beam bottom 中文意思是什麼
beam bottom
解釋
梁底模-
And it is also found that the polarized incident gauss beam become depolarized after emitting from the bottom of solid immersion lens. the beam dimension of the emitting optical field at the near - field bottom of solid immersion lens is " broadened "
在固體浸沒透鏡底面的近場區域，出射光場發生了退極化，使得出射總場的光斑有了一定程度的「增寬」現象。 -
This drilling adopts crank connecting link and walking beam percussion mechanism, which make the drilling possess two percussive functions, normal drilling takes connecting link impact as main mode, when encountering special situation and the connecting link impact can not drill, it can transform into hoisting impact, the stroke length can be modulated, it realizes automatic percussive drilling due to continuous operating of connecting link percussive mechanism, these can enhance drilling efficiency and relieve labor intensity ; it adopts pumping reverse circulation to drain slag, which not only resolves the drilling difficulty in special stratum such as pebble and gravel stratum and hard stratum, but also resolves the problem that the percussive drill ' s efficiency is low ; it adopts spur gear differential mechanism as double cylinders lazy tongs of main hoist, which not only ensures the balance state of drilling tool, but also reduces the mechanical design, and reduces the cost ; the bottom plate traveling motion of this drilling machine adopts walking type ; the drilling tower adopts hydraulic pressure uprising, and reduces the assistant operating time
該鉆機採用曲柄連桿、游梁式沖擊機構，使鉆機具有兩種沖擊功能;正常鉆進以連桿沖擊為主，遇到特殊情況，用連桿沖擊不能鉆進時，可轉為卷揚沖擊，沖程可調，因連桿沖擊機構連續工作，所以實現了自動沖擊鉆進，可提高鉆進效率，減輕勞動強度;採用泵吸反循環的方式排渣，既能有效解決卵礫石地層、堅硬地層等特殊地層鉆進的困難，又很好地解決了沖擊鉆機效率低下的問題;採用直齒圓柱齒輪差速機構作為主卷揚的雙筒同步機構，既保證了鉆具處于平衡狀態，又大大簡化了該機構設計，降低了成本;該鉆機底盤行走移位採用步履式;鉆塔採用液壓起立，減少了輔助作業時間。 -
The optical near - field distribution and propagation properties of solid immersion lens system are analyzed in detail when illuminated by linearly polarized focusing gauss beam. the change of the optical intensity and beam dimension at the bottom of solid immersion lens with different refractive index and different distance are discussed. the simulated results reveal that the higher the refractive index is, the stronger the optical intensity and the smaller the beam dimension at the bottom of the solid immersion lens will be
編制了對固體浸沒透鏡近場超高密度光存儲系統進行模擬的二維時域有限差分程序，實現了對固體浸沒透鏡光存儲系統的數值模擬；著重研究了線偏振的高斯光束通過固體浸沒透鏡的光傳輸和近場光場分佈特性；分析了固體浸沒透鏡底面出射光強、光斑直徑隨固體浸沒透鏡折射率的變化、光透過固體浸沒透鏡后的強度、光斑直徑隨離開固體浸沒透鏡底面距離的變化。 -
The box beam ' s temperature stress of longitudinal direction and transverse direction with different conformation are analyzed, it finds that there is largish temperature tensile stress in the bottom of top deck and the haunch of box beam increase temperature tensile stress in the bottom of top deck. the paper makes a study of different thermal effects resulted from several kinds of closed rigid frame
根據大量實測溫度場結果建議採用一個有利於理論推導的指數函數的公式來擬和箱梁體內的溫差分佈，既貼近實測數值，計算又比較簡單；通過對空腹式剛架拱橋尤溪洲大橋所在地夏季、秋季、冬季的溫度場及溫度應力的實測，以及與本文所提出計算方法的理論解進行的分析比較，證實了本文計算方法的正確，同時改進了已往混凝土箱梁溫度自應力的計算方法。 -
Two numerating methods are used in traditional structural design of gate chamber. first, considering the gate frusta to be fastened on the weir body, it is calculated as plane stress problem independently. then applying the results ( moment and vertical force ) on the bottom of gate frusta as concentrating load on the weir body, and the weir body is viewed as a elastic foundation beam or plate and unilateral stress analysis was performed
