極限重量 的英文怎麼說

中文拼音 [xiànzhòngliáng]
極限重量 英文
limit weight
  • : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 極限 : 1 (最高的限度) the limit; the maximum; the ultimate limit; limitation; extremity; tipping point...
  • 重量 : weight; scale; heft
  1. 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
  2. An important step in structure design is the calculation of the ultimate flexural strength of external prestressed concrete beams, which needs to calculate the ultimate stress increment of external tendons first

    結構設計的一個要環節就是承載力計算,而計算體外預應力混凝土梁的承載力就必須求得梁在破壞時的體外筋應力增
  3. We fhd that the energies have the following important properties : ( 1 ) the energies are positive and monoton - ically decrease to their arnowitt - deser - misner ( adm ) masses at spatial infinity ; ( 2 ) the energies have the correct newtionial limiting, and include the binding energies from the gravitation ^ electrostatic charge and dilaton charge, respectively ; ( 3 ) martinez ' s conjecture is valid for such black holes

    結果表明該能具有如下幾個要特徵: ( 1 )該能是正定的,且隨徑向坐標單調遞減,在無窮遠處為黑洞的adm質; ( 2 )該能具有正確的牛頓,並包含有分別來自於引力、靜電荷和伸縮子荷的束縛能; ( 3 ) martinez猜測對這些黑洞依舊成立。
  4. The reasonable determination of the discount rate of the lower limit and economic limit plays an important role in the arrangement of producing wells and treatment of low effective wells, and increasing the producing rate of the reserves and development benefit

    開發下的折現率及經濟的合理確定,將對有效部署開發井和及時治理低效生產井,提高儲動用率及開發效益起到要的作用。
  5. The ship ' s hull is a thin - walled box girder structure composed of stiffened panels. the overall failure of a ship hull girder is normally governed by buckling and plastic collapse of the deck, bottom, or sometimes the side shell stiffened panels. therefore, the analysis of buckling and ultimate strength of ship panels in deck, boltom, and side shells is very important and necessary for the safety assessment of ship structure. in stiffened panels, local buckling and collapse of plating between stiffeners is a basic failure mode, and thus it would also very important to evaluate the buckling and ultimate strength interaction of plate elements under combined loads

    船體梁的總體失效通常取決于甲板、船底板,有時候是舷側加筋板的屈曲和塑性破壞。因此,對于衡船體結構的安全性而言,對甲板、底板、舷側板進行屈曲和強度分析是十分要且必須的。對于加筋板而言,加強筋間的板格之局部屈曲和失效是最基本的失效模式。
  6. With experiments and theoretical analyzing, we find when the heat discharge is smaller than the entrainment limited, what influences the ability of heat - transmitting of work quality is the quantity of injection and dry limit fluid inventory, the optimum quantity of injection of the three working fluid is 8 ~ 14g ; and the delivering factor that transmission coefficient is determined by capillary limit, not the heat transmission ability of the thermal syphon. therefore, among the three working fluid, acetone is the best. low wind - speed has the obvious function in heat transmission of the thermal syphon

    本文通過實驗研究和理論分析,認為在熱流小於攜帶時,影響工質傳熱能力的是cpu力熱管的充液和其乾涸,此次所實驗的三種工質,最佳充液應當在8g ~ 14g ;傳輸因素主要決定普通熱管的毛細,而不是力熱管傳熱能力的決定因素;三種工質中的最佳工質是丙酮;小風速時風速的變化對cpu力熱管的傳熱有明顯的作用,但在風速大於1m / s以後,風速增加對于cpu力熱管的傳熱能力的增加效果減緩。
  7. The actual load is compared to four limit values, and by achieving the limit value, the relay of the crane controller could be switch

