限時考試 的英文怎麼說

中文拼音 [xiànshíkǎoshì]
限時考試 英文
timed test
  • : 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
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : Ⅰ動詞1 (考試; 考問) examine; give [take] an examination test or quiz 2 (檢查) check; inspect3...
  • : 名詞(古代占卜用的器具) astrolabe
  • 限時 : compulsory time for play
  • 考試 : examination; test; exam
  1. In the presented method, the point estimations of the model parameters, aandb in the new model, are given by the least square method. the confidence interval for the parameter b is given as well. an engineering illustration is used to compare the result of the presented method with those of amsaa - bise model and duane model

    該模型充分慮了增長過程中的各種可得信息,採用非參數方法得到多臺系統在各同步停止刻的可靠度,並利用最小二乘法擬合求得該模型中參數a , b的點估計值,以及b的置信
  2. This result has practical significance. in this paper ' s theoretical section, base on current shrinkage and creep calculational methods, analysis to the experiment project and tall building structure examples were made, and then the influence of shrinkage and creep to structure stress was put into discussion ; moreover, an fea program was compi led to calculate shrinkage and creep strain considering construction process, and through a tall building instance, the influence to tall frame structure stress was analyzed

    本文的理論部分在現有收縮徐變計算方法的基礎上對本驗工程和高層建築結構進行了算例分析,通過與彈性計算值的對比,討論了收縮徐變對結構內力的影響,以及計算收縮徐變是否慮鋼筋和施工過程對結果的影響;本文還編制了慮施工過程收縮徐變的有元程序,並進行了算例分析。
  3. On the basis of the test and finite element analysis, and on the experience of exsting research payoffs, this paper advance the method of calculating load bearing capacity of slab with slightly curved bottom considering membrane effect of the slab, and deduce the corresponding formulas

    驗和有元分析的基礎上,借鑒已有的研究成果,本文提出了慮薄膜效應確定微彎板承載力的方法,並推導出相應承載力計算公式。
  4. Since the temperature difference was most important parameters in thermal effects calculation, a combined temperature difference method considered year temperature difference and day temperature difference was put forward. with the combined temperature difference obtained from field tests, a lot of calculations have been done by finite element method ( fem ), considering of different structural measures. the law of displacement and stress in cshbb was presented and a relative displacement formula was deduced

    在介紹小砌塊建築的溫度作用分析方法的基礎上對溫度作用計算中最重要的參數? ?溫差取值進行了探討,提出了同慮年溫差和日溫差影響的組合溫差取值方法;根據各種不同的組合溫差取值方法,結合現場實測數據給出了點建築的組合溫差取值,並慮了不同構造措施的影響,對點建築進行了有元的溫度效應計算;給出了小砌塊建築的位移變化規律和應力變化規律以及層間相對位移的計算表達式。
  5. In the former, two computing modes of fem are built, aimed at the coupling of variable - profile pylon, curved - axis arch and flexible cable. the software algor feas is used to get the results of dynamic numerical analysis, such as natural vibration frequency, vibration mode, dynamic displacement, dynamic stress, which are compared with the results of shaking table test research to draw to important conclusions. these conclusions provide not only potent basis for the design and construction of nanjing century tower, but also reference for other pylon - cable - arch structures similar to the project

    在動態數值分析中,針對世紀塔變截面的塔身,曲線軸線的拱以及柔性拉索相互耦合清況,建立兩種有元計算模式,利用有元軟體algorfeas得到動力數值分析的結果,如:自振頻率、振型、動位移、動應力等等,再和振動臺驗研究成果作比較,得到一些重要的結論,從而為南京世紀塔工程的設計和施工提供強有力的依據,而且為類以於世紀塔工程的其它塔-索-拱結構的設計也提供一定的參
  6. The curves of the consolidation settlement in soft clay base of flood land are gained, which compare the effect of sand drain. the settlement - time curves in different period are also gained, which increase the height of embankment to 8m, based on the test data of hang - yong highway. furthermore, the consolidation settlement characters of these entity engineering are analyzed, and, the variation rules of the rate of grade and degree of the curves in different period in the whole section, the maximal settlement and the liner regression relations between the rate of grade and degree are calculated