傳統閘室結構計算有兩種計算方法，其一是將閘墩視為固端于堰體上，單獨進行閘墩平面受力計算，再將閘墩下部的計算結果（彎矩和垂直力）作為集中荷載作用於堰體上，堰體作為彈性地基梁或板進行片面應力計算。 -
Prospect dtzziii series weight - load controller sensor part adopt bridge - type strain piece sensor, and applies steady installation technology to insure sensors running steady and long - range. we provide multi - kinds of sensor installation method. sensor can be installed under the car bottom, on elevator rope hitch plate, on car top wheel and axle and car top beam to work together with controller
前景dtzziii系列稱重控制儀的稱重傳感器部分採用橋式應變片傳感器，應用平穩安裝技術確保長期穩定運行稱重傳感器提供多種安裝方式，可以安裝于活轎底電梯的轎廂轎底電梯繩頭板處電梯轎頂輪軸處電梯轎頂橫樑上面等，與控制儀配合使用。 -
" prestress anchor ribbed beam support system " is a new practical support technology which came from soil nailing walls system and un - embedded rank of piles with anchors support system that has been used successfully for 4 years by the author and his company named qingdao deep foundation stabilization engineering co., ltd. it " s mechanism is similar to rank of piles with anchors support system that can not be inserted into the bottom of foundation trench, but it " s ribbed beams are used to replace rank of piles made before excavation so the work cycle can be shortened and the support system cost can be reduced ; meanwhile this system maintains the soil nailing wall " s convenience of digging and supporting
「預應力錨桿肋梁支護技術」是筆者及所在單位歷時四年在土釘墻和無嵌入多錨排樁兩種支護體系基礎上開發應用成功的一種新型實用性支護技術。其支護機理類似於未嵌入坑底的排樁多錨支護，只是由肋梁代替了開挖前施工的排樁從而提前工期並降低支護造價；同時繼承了土釘墻隨挖隨支護的機動靈活性。自1998年至今該技術已在青島、濟南、煙臺等十幾個深基坑和高邊坡工程中成功應用。 -
In the hogging condition, double bottom and the side shell remain the ultimate bucking strength, deck and upperwing tank remain the yield stress, and the other parts keep elasticity. then the key to calculate the ultimate strength of ship hull girders is to ascertain the ultimate bucking strength of the stiffened panels. in this regard, the developed formulation is designed to be more sophisticated than previous simplified theoretical method for calculating the ultimate strength of stiffened panels under combined in - plane bending and lateral pressure. fabricatio n - related initial imperfections ( initial deflections and residual stresses ) are included in the panel ultimate strength calculation as parameters of influence. all possible collapse modes involed in collapse of stiffened panels, including overall buckling collapse, column or beam - column type collapse, tripping of stiffeners and local bukling of stiffened web are considered
確定了船體梁整體破壞時的剖面應力分佈之後，關鍵在於確定板架的極限屈曲強度。本文充分考慮了在縱向彎曲、橫向壓力作用下加筋板可能發生的幾種破壞模式，即板架的整體屈曲破壞、樑柱形式的破壞、筋的側傾、腹板的屈曲並同時考慮了初始焊接殘余應力、初撓度的影響，使其更精確的計算加筋板的屈曲強度。對于加筋板中加強筋腹板的局部屈曲，採用解析法推導出筋的腹板的撓度方程及其邊界條件，求解相應的方程，從而計算出腹板的局部屈曲應力。 -
In order to make the mgb more easy - operating, ultrasonic testing simula - tion software was designed and developed, which has a good user - oriented interface and can simulate easily the inspection fields of planar transducer, focused transducer and angle beam transducer. it also can help inspectors analyze the inspection procedures and predict the feasibility of actual ultrasonic testing, then choose suitable inspection parameters. the side - drill hole and flat - bottom hole are commonly used in ultrasonic
為了使多元高斯模型使用更加方便，本文設計並開發了基於多元高斯聲束理論的超聲檢測聲場模擬軟體，該軟體具有良好的圖形用戶界面，操作簡單，可方便地實現直探頭、聚焦探頭和斜探頭的檢測聲場模擬，可幫助檢測人員進行檢測過程的分析及結構件的可檢性預測，並選擇合適的檢測工藝參數。 -
