沖洗流量和沖洗壓力,設計製造了能力大、效率高、效果好、適用廣的成套裝置。分享友人