criterion formula 中文意思是什麼

criterion formula 解釋
衡準判別式
  • criterion : n. (pl. -ria) (評判等的)標準,準則。
  • formula : n (pl formulas lae )1 公式,程式;定則,方案。2 【醫學】配方,處方。3 (政治口號等的)提法,表...
  1. In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test

    然後,對巖土工程領域至今尚未解決,甚至不為人注意的考慮地基變形的地基承載力問題進行了實用化的探討,提出了考慮地基變形的地基承載力上程計算方法;對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎(空間問題)的承載力界限荷載p _ ( 1 / 4 ) ,並與國內外土力學專著及地基基礎設計規范中的條形基礎(平面問題)的界限荷載p _ ( 1 / 4 ) ,進行了對比,從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況;根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作,本文以截頭錐模型模擬地基,對地基(巖基)承載力的動測法進行了研究,為各類地基(包括巖基) ,匯總了動力分析和檢測川的參數:針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題,從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單元法計算、土力學計算及深斤載荷試驗四方面進行了深入討論;本文作者根據多年現場載荷試驗的工程實踐,對深井荷試驗裝置的核心部分? ?反力裝置,設計了側壁支撐反力加載系統,該加載系統具有實用、簡便、穩定及安個等優點。
  2. On the basis of investigations into the progressive yield process and the possible failure modes of rcc gravity dams, the quasi - elasticity design limit state of the ctrtical stability criterion is proposed and the real working state of the dams designed according to the ctriterion is discussed. a check formula using the material strength reducing factor as the safety index and a simplified formula similar to against sliding stability fromula are derived. finally, the corresponding design safety factors are given by using fem calculations with various influence parameters to be taken into account

    本文在研究碾壓混凝土重力壩漸進破壞過程和可能失穩方式的基礎上,提出了以準彈性臨界作為穩定臨界準則的設計極限狀態,分析了按該準則設計的大壩的實際工作狀態,導出了以準彈性強度儲備系數為設計安全指標的審查公式以及形式與抗剪斷公式相同的簡化公式,探討了定量計算考慮各種因素影響的相應設計安全系數的合理取值,並與現行規范方法進行了比較
  3. In fact, the adherence of young and old concrete belongs to the adherence research work of bimaterial. the simulation calculation shows that in the range of criterion provision of young and old concrete that the formula for calculating the splitting tensile strength of a monolithic concrete specimen can be used to a concrete specimen of young and old concrete when the difference of elastic modulus of young and old concrete is small

    新老混凝土的粘結實際是彈性模量不同的兩種材料? ?即雙材料的結合問題。本文通過數值模擬計算結果表明,在規范規定的修補結構新老混凝土強度等級差值范圍內,新老混凝土彈性模量相差不大的情況下,新老混凝土粘結劈拉強度可近似採用整體混凝土劈拉強度計算公式。
  4. Partially prestressed concrete structure has been widely used in the field of civil engineering. the deformation is very important for prestressed concrete members, for they are thinner than those of reinforced concret owe to the adoption of hign - intension material and developed technic of design and construction. at present, there are some formulae for deformation in the criterion of many countries. mostly there are 3 methods in use : double linearity method, method of valid inertia and curvature integral calculus method. this article will discuss the influence of material, spa, construction form, and adjust the formula for stiffness of gb50010 - 2002 to a new uniform formula for deformation

    在土木工程領域,部分預應力混凝土結構因其良好的跨越能力和經濟性而得到了廣泛的應用,並發揮了巨大的作用。由於採用了高強度材料並進一步改善了設計和施工技術,預應力混凝土構件一般比普通鋼筋混凝土構件更為細巧,因此,撓曲變形問題顯得尤為重要起來。目前,各國規范對于部分預應力混凝土構件的變形計算均有相應的公式,變形計算的關鍵是剛度的計算。
  5. 2. a relevant formula of eight - node adhesive finite element is deduced in the paper, which is based on a separately interpolation scheme for reissner - mindlin plate element. a load capability analysis method for patched composite laminated structure is established by using tsai - hill failure criterion and thai ' s reduced stiffness scheme, and corresponding computer code is also developed

    在任意四邊形四節點復合材料層合板殼單元的基礎上,推導了相應的八節點膠單元,並採用蔡-希爾強度理論以及蔡氏剛度退化準則,對復合材料層合板膠接補強結構進行剛度分析和極限承載能力分析,編制了相應的有限元分析程序。
  6. Some basic concepts, failure criterion, formula and determination of analytical parameters such as spring modulus, coefficient of damping and time step of the extended model are presented

