頂破試驗 的英文怎麼說

中文拼音 [dǐngshìyàn]
頂破試驗 英文
burst testing
  • : i 名詞(人體或物體的最上部) crown; peak; top Ⅱ動詞1 (用頭支承) carry on the head 2 (從下面拱...
  • : Ⅰ動詞1 (完整的東西受到損傷) be broken; be damaged 2 (使損壞) break; break down; damage 3 (使...
  • : 名詞(古代占卜用的器具) astrolabe
  • : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
  • 試驗 : trial; experiment; test
  1. Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account

    依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型,對中國古代木結構中的典型構造如:柱腳在礎石面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實研究: (一)通過木柱石礎靜摩擦,測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律; (二)通過單柱承載力,測定了古建築中木柱的受力變形特徵、壞模式、及模型材料的變形模量、極限承載力、極限變形等參量; (三)通過柱架低周反復荷載,測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數; (四)通過斗?低周反復荷載和受壓,測定了古建築木構件與木構件間摩擦系數,斗?抗側移剛度,斗?恢復力特性及滯回曲線,斗?抗壓極限承載力及受力變形規律; (五)通過抬梁式殿堂間架模型振動臺,測定了殿堂木構架結構自振周期,地震反應振形、阻尼特性及阻尼比;按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量,對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。
  2. The shear mechanism, failure mode, deformation capacity, bearing capacity and the reliability of the anchored angle steels of the wrapped steel concrete cast - in - site frame typical story exterior joints under the middle and high axial compression ratio ( n = 0. 3, 0. 5, 0. 6 ), the working performance, failure mode, and the shear capacity of top story joints under the crack moment, the hysteresis characteristic and the dissipation energy capacity of the test joints are all analysed based on the 1 / 4 model pseudo - static tests of five specimens of wrapped steel concrete cast - in - site frame exterior joints, which varied in axial compression ratio, distribution of the beam angle steels and the stirrup ratio

    基於上述分析,本次通過五個外包鋼混凝土邊節點1 4比例模型的偽靜力,以柱的軸壓比、梁角鋼布置形式、配箍率等為主要參數,分析外包鋼混凝土現澆框架一般層邊節點在中高軸壓比( n = 0 . 3 、 0 . 5 、 0 . 6 )條件下,節點的抗剪機理、壞模式、變形能力、承載能力和角鋼錨固的可靠性;分析了層邊節點在張開彎矩作用下的工作性能、壞模式和抗剪承載力;分析了節點的滯回性能和耗能能力。
  3. A roof - coal - discharging test mining by predetonation in super high seam

    堅硬板特厚煤層預爆採煤
  4. Moreover, we also gave some theoretical studies on the resistant pipe - pushing construction technique for middle and long distance high pipes in sand soil layers, from which not only the difficulties in the rain pipe construction problem in jianyu road of yulin city have been overcome successfully, but also the new and valuable techniques and experiences for the pipe - pushing construction in sand soil layers have been obtained

    研究表明上述技術措施的有效性,同時還對砂土層中長距離管法施工技術進行了一定的理論探討,從而使榆林市建榆路雨水管道管法施工開始完全不能進尺的僵局予以打而且為砂土地層中管法施工提供了新的技術和經
  5. Roofing. general details. bend break test of corrugated sheet

    .波形板彎曲
  6. T he t esting d ata show that under the designed vibration waves, the lead alloy dampers are well functioning, not only reducing the strain at the ankle of bushing, but limiting significantly the relative displacement and absolute acceleration at the top of bushing

    結果表明:在設計確定的地震動輸入下,鉛合金減震器的減震效果良好,不僅降低了斷路器地震壞指標? ?瓷柱根部應變,而且沒有顯著增加斷路器部的位移和加速度反應。
  7. In the paper, other research results are summarized, and a big test model indoor of row pile retaining and protecting deep foundation pit is designed. for homogeneous soil or samdwich soil structure three different retaining and protecting kinds : dense pile, thin pile and without pile are designed, using excavation simulation and loading on the top of slope, the model test is divided into two stages : foundation pit excavation simulation stage and destroy test stage. in this paper, for three different retaining and protecting kinds, the relation between soil pressure and displacement of piles, the relation between soil stress and strain, interaction of pile and soil and retaining and protecting loss - stability destroy are systemic studied

