thickness of slab 中文意思是什麼
thickness of slab
解釋
板厚-
Safety appraise and handle methods of insufficient in - situ concrete floor slab ' s thickness
現澆混凝土樓板厚度不足的安全鑒定及處理方法 -
Optimal analysis of slab thickness for prestressed cored slab jointless bridge
無伸縮縫預應力空心板橋板厚優化分析研究 -
In the paper, not only such factors as reinforcing steel bar, various placing temperature of concrete in case of lift placements, lift thickness, time interval between lifts, the variation of elastic modules of concrete, heat of hydration, the temperature changes of environment but the effect of creep deformation and autogenous volume change on the temperature field and thermal stress field of reinforced concrete face - slab are considered
本論文在分析中，考慮了鋼筋、混凝土分層澆築、入倉溫度、澆築層厚、施工間歇、混凝土彈性模量變化、水化熱發散規律、外界氣溫等因素的變化及混凝土徐變和自生體積變形等因素對面板溫度場和溫度應力的影響。 -
The increase of the thickness of the non - polarization slab will decrease the average polarization and the susceptibility of the multilayer
雜質層的增厚會導致多層膜的極化和介電極化率的降低。 -
Testing results are analyzed, then the boundary condition ( the heat transfer coefficient of and the water density ) for computer simulation is acquired. through simulation in computer using the all - purpose computer simulation software secondary cooling in slab continuous casting and test results, the influence of the factor such as casting speed, casting temperature, shell thickness and secondary cooling system are analyzed. the secondary cooling system is evaluated, the reasons of crack are analyzed
應用模擬軟體和實驗數據對寶鋼1930鑄機進行了模擬計算，分析了拉速、配水制度、過熱度對鑄坯溫度場和坯殼厚度的影響；對寶鋼1930鑄機的二冷制度進行了評估，分析了產生裂紋的原因；並對二冷制度進行優化，提出了改進建議。 -
The minimum reinforcement rate has little effect on reinforcement in columns. ( b ) when considering the bars in slab participate in beams against negative flexure, four or six times slab - thickness on each side of web can be defined as the effective flange width of slab by intermediate or rare earthquake actions
當考慮板筋對梁端負彎矩承載力的提高作用時，可在設防烈度地震和罕遇地震作用下分別取每一梁側四倍、六倍板厚范圍作為板的有效寬度。 -
It has been found out that using a prestressed concrete flat slab floor can decrease the thickness of the floor slab, improve forced property and service functions of the structure, and so as to save materials, reduce cost and prevent the cracks of shrinkage and temperature
採用預應力混凝土無梁樓蓋可以降低樓板厚度，改善結構的受力性能和使用功能，而且能節約材料，降低造價，防止收縮和溫度裂縫的產生。 -
Aiming at the medium thickness slab caster in anshan isco, numerical simulations concerning fluid flow and free surface wave process of liquid steel in mold were conducted by using the cfx4. 4, a commercial software package for fluid flow analysis, in which the metallurgical functions of a submerged nozzle, specially the submerged nozzle with three holes, were investigated emphatically
摘要以鞍鋼中薄板坯連鑄機為對象，在商業軟體cfx4 . 4的平臺上對結晶器內鋼水流動和液面波動過程進行了數值模擬，重點研究了其所獨有的3孔浸入式水口的冶金功能。 -
Taking advantage of hear forces current theory ? this paper deduces the formula of bending shear stresses, in which the influences of axial force, bending moment, variable section depth and the variable thickness of top slab, bottom slab and webs are taken into account
本文利用「剪力流理論」推導出了彎曲剪應力的公式，該公式不僅計及了軸力和彎矩對彎曲剪應力的影響，還計及了截面高度、頂板、底板及腹板厚度變化對彎曲剪應力的影響。 -
The demonstration of heat - transfer measuring techniques and prospect of infrared thermal mapping techniques, main parts and performance indexes of a infrared camera, functional blocks and implementation of infrared processing software, experimental facility and measuring system of the wind tunnel has been made. the model emittance was experimentally determined and the three methods correcting directional emittance were compared. those problems of the infinite - slab model thickness and constant wall heat rates hypothesis, the determination of adiabatic wall temperature were discussed in a 1 - d heat conduction analysis
本文對紅外熱圖測熱技術與應用前景、紅外熱像儀主要部件與性能指標、紅外測熱數據處理軟體功能模塊與實現、風洞試驗設備與測量系統等進行了論述，測量了模型表面發射率並對發射率隨極角變化的三種修正方法進行了對比，對一維熱傳導分析中模型壁厚半無限假設、壁面熱流定常假設、絕熱壁溫選取等進行了探討。 -
The paper made up a flexural experiment with six pieces of composite slab. during the every step of load exerted, the paper recorded the strain of cold - form steel deck and concrete, deflection, crack, slide, ultimate bearing capacity. by changing the thickness of cold - form deck, thickness and strength of concrete, amount of steel stud and other parameters, the paper discussed the behavior of loaded composite - slab