    文中詳細介紹了離散單元法的基本原理、破壞準則、基本方程以及彈簧剛度系數、阻尼系數、時間步等計算參數的確定方法。
  7. The hot water and the watersupply second flow formula is the same in the existing criterion. but the veicle, the law, the time and the probability that the people using hot water is deflsrent from that of the water. so it should have a method

    現行規范中熱水設計秒流量計算方法與給水計算方法一樣,但熱水的用水器具、用水規律、使用時間和用水概率都與給水不同,應有不同的計算方法。
  8. The larson - miller method and the superheater wall temperature computation model brought forward by soviet criterion are adopted to calculate the life loss caused by creep. and a simplification formula is put forward to apply in the on - line life inspection system

    本文採用拉森米勒參數法,結合前蘇聯1973年熱力計算標準中的過熱器壁溫計算模型,對前期蠕變壽命損耗進行了計算;並提出簡化方法,用於在線壽命監測系統中。
  9. On the basis of construction technique of large diameter bored hollow pile of prestressing force concrete, through the program of marc, this paper analyses the pile vertical bearing capacity under different lengths, diameters and strength parameters of mediators as well as the inner force and displacement under lateral and combined loads, giving the criterion of rigid pile and flexible pile. with elastic theory, the paper establishes the inner force calculating formula under eccentric load. this research findings will set a firm theoretical foundation for its widely application

    本文在對大直徑鉆埋預應力混凝土空心樁施工工藝分析研究的基礎上,運用marc軟體,對豎向荷載作用下不同樁長、樁徑及樁周介質強度參數時空心樁的承載力性狀,以及水平向荷載及其組合荷載作用下空心樁的內力、位移變化規律進行了模擬分析,提出了大直徑鉆埋預應力混凝土空心樁的剛性與柔性界定標準。
  10. By means of numerical emulation, it analyses the pile vertical bearing capacity under different lengths, diameters and strength parameters of mediators as well as the inner force under lateral and combined loads, giving the criterion of rigid pile and flexible pile. with elastic theory, the paper deduces the inner force calculating formula under eccentric load and the bearing capacity calculating formula under vertical load ; establishes a complete design and calculating method of large diameter pile

    通過數值模擬,對樁在豎向荷載作用下不同的樁長、樁徑及樁周介質強度參數變化時樁的承載性狀進行了分析,並對樁在水平向荷載及其組合荷載作用下樁的內力變化規律進行了分析,提出了大直徑鉆埋預應力混凝土空心樁的剛性與柔性界定標準。
  11. In order to simplify the calculated procedure, the error coefficient ( r1 ) has been introduced to paper. and so, the criterion formula ( 2. 1 ), which calculates strain and stress in concrete, can be replaced by one - variable formula ( 2. 17 )

    為簡化計算類設計破壞形態時粘貼加固構件的抗彎承載力,本文引入誤差調整系數_ 1 ,將規范混凝土應力?應變公式( 2 . 1 )簡化成一階線性公式( 2 . 17 )並代入計算。
  12. Based on the idea of the measured displacement can be divided into elastic and plastic parts, elastic parameters can back analyzed by the elastic displacement, which is the measured instant after blasting excavation. the strength parameter can be got by plastic deformation, which is the measured during the period of construction loop without blasting excavation. lastly, depending on fenner formula, a new and valid evaluating criterion for tunnel stability is presented and the effect of deformation modulus, cohesion, internal friction angle and overburden can be considered

    以解析理論為基礎提出一種實用而簡便的圓形洞室彈性反分析方法,且將其應用推廣到其它洞型、分步位移等不同情況;提出一種圍巖強度參數反演方法,並對其可靠性進行了初步研究; ( 4 )依據芬納公式提出了能夠考慮圍巖變形模量、強度參數、埋深等主要因素的、新的、有效的圍巖穩定性評判方法。
  13. This paper presents checking method of using predigested formula to calculate construction deflection checking value of base according to the strength of the semi - rigid base materials increases with their age ; and advances pavement base construction deflection value checking criterion, provides checking basis for controlling pavement construction

