高溫的變形 的英文怎麼說
中文拼音 [gāowēndebiànxíng]
高溫的變形
英文
hot deformation-
Molten lead and iron boiled in the marble basin of the fountain ; the water ran dry ; the extinguisher tops of the towers vanished like ice before the heat, and trickled down into four rugged wells of flame. great rents and splits branched out in the solid walls, like crystallisation ; stupefied birds wheeled about and dropped into the furnace ; four fierce figures trudged away, east, west, north, and south, along the night - enshrouded
熔化的鉛和鐵在噴泉的大理石盆里沸騰,燒幹了泉水滅燭器似的塔樓尖頂在高溫前像冰一樣熔化,滴落下來變作了四個奇形怪狀的火池堅實的墻壁以結晶的紋樣作樹枝形迸裂,迸出了巨大的豁口和裂縫。When the specimens are deformed in a long time at the optimal superplastic deformation condition, the microstructure is coarsened sharply. if the deformation time is shortened properly or the deformation temperature is decreased appropriately or strain rate is increased, homogeneous and fine equiaxed crystal microstructure can be obtained
在最佳超塑性條件下長時間變形時,合金顯微組織將發生明顯粗化,適當縮短變形時間、或適當降低超塑變形溫度及提高應變速率,可得到均勻細小的等軸組織。Woven wire mesh series : stainless steel wire mesh, brass wire mesh, copper wire mesh, phosphor bronze wire mesh, barbecue grill mesh, crimped wire mesh, low carbon steel wire mesh, mild steel wire mesh, black wire cloth, window screening netting, vibrating sieving mesh, filter for gas and liquid, conveyer belt, chain link fence, galvanized square wire mesh, hexagonal wire mesh
此網帶由雙股右螺旋或由雙股左螺旋盤條與一根串條連接而成,網帶拼接方便,網眼一般小於單股加強編織的網眼,編織牢固,不易變形,維修方便。能用於高溫的自動流水線,輸送重物,機械工業上零件的熱處理,各種較大物品的烘乾。During the course of the research, the criterions of the interpolation effect are mean error ( me ), mean absolute error ( mae ), root mean squared interpolation error ( rmse ) and the difference of mean square deviation between the measured and the estimated surface air temperature. the conclusions are as follows : ( 1 ) by contrasting the gaussian weighted model associated with the error modification with the gaussian weighted model, the error modification is proved to considerably ameliorate the precision of spatial interpolation ; ( 2 ) on the base of the gaussian weighted model, taking altitudinal effect into account can reflect the trend in which temperature changes according to the topographic altitude and may ameliorate the precision of spatial interpolation correspondingly and apparently, which indicates that topographical effect on the preciseness of spatial interpolation can not be disregarded in terms of the region with complicated topography ; ( 3 ) the map of daily surface air temperature distribution, using the modified gaussian weighted model a and b, can accurately reflect the temperature - changing - with - topographical - altitude trend. among them, the better is the model a, whose me is below 0. 03 ?
在此過程中,採用平均誤差( me ) ,平均絕對誤差( mae ) ,插值平均誤差平方的平方根( rootmeansquaredinterpolationerror ,簡稱rmsie ) ,插值前後測站要素值的均方差( meansquaredeviation ,簡稱msd )差值作為判定插值效果的標準,得出如下結論:通過高斯權重法與結合逐步訂正的高斯權重法的對比,說明結合逐步訂正方案的高斯權重法可大大提高地面日氣溫的插值精度;在高斯權重法中加入海拔影響項可以反映出溫度隨地形高度的變化趨勢,同時也能較大地提高地面日氣溫的空間插值精度,說明在地形復雜的區域,地形影響在插值精度中是不可忽略的;對于高斯權重法的兩種改進方案得到的地面日氣溫分布圖都能很好地反映出表面大氣氣溫隨地形高度的變化趨勢。Veneer dyeing can improve wood visual characteristics and imitatethe color and luster of precious wood species, to increase the decorative effect. the veneers of hardwood species such as % populus tomentosa, paulownia elongata % were adopted to make dyeing experiments by using acid dyestuff. the result shows : the acid dyestuff in textile industry could be used in wood dyeing process. compound dyeing can be adopted by using the mixture of several kinds of dyestuff. the different treatment methods before the wood was dyed affects the dyeing effect of wood. there is a great difference in the deformed degree of dyeing veneers, smooth level has a relation with wood density. the density of dyestuff, dyeing time and dyeing temperature and so on have many influences on dyeing effect. different technological process has been used in veneers of different wood speicies