    本文總結了前人研究成果,構築大型室內深基坑排樁支護模型,在均質及層狀土層結構地基上,設計了密排樁、疏排樁及無支護三種不同支護型式,採用模擬開挖與坡均布加荷方式,進行了模擬基坑開挖和壞性的兩個階段,對三種不同支護型式的土壓力與樁位移、土體應力與變形、樁土共同作用及支護結構失穩壞進行系統研究。
  8. Test and research on bolt and wire mesh support for mine roadway with broken seam roof

    碎煤巷道錨網支護研究
  9. In order to optimize the parameters of running top coal under different coal and gangue fragmental size, on the basis of measuring and analyzing the distribution character of top - coal fragmental size, running top coal was studied for the coal seam with dead - unconsolidated thin sandstone roof by loose medium model experiment

    摘要為了優化不同煤矸塊度條件下的放煤工藝參數,在實測分析斷塊度分佈特點的基礎上,採用散體模型的方法對煤層板為極鬆散細砂巖條件下的放煤工藝進行了研究。
  10. Test method for determining the puncture resistance of geotextiles

    土工布強力方法
  11. Used for measure tensile breakage strength and elongation of various cotton, wool, ramie, silk and chemical fiber ect. the meter is controlled by pc computer, be meet the requirement in

    用於測定各種棉、毛、麻、絲、化纖等機織物的抗拉斷裂強力和斷裂伸長,儀器用pc機控制,數據由印表機輸出,根據用戶要求,也可測定撕,剝離及強力。
  12. Testing of textiles ; vaulting test and bursting test, tabels for the evaluation of tests

    紡織品的檢.頂破試驗.第2部分:數值
  13. Cbr - geotextiles and geotextile - related products - static puncture test cbr - test iso 12236 : 1996 ; german version en iso 12236 : 1996

    土工布及相關產品.靜力頂破試驗
  14. In order to reveal load mechanism and failure mode of thick pile caps, by means of the test of 1 / 4 - scale models of thick pile caps with six piles and post - handling study of 3 - dimensional non - linear finite element adina, this paper points out the shortage, which is that the design of pile caps is carried out by flexural strength in chinese technical code for building pile foundations jgj94 - 94 and american reinforcement concrete building construction code aci318 - 02, promulgates that the failure mode of thick pile caps is punching failure and load transfer mechanism is the strut - and - tie, which is that zones of concrete with primarily unidirectional compressive stresses are modeled by compress struts, while tension ties are used to model longitudinal reinforcement over pile

    摘要為揭示厚承臺的傳力機理和壞形式,通過對4個1 : 5比例的六樁厚承臺的模型研究與三維非線性有限元adina的后處理研究,指出中國建築樁基技術規范jgj94 - 94與美國鋼筋砼房屋建築規范aci318 - 02規范中,承臺以彎曲強度進行配筋計算的設計方法之不足,揭示出厚承臺的壞模式是沖切壞,傳力機理是以帶有主要單向壓應力的砼區域作斜壓桿,樁區域的縱筋作拉桿的空間桁架。
  15. Abstract : based on the systematic analysis of the shear behavior for r. c. beams, the tests of 11 simple supported beams under the top concentrated loads and the uniform loads are supplemented. the prime variable is shear span ratio, span depth ratio, horizontal web reinforcement ratio and vertical web reinforcement ratio. according to the test results, the working behavior, the prime shear failure modes, the effect of concrete and web reinforcement ( horizontal web reinforcement and vertical web reinforcement ) and other aspects of r. c. beams are analysed. the uniform calculation method for shear capacity of deep beams, short beams and shallow beams for practical is presented