    實際的裝載靠近值的同時,又不斷與四個值相比較。起機控制電容可以作為開關。
  8. According to the geological data which was gained by exploration investigation, establishing a geological model which can reflect rock mass characteristics ; with analyzing the internal and exterior factors synthetically, the deformation and possible failure mechanism and mode of the cut slopes was confirmed which combines with stereoic projection and other techniques ; the stabilities of the 14 high slopes are estimated synthetically by applicable design codes and guidelines. with the estimate result and some other analysis methods, the rock mass mechanical parameters of slope are identified ; as a results, 14 high slopes fall into 4 categories based on rockmass characteristics and discontinuities. the stability and deformation of some typical slopes was analyzed with distinct element method by udec ; the safety factor of some dangerous slopes are calculated by rigid limiting equilibrium method for comparison

    首先著研究影響邊坡穩定性的內在因素,主要是通過地質勘探、測、現場觀測等手段取得研究區地質體的基礎地質資料,建立起能夠反映地質體結構特徵的地質模型;隨后綜合分析潛在的內外部影響因素,並結合赤平投影對邊坡可能的失穩模式或破壞機製作出判斷;運用已有巖體質分類方法對沿線14個高陡邊坡穩定性進行初步的評價,並結合試驗研究、經驗判斷、工程類比等手段確定了坡體的巖體力學參數;根據穩定性初步評價結果將研究區14個高陡邊坡按開挖方式分為4大類,並利用離散元程序udec對各類典型高陡邊坡進行了穩定性計算分析;對潛在危險邊坡利用剛體平衡法求出了不同工況下的安全系數。
  9. Precise asymptotic in the laws of large numbers and law of iterated logarithm for some statistics

    一類統計的強大數律和對數律的精確性質
  10. This article describes a way of special ultrasonic system which monitors thermal stress in seamless welded rails. this monitoring system is a non destructive testing system, which adopts avr mcu and high - precise time chip processing as the core of it, and adopts the critically refracted longitudinal wave as the object of measuring. my studying focuses on the theory of the monitoring system, which will be listed in this arctile : according to the snell theory, the theory of motivating of critically refracted longitudinal wave is described in details, and the finite element software is used to emulate the propagating course. the formulas of calculating the pts of swr are taken from the acoustoelasticity theory, and the calculating the parameters is introduced. according to assemble materials, three kinds of ways of monitoring the pts of swr using critically refracted longitudinal wave are described, which are measuring the sound - time in changeless distance, ultrasonic critical - angle refractomery and frequency spectrum, the first way of ways is used in this experiment system. the factors, which effect the monitoring system, are assaid in some degree based

    本文的研究工作點在無縫焊接鋼軌溫度應力測系統的理論模塊,包括根據snell原理,研究折射縱波的激發機理,並使用有元軟體ansys進行模擬;根據聲彈性理論以及公式推導出計算無縫焊接鋼軌中的溫度應力的公式,並對其中參數的求解方法進行介紹;根據收集的資料,介紹了三種使用折射縱波測無縫焊接鋼軌溫度應力的方法,即固定距離測聲時法、臨界角折射法和頻譜分析法,本實驗系統使用的是第一種;根據實驗經驗以及相關資料,分析了影響折射縱波測溫度應力的幾個因素,並提出了相應的解決方法;根據實驗系統的需要,獨立設計並加工出相關配套的實驗設備,包括實驗鋼塊、有機玻璃楔塊、固定件、載荷外框裝置等。
  11. For the cranes which arm angle and length is alterable, its utmost hoist competence is changeable. so we must found the characteristic curve math model of the crane. then the plc programme can provide protection for the crane working according to the math model

    對于臂桿角度和長度可變的起機而言,其起吊值是變化的,這就要求事先建立這類起機的起特性曲線的數學模型,然後再讓plc程序按照給定的數學模型對起機進行安全作業保護。
  12. Abstract : as the most critical factor of mpm process, the groove design of fewer stand mandrel retained mpm significantly affects the rolling course as well as product quality