本文進行6塊組合板的抗彎性能試驗，測試各級荷載下壓型鋼板及砼應變、組合板撓度、裂縫、板端滑移、組合板抗彎極限承載力；通過壓型鋼板厚度、砼板厚度、砼強度等級、栓釘數量等幾個參數的變化，探討組合板在荷載作用下的內力、變形情況。 -
Aiming at reducing the roughness of the sidewalls in the manufacturing of the pmma liquid pool by co _ 2 lasers, in the hypothesis that the intensity of the laser has a guassian distribution, the temperature distribution in slab material with limited thickness is studied according to traditional thermal conductive formulas, and the condensing progress of the melted surface of sidewalls is researched. it is concluded from the discussion of temperature distribution that the air bulbs is the major reason for the roughness of the sidewalls
為降低co _ 2激光加工pmma材料儲液池側壁粗糙度，本文根據傳統的熱傳導方程，假定激光強度為高斯分佈，對有限厚板狀材料的溫度場進行分析;並考察側壁表面熔化層凝固過程的特徵;結果表明，側壁粗糙度形成的主要原因在於側壁表面熔化層凝固前氣泡未及時析出。 -
Analysis of undetermined prestressed slab with varying thickness using unbonded tendons
超靜定無粘結預應力變截面樓板結構的分析 -
It is demonstrated that the transmission becomes tunable, depending on the thickness and the refraction index of the slabs deeply : as the thickness of lhm slab in the structure becomes wider, the bragg gap shifts toward higher frequency, in sharp contrast to its shift toward lower frequency as a result of widening the thickness of positive - index - material slab
然後利用傳輸矩陣法理論分析了這種結構的傳輸特性，證實了新帶隙的存在，同時發現結構的傳輸特性與結構組成介質的厚度以及折射率密切相關，當正折射物質的厚度增加時，傳統bragg帶隙會沿頻率軸向低頻方向移動，若為左手物質則向高頻方向移動。 -
The author, applying the program of ansys, built a nonlinear model of rc bi - direction cellular slab, and, from the comparison of equivalent - span and equivalent - thickness solid plate, drew several important conclusions. meanwhile he also pointed out that the stiffness of cellular slab would become weaker because of the holes of cross - section which make the tare weight 40 % down comparing to solid plate, but if the weakness of tare weight was considered, the cellular slab still remained the excellent features of integration and stiffness, by which the cellular slab can be put into use of large - span
本文利用有限元程序ansys ，建立了鋼筋混凝土雙向空腹板的非線性計算模型，並和等跨等厚度實心板進行分析對比，從而得出了一些重要結論，指出：在空腹板自重比實心板減少40左右後，空腹板的剛度雖然由於截面的開孔而削弱，但考慮自重減少后，空腹板仍表現出整體性好、剛度大的特徵，從而實現較大跨度樓板的工程應用。 -
The ultimate load was controlled by the load on the middle of slabs when the slab thickness was more than approximately 43 cm
板厚超過43cm時，極限荷載以板中加載控制為主。 -
5. it was found that the load location changed with the thickness of slabs increasing through the analysis of the relationship between ultimate load and slab thickness
5 、通過分析極限荷載隨板厚的變化，發現板的極限荷載所對應的荷載位置會隨板厚的增大發生變化。 -
The work presented in this thesis is part of the research project - similitude laws and nondestructive diagnosis on concrete pavements, which is supported by china national science foundation. 9 slabs were tested to failure with factors of slab thickness, size ratio of geometrically similar slabs and loading place taken into account
本課題在國家自然科學基金項目「混凝土路面板相似理論與損傷診斷研究」 （批準號59978015 ）資助下，進行了不同厚度、不同幾何相似比的9塊剛性路面板的試驗研究。 -
Which often produces some unexpected problems, such as prolonging time limit of project, increasing engineering quantities and cost, etc. through test on the site, dynamic value analysis, finite element unit method, the paper researchs construction technology of in - situ pile, transfer theory, thickness of supporting layer of head slab and depth of pile in karst area, provides some important conclusions, directs effectively the design and construction of this kind of projects
但因溶洞的分佈規律性差，現有勘探手段難於事先查明它的準確位置及大小，因而常常給施工帶來意想不到的問題：工期延長、工程量增加及工程費用增加等。本文通過現場試驗、理論計算和有限單元分析，對巖溶地區鉆孔灌注樁的施工工藝、荷載傳遞機理、持力層頂板厚度及嵌巖深度等方面進行了較為系統的研究，得出了一些重要結論，有效地指導了該類工程的設計和施工。 -
Our results indicate that, when the thickness of slab is smaller than 3 nm, the oscillations of surface energy and the displacements of surface atoms as a function of the number of layers are observed
本文的研究結果表明，當所採用的平板模型層數小於9時（對應平板厚度約為3nm ） ，表面能以及表面原子弛豫均存在奇偶振蕩現象，可以預測對于sno _ 2納米薄膜，也存在類似現象。
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