木材單板染色有利於改善木材視覺特性,可以實現模仿珍貴樹種木材的色澤,提高裝飾效果.該研究選取毛白楊和泡桐等闊葉樹種木材單板採用酸性染料進行染色實驗,結果表明:紡織工業用酸性染料可用於木材染色,也可以採用幾種染料混合復合染色;木材染色前的不同處理方法影響木材的染色效果;染色單板的變形程度有較大差異,平整度與木材密度相關;染料濃度、染色時間和染色溫度等對染色效果有較大的影響,不同樹種單板應採用不同工藝Because modeling the material heat output air and the molding tool cavityinside gather together quickly output of burnt, flow the mark, lack to anticipate, inhale to result in of transform the etc., the blemish can get to solve well
由於成型材料高溫產生的氣體和模具腔內快速集聚產生的燒焦、流痕、缺料、吸氣造成的變形等缺陷能得到充分解決。The expression of calculating the horizontal difference in temperatures t is provided. the equation of the super - length tall buildings with the temperature distribution is formulated, and also the relevant solving strategies are provided
給出了超長高層建築結構在各種溫度作用下溫度變形、溫度內力(應力)的數值范圍、分佈狀況及在對比模型中各構件中溫度內力、變形的變化情況,從中找出減小結構溫度內力的方法。In the aspect of improving the cracking feature, compatibility and flexibility, the author has done experiments, including strength, modulus of elasticity experiments, and design some experiments similar to the practical structure and circumstance including adhesion strength between fresh mortars and old ones, between mortar and polystyrene board, mortar shrinkage in concrete circle, mortar shrinkage at different strength and different polymer - cement ratio, and temperature deformability at different strength and different polymer - cement ratio on mortars, on different type of formwork and on mortars with different type of formwork
在改善砂漿抗裂性、提高柔韌性和協調變形能力方面,進行了不同聚合物摻量的強度試驗、彈性模量試驗;設計了與模網混凝土實際結構和情況相接近的新老砂漿粘結強度試驗、砂漿與苯板的粘結試驗以及混凝土環中的砂漿收縮試驗;進行了不同強度、不同聚合物摻量下的砂漿干縮變形試驗、溫度變形試驗,以及不同結構形式的鋼網自身溫度變形試驗和配有鋼網的砂漿溫度變形試驗。On the basis of the primary concepts of thermal conduction and thermal physical property of concrete material, the distributions of temperature in concrete structures are discussed in this thesis, the causes resulting in temperature - effected deformation and internal forces in the elements of the structures are analyzed. moreover, the practical approaches, such as continuous method, iteration method, finite element method, are suggested to calculate the deformations and internal forces above
本文從混凝土的熱物理特性和熱傳導的基本概念出發,討論了混凝土結構中的溫度分佈規律,分析了高層建築結構中溫度變形和溫度內力產生的原因,並介紹了高層建築結構中溫度變形和溫度內力計算的實用方法,包括連續化法,迭代法及有限單元法。This dissertation mainly has a research on the control of temperature stress and temperature strain in super thick mass concrete planceer of high - rise building. because the cracks of super thick mass concrete planceer of high - rise building is mainly caused by temperature stress and temperature strain, we have an emphasis research at the change of the temperature stress of super thick mass concrete planceer, study the construction technique how to prevent mass concrete planceer from appearing the crack ' s, and provide a viable fulfillment experience
本文以高層建築超厚底板大體積和混凝土結構施工中的溫度應力和溫度變形控制為研究對象,針對高層建築超厚底板產生裂縫的主要原因是溫度應力和溫度變形這一特點,重點研究底板大體積混凝土溫度應力產生和變化的機理,探討防止底板大體積混凝土出現裂縫的施工技術,提供切實可行的實踐經驗。This dissertation generalizes the test on the full - scale reinforced concrete simply - supported slabs and three - span continuous slabs under fire at the normal loading condition. the conclusion can be drawn from the test about the deformation of the both kinds of slabs and the specimen section temperature distribution. meanwhile, the failure modes, mechanism and internal force redistribution of the continuous slabs are analyzed
本文對足尺鋼筋混凝土簡支板、三跨連續板進行了恆載下的受火試驗研究,通過試驗,給出了鋼筋混凝土簡支板和連續板在高溫下的變形、構件截面溫度分佈規律;分析了連續板的內力重分佈和破壞機構的特點。It is shown that the high hardness and low thermal conductivity promote the formation of transformed asbs, and the deformed asbs will form if low hardness and high thermal conductivity are involved ; for steel with both high hardness and thermal conductivity, the transformed asbs will transform into deformed ones, due to that the fast heat conduction from high temperature asbs results in rapid temperature rise around and thus decreasing the hardness