Based on comparison of several technical schemes, the method of sand bedding pre - elevating and step water - filling pre - compressing is adopted. so the dissertation is consist of two parts : ( 1 ) the applicability study for the method of sand bedding pre - elevating and step water - filling pre - compressing, including numerical analyses for the thickness of sand bedding, the consolidation, settlement and stability of foundation, drainage, possibility of foundation liquefaction under seismic loading, et al. ( 2 ) monitoring at construction stage and checking the effect of foundation treatment, including the measurements of the settlement velocity and non - uniform settlement of ring beam under the tank, pore pressures and horizontal displacements in foundation, the pressure distribution at the bottom of oil tank and the strength increase of soils
通過多種技術方案比較，最終選擇了技術先進的砂墊層預抬高分級充水預壓法，論文工作主要由以下兩部分組成： （ 1 ）砂墊層預抬高分級充水預壓法的適用性研究，其中包括砂墊層厚度、地基沉降與固結度、地基穩定性、降水、地震作用下砂土液化的可能性等方面的計算分析； （ 2 ）施工監測與地基處理效果檢驗，其中包括油罐環梁基礎沉降速率與不均勻沉降程度、各分級充水加載階段地基超靜孔壓與深層水平位移、油罐底板壓力分佈及地基土強度增長等方面的實測與數據分析。 -
Taking the sucessful control experiences in previous cable - stayed bridge construction into consideration, the control principles and methods for gonghe bridge, that is controling the stress of both the top and bottom sides of main beam, regarding the second stretching as the hauling cable force method, are offered, and related construction procedures for all construction stages are designed
在總結前人對斜拉橋施工控制經驗的基礎上，針對公和斜拉橋施工控制提出了相應的控制原則和方法，即以「控制主樑上下緣應力」為主梁內力控制原則，以「二次張拉」為斜拉索索力控制的方法，並根據各施工階段的具體需要設計相應的施工步驟。 -
In cross calculation, the structure subject to cross force and the reverse force of elasticity support can be derived from the bottom elasticity support on each longitudinal beam ; then, with the elasticity reverse force as the loading reversed acting on the side walls and the middle longitudinal beam, the longitudinal beam subject to force can be calculated
橫向計算中，底部彈性支承在各縱樑上，可求得結構的橫向受力與彈性支承反力；然後將彈性反力作為荷載，反向作用於側墻和中間縱樑上，進行縱向梁的受力計算。 -
Experiment showes that the skew beam has the mechanical characteristic of coupling of bending and torsion. the skew beam has little influence on bottom slab and lateral slab
試驗表明斜梁具有彎扭耦合的力學特性，主梁的斜向布置對側壁和底板的影響較小。 -
Research on solving cracks on bottom cross beam of 30000 t water hydraulic press and its removal
三萬噸水壓力機下橫梁裂紋處理的研究與消除 -
Finite element analysis on the cracks on the bottom plate of bridge beam of reinforced concrete
鋼筋混凝土橋梁底板裂紋成因的有限元分析 -
The stiffness ratio of ring beam to pile affects the maximum value of moment near the bottom of excavated pit
圈樑的抗彎剛度與樁的剛度比對樁身彎矩特別是坑底附近的最大彎矩值也有很大影響。 -
Suggestions on bottom bearing beam design for masonry structures
關于砌體結構下部承重梁的設計建議 -
This paper probes into the optimization of structural design for bottom bearing beam of the lower masonry structure of brick - frame construction
摘要對磚混一框架結構下部砌體結構承重梁結構設計優化進行探討。 -
Results show that low - rise steel frame structures can ignore fracture of bottom beam flange in the low seismic intensity area. 2 build up the finite element model. through comparing the shell element result to the test result, it proved feasible in shell element model to get the behavior of beam - column connections under monotonic and cyclic loads
2通過試驗結果與有限元模型計算結果的比較，驗證可以用殼元有限元模型來研究樑柱節點性能，實體有限元模型能很好模擬接觸問題和預拉力問題，混凝土有限元模型能夠較好的模擬混凝土結構的抗壓強度高和抗拉強度低的特性。 -
Beam - column elements modal and bilinear spring is used to describe the mechanic character of bottom frame structure
計算中對結構採用桿系模型，對隔震裝置採用雙線性彈簧模擬。
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