    文摘:在對國內外鋼筋混凝土梁的受剪性能進行較系統分析的基礎上,補充了11根鋼筋混凝土簡支短梁在部集中荷載和均布荷載作用下的梁的主要變化參數為剪跨比、跨高比、水平腹筋率和垂直腹筋率.根據結果,對梁的工作性能、主要的剪切壞形態、混凝土項的抗剪作用、抗剪腹筋(包括水平腹筋、垂直腹筋)的作用等進行了較為深入的分析,提出了可適用鋼筋混凝土深梁、短梁和淺梁相互協調的受剪承載力的統一計算方法
  16. Through the technique to the blot - inject support in the soft rock of tucheng mine and the district of roof extremely falls in pieces to carry on experiment, carry on to measure and statistics for the relevant index to the underground pressure, combine the comprehensive analysis, it confirm the usefulness and the economy of the blot - inject support in soft rock entry

    摘要通過對錨注支護技術在土城礦軟巖及板極為碎地帶進行,對有關礦壓指標進行了測量統計,並綜合分析,證實了錨注支護在軟巖巷道中的有效性和經濟性。
  17. Products are : super high pressure electric, pneumatic, manual oil pump ; pre - stress jack for the use of coal mine and construction ; steel bar and cable scissor ; all kinds of bolt for safety supporting and bolting ( km19 and km22 bolt have all got the certificate of “ ma ” in china. ) ; cable anchor and bolt test stand ; hydraulic nut scissor and etc

    產品有防爆式超高壓電動、風動、手動油泵;煤礦、建築用預應力張拉千斤;鋼筋、鋼絞線切斷器;安全支護用各種錨具( km19 、 km22錨具在國內率先取得煤安證書) ;錨索錨具靜載拉伸臺;液壓螺母切器等。
  18. The mechanic character, destroying pattern, the ductile and dissipation energy capacity of this composite structure under the earthquake have been clarified. the stiffness degradation, natural frequency, damping ratio of this structural system with the development of intensity of earthquake have also been investigated. with consideration of the top displacement, drift of story and micro - strain of longitude steel bars, the equivalent shell wall method has been presented in order to simplify the design of such type structure

    通過,掌握了該結構體系在水平地震荷載作用下的受力特點、變形與耗能性能、結構的壞形態等力學指標:得到了結構在不同地震烈度條件下的剛度變化、自振頻率、阻尼比等動力特性;綜合結構的點位移、層間轉角以及鋼筋的微應變,提出了適合於該結構體系簡化設計的「等效剪力墻法」 。
  19. The underground tests show that the deformation and roof delamination of roadway surrounding rock can be effectively reduced by means of great increase of the bolt pretensioned stress, the steel strip plays an important role in the rock bolting system, and there exsits a critical value for pretensioned stress, up to or beyond which the rock bolting can effectively control the deformation and damage of the surrounding rock

    井下表明,大幅度提高錨桿預應力可顯著減小巷道圍巖變形,有效控制板離層;鋼帶在預應力支護系統中起非常重要的作用;錨桿預應力存在臨界值,達到或超過臨界值后錨桿支護可有效控制圍巖變形與壞。
  20. The caving roadways support have to complete two tasks in the steep seam sub - level caving. the one is to maintain the caving roadway stability, the another is to help the top coal to be broken. based on summarizing and analyzing field test, a fuzzy comprehensive judgment model is established for selection on supports used in caving roadway by the fuzzy theory. the support pattern of caving roadway is optimized, which has fixed guiding significant in application and dissemination of the mining method. 2figs., 2tabs., 6refs

    急傾斜煤層放煤放煤巷道的支護不僅要維護巷道的穩定,還須有助於煤的碎、放出.在總結和分析現場的基礎上,運用模糊數學理論,建立了放煤巷道支護選型的綜合評判模型,對放煤巷道的支護方案進行了優選,對推廣急傾斜煤層放煤法有一定的指導意義.圖2 ,表2 ,參6
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