    本文在考慮半剛性基層材料強度隨齡期增長規律的基礎上,提出採用簡化公式計算路面基層頂面施工彎沉值的檢驗方法;並結合寧夏公路路面典型結構,提出路面基層施工彎沉值檢驗標準,為控制路面施工質量提供了檢測依據。
  14. Through a lot of test pile material, this essay concludes the vertical bearing capacity calculation formula of man - made pile with bulb shaped base by strength theory and relative deformation as control criterion. the method of defining pedestal pile foundation deformation modulus is especially discussed in this article, and it takes the mindlin solution as the starting point using mathematics method to get the poisson ' s ratio ( u ) which is the factor influencing foundation soil deformation modulus, and a deformation modulus calculating equation is finally determined

    本文通過大量試樁資料和有限元計算分析,給出了以強度理論和相對變形為控制標準的人工挖孔擴底樁豎向承載力計算公式。其中特別論述了擴底樁地基變形模量的確定方法,並從mindlin解出發利用數學方法得出了影響地基土變形模量大小的因素?泊松比,初步確定了比較完善的變形模量計算公式。
  15. In the course of assessing environmental pollution, a sensibility assessing method is introduced and limited dualism of fuzzy maths is applied to decide the proportion of respective sources, then educes a damage assessment formula. as to profits and gain losses, the model of remanent data discriminating of grey theory is applied to measure the anticipated interests. furthermore, a deep research and careful analysis are made about the legal matters of compensation for oil damage, and a general juristical criterion of whether compensation for respective losses should be made is defined

    筆者引入環境敏感度評價方法對環境損害進行評估,採用模糊數學的有限二元法理論確定各項資源權值,進而確定受污染區域環境綜合敏感度值;吸收華盛頓州損害評估思想,建立大連灣溢油對環境的損害評估公式;應用灰色理論中數據殘差辯識模型計算各受害人的期得利益;分析圍繞油污損害賠償的法律問題和界定各項損失應否予以賠償的一般標準。
  16. The dependence of cw df / hf cl performance on the flow - field parameters in f & d2 / h2 reacting zone, which act as criterion to nozzles design, has been inversely educed on the light of original formula of gain coefficient, output power and laser efficiency

    從增益系數、輸出功率和激光效率的基本模型公式出發,逆推得到了df hf化學激光器性能對光腔中f和d 。川。反應區流場參數的依賴關系。
  17. * the sixth chapter presents a tool wear area image segmentation algorithm based on markov random field m odel. the refresh formula of relaxation labeling is deduced. with the algorithm, the segmentation result composed of wear area, background area and tool body area is obtained according to the map ( maximum a posterior ) criterion

    第六章以馬爾可夫隨機場理論為基礎,提出刀具磨損區域分割演算法,推導了鬆弛迭代更新公式,並用該方法對圖像分割問題進行求解,獲得了map準則下將刀具圖像的分割結果。
  18. Based on the field test, the formula for calculation of composite foundation bearing capacity in the criterion are revised, and the reasonable method to detertemine the correction coefficient is also discussed. the visual vb program is work out to analyze the stress ratio, and the p - n curve method to determine rushed stone pile composite foundation is proposed

    此外通過對實測數據的綜合觀察分析,修正了現行規范中的復合地基承載力計算方法,對修正系數的合理確定進行了討論;編制了可視化vb程序;對復合地基承載過程中應力比隨荷載的變化規律進行探討;並依據臨長高速公路試驗研究結果,導得了確定碎石樁復合地基承載力的p - n曲線法。
  19. The two kinds of joint connection half - rigidity characteristic about gabled frames are discussed. the criterion among rigid connection, zero rigidity connection, half rigidity connection is determined ; the joint ' s moment and rotation angle curve is analyzed ; the calculation method about joint initial rigidity is brought forward ; the ultimate moment ' s calculation formula is deduced ; the result calculated by the formulas is compared to one calculated by the norm ' s formulas

    探討了門式剛架兩種端板節點連接的半剛性特性,確定了節點剛接、鉸接和半剛接劃分的標準;分析了節點受力時的彎矩轉角曲線關系;提出了節點的初始剛度的計算方法;提出了節點極限彎矩的計算公式,並與規范關于節點抗彎承載力計算的結果進行了比較。
  20. Through the analysis of theoretical study a unified strength criterion of concrete under triaxial loading conditions has been established. at last, according to the analysis of theoretical study we can get the limit bearing capacity formula of the concrete filled steel tube short column subjected to axial compress

    在此二公式的基礎上,得出鋼管的側壓力與混凝土強度提高系數的關系。綜合以上推出的公式,得到鋼管混凝土軸心受壓短柱的承載力公式。
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