研究結果表明:鋼的高硬度和低熱導率有利於形成相變帶;反之,則傾向于形成變帶;對于具有高硬度和高熱導率的鋼,由於高溫相變帶區域的熱量迅速傳遞到周圍的基體組織而使其溫度升高、硬度降底,形成的相變帶會向形變帶轉化。Abstract : the forced state in key parts and their lifetime, the volume of high pressure chamber and ratio of pressure, the length of high pressure stroke and pressure stability, the relations between the deformation of high pressure chamber and temperature field and pressure field for three kinds of apparatus of making synthetic diamond under high pressure and high temperature were compared in this paper. the differences of these main apparatus were analyzed according to the degree of difficulty and ease in the technique, the choice of applicability and the cost and yield of them. it was emphasized that studying and developing the large sized belt - type press should be the way to make high quality saw diamond and change the state of making middle and low quality diamond in the diamond industry of our country, catching up with the international advanced level as well
文摘:通過對高溫高壓合成金剛石3種主要裝備在關鍵部件受力狀況與使用壽命、高壓腔體積與壓力利用率、高壓沖程大小與壓力穩定性,高壓腔變形與溫場、壓場的關系等方面的比較,分析了3種主要裝備在技術難易程度、適用性選擇和投入產出比的差異;強調了我國金剛石行業要改變當前只能生產中低檔金剛石的現狀,向生產高品級鋸片級金剛石的方向發展,與國際接軌,應該走大型化兩面頂的道路。The forced state in key parts and their lifetime, the volume of high pressure chamber and ratio of pressure, the length of high pressure stroke and pressure stability, the relations between the deformation of high pressure chamber and temperature field and pressure field for three kinds of apparatus of making synthetic diamond under high pressure and high temperature were compared in this paper. the differences of these main apparatus were analyzed according to the degree of difficulty and ease in the technique, the choice of applicability and the cost and yield of them. it was emphasized that studying and developing the large sized belt - type press should be the way to make high quality saw diamond and change the state of making middle and low quality diamond in the diamond industry of our country, catching up with the international advanced level as well
通過對高溫高壓合成金剛石3種主要裝備在關鍵部件受力狀況與使用壽命、高壓腔體積與壓力利用率、高壓沖程大小與壓力穩定性,高壓腔變形與溫場、壓場的關系等方面的比較,分析了3種主要裝備在技術難易程度、適用性選擇和投入產出比的差異;強調了我國金剛石行業要改變當前只能生產中低檔金剛石的現狀,向生產高品級鋸片級金剛石的方向發展,與國際接軌,應該走大型化兩面頂的道路。Through the test of the four prestressed steel wires at elevated temperature around the range of 20 to 800, the thermal strain of the four prestressed steel wires under stress is studied, the main reasons of the thermal strain are analyzed, and the computation equations are listed
摘要通過對4種常用的預應力鋼絲在高溫下的試驗,研究了4種預應力鋼絲在不同應力水平下,在20 ~ 800范圍內的變形性能,並分析了熱應變產生的主要因素,給出了相應的計算公式。The hot dry rock geothermal energy is a r. ew clean energy and have excellent development prospects, but is not yet exploited on large - scale in our country then to mankind : the theories and technique of the heat extraction all belong to the new task in the new field, and already have a strong appeal to the international technology worker, and already have obtain certainly achievement, on the basis of study by our predecessors, this paper do the as follows work, acquire the following main result : lx present a many fields coupling mathematics model for solid - flow - heat of 3d blocked medium in hdr
高溫巖體地熱是我國以至人類尚未大規模利用而又極具廣闊開發遠景的新的潔凈能源,對其進行開發利用的理論與技術都屬于新型領域的新型課題,已經吸引了大批的國內外科技工作者的投入,並取得了一定的成果。在前人研究的基礎上,本文做了如下工作,獲得了如下主要成果: 1 、建立了高溫巖體地熱開發的塊裂介質固、流、熱多場耦合數學模型,模型控制方程包括完全耦合的變形方程、滲流方程、熱傳導與對流方程,描述了熱儲層的非線性特性。The results show that the deformation resistance is affected remarkably by both strain rate and deformation temperature, the deformation resistance decreases with the increase of temperature, and it increases with the increase of strain rate
結果表明:變形溫度和應變速率對耐候鋼變形抗力的影響最強烈;耐候鋼的變形抗力隨變形溫度的升高而下降,隨應變速率的提高而增大。The rupture mode of the composite at room and elevated temperature depends upon the work - hardening characteristics of the nickel alloy matrix
復合材料常溫和高溫的拉伸斷裂模式與基體相的形變強化特性有關。Effect of mullite on high temperature anti - deforming capability of alumina - based ceramic core
莫來石對氧化鋁基陶瓷型芯的高溫抗變形能力的影響In order to accurately describe the strain - controlled cyclic deformation of material at high temperatures, an experimental research was carried out on the cyclic deformation of 304 stainless steel subjected to uni - axial and non - proportionally multi - axial cyclic straining at 350 and 700
摘要為了對材料的高溫應變循環變形行為進行精確的本構描述,在350和700下,對304不銹鋼在不同加載路徑下的單軸和非比例多軸應變循環變形行為進行了實驗研究。分享友人