    文摘:少機架動芯棒連軋管機孔型設計是連軋管工藝的核心,對軋制過程的建立和產品質起著要的作用。
  13. In the paper, the load incremental method is adopted. by the way of reducing the elastic model of the destructive blocks in the elements, the finite element analysis model is revised and the repeated computing process does n ' t finish until the results are converged. the proposed method can simulate the entire process of concrete structures from crack to complete damage

    分析中採用載荷增法,對各級載荷下單元中破壞的材料分塊進行彈模折減處理,並新生成單元剛度矩陣,經過多次迭代直至計算收斂,從而可以給出各類cfrp加固混凝土結構的載荷?變形全過程曲線,並預測其承載力。
  14. As miniaturization, reduction in products weight, high power have become the latest trend in electronic products development, traditional design methods and manufacturing technology fail to meet today ’ s demands

    當前,各種電子產品均朝著體積小、輕及高功率的方向發展,電子產品的性能受溫度和溫度分佈的影響很大,傳統冷卻器的設計與製作技術已無法滿足要求。
  15. On the basis of relative researches in the world, according to the study status of steel - concrete composite slab, which would be widely used in modern bridge, modified equivalent inflexibility of steel - concrete composite slab was deduced by use of conversion section principle in this paper ; based in this, this paper put forwards the theory of ultimate flexural capacity of steel - concrete composite slab in consideration of slip effect, and introduces the practical simplified method for calculating flexural deformation of steel - concrete composite slab in consideration of the effect of steel studs and welded wire, and conclude that the methods in this paper is veracious and reliable, comparing with the traditional calculating mode ; morever, this paper put forwards the calculating theory and program of the effect analysis of creep and shrinkage to steel - concrete composite slab, using conversion elastic modulus principle, and testifies that the theory is right and the program is reliable and practical

    本文在國內外研究成果的基礎上,針對壓型鋼板與混凝土組合板結構在現代橋梁建設中廣泛應用前景和研究現狀,利用換算截面法導出了壓型鋼板與混凝土組合板結構的修正等效慣性矩;在此基礎上,又推出了考慮壓型鋼板與混凝土之間的相對粘結滑移影響的壓型鋼板與混凝土組合板結構抗彎承載能力計算理論,並介紹了考慮栓釘、聯結件影響的壓型鋼板與混凝土組合板結構簡化實用撓曲變形計算公式,而且通過與傳統計算理論的分析比較,表明本文提出的計算理論公式的準確可靠性;此外,採用換算彈性模比法著提出了壓型鋼板與混凝土組合板結構的徐變、收縮效應分析的計算理論和程序,並通過實例分析計算證明了理論的正確性、程序的可靠性和實用性。
  16. Mr wang shi, president of shenzhen mountaineering outdoors association said : " while " 7 2 is every mountaineer s dream expedition to test one s limits, we have an additional mission of calling on the business sector to do more to protect our ecology

    深圳登山戶外運動協會王石會長稱:完成7 2探險,是全球探險者夢寐以求的體驗,但我們是次徒步南點,有另一層意義。在一些國家,企業承擔社會責任,保護生態環境,已經成為要的社會力
  17. The system has the advantage of light weight, simply structure and near diffraction limited imaging quality

    該系統輕,結構簡單,成像質接近衍射
  18. A new sign test based on double - ranked set sampling is proposed, and its asymptotic distribution was obtained ; and the asymptotic efficiency relative to under srs and rss was discussed, which show that this test had higher efficiency

    摘要提出基於排序集抽樣的符號檢驗,給出相應的分佈,並討論了相對于基於簡單隨機抽樣和排序集抽樣的符號檢驗統計的漸近效率,得出此檢驗具有較高的功效。
  19. Finite - time thermodynamics has deal : with many research fields. specially, in the investigation of optimizing the performance of thermodynamic cycles, a lot of important achievements have been obtained

    時間熱力學涉及到許許多多的研究領域,特別在優化熱力學循環性能的研究中已取得其大要成果。
  20. These load, speed and mass is reference of choice only

    表中所列基本額定載荷、轉速和,僅供選擇參考用。
分享友人