    本文利用大變形固結有元分析程序( lscfea )中的小變形平面固結分析單元( sse2 ) ,結合實體工程項目進行了地基固結沉降的有元計算,分別得出河灘相軟土地基在慮砂井和未慮砂井作用下的固結沉降曲線及杭甬高速公路驗段在高堆載情況下的固結沉降曲線;並對以上曲線特徵進行了分析,得出各間段曲線斜率、角度在整個斷面的變化規律,以及沉降最大值與斜率、角度變化之間的線性回歸關系。
  7. Finally, an energy approach is combined with the fem in the simulation of the crack propagation along the fiber / matrix interface in a pull out process. the simulated results are in nice conformity with experimental results. the second part of the research deals with the characterization of the failure process in the fragmentation tests, which is one of the most frequently used test methods in studying thermal mechanical properties of fiber / matrix interfaces

    在這一部分工作的最後,採用能量法與有元法結合起來,模擬纖維抽拔驗中裂紋的擴展:針對以往研究工作中的不足之處,在模擬中使用能量釋放率,在表徵界面破壞,所使用的應力強度因子慮了纖維和基體兩種材料的不同屬性,並慮裂紋尖端的單元奇異性,來研究裂紋長度和溫度對裂紋擴展的影響。
  8. The results of full - scale tests in this dissertation canaugment international database of test and numerical analysis results for tubularjoints. based on the experimental study and numerical analysis, design proposal for theultimate tensile strength of gusset plate connections to slotted tubes is recommended. it has bigness significance to establish design formulae of gusset plate connections toslotted tubes and perfect design formulae of steel tension member and it also can givesome advices to practice engineering

    驗研究的基礎上,根據有元分析的結果,本文提出了關于管板節點受拉極承載力的設計公式,為我國鋼結構規范建立管板節點受拉極承載力設計公式及有關拉桿的設計公式的進一步完善提供了有意義的參,同對實際工程也有一定的參價值。
  9. It achieves full test automation from calibrating, running, failure diagnosis and data processing, which establish it an intelligent test system. in the software, a curve fitting program which based on the system ' s principle which can greatly improve the calibration precision and a safl mathematical statistics program for the test data are made

    驗系統軟體設計上,結合驗機原理,採用基於原型函數的動態標定數據曲線擬合提高了載荷標定的精度;通過對比各種曲軸驗數據的處理方法,同慮在實際運用中的效果,計算機統計採用了疲勞極統計分析( safl )法。
  10. The following conclusions are gained : ( 1 ) the located shear band prongs the ligament near the top crack tip and the structure may occur shear - mode fracture at the angle of 155 ? to crack when load is 87. 92mpa ; the mode of fracture of the flange joint structure is not possible to be void - mode ; ( 2 ) it is proved that loading and then unloading repeatedly can not increase the possibility of invalidation of the structure when the times of loading and unloading are not too more when load is operating pressure ; the structure is safe when the vessel is operating ; ( 3 ) in the fe model of the thesis, not considering the influence of water pressure test which is in the process of fabrication of vessel in fe results in larger deviation in analysi

    得出了以下結論:在8792mpa的載荷下筒體一封頭連接結構處的集中剪切帶貫穿韌帶,可能發生沿與原裂紋線成155 「角方向剪切型斷裂;筒體一封頭連接結構不可能發生韌窩型斷裂; ( 2 )在工作壓力下進行次數不多的反復加、卸載,結構不會破壞,也不會喪失安定性:結構在工作狀態下是安全的; m在本文的彈塑性有元模擬計算中,對于裂紋尖端進行力學分析,不慮壓力容器製造過程中水壓驗的影響,將導致計算結果出現較大的偏差; ( 4 )筒體完全屈服的載荷為92石3mpa ,封頭完全屈服載荷為86
  11. Coursework can involve a lot of pressure as well, especially with the meeting of deadlines. schooles should, and do, teach students about relaxation and stress - management for both exams and coursework

    課堂作業也回伴有很大壓力,尤其是要在最後期之前完成作業.學校應該並且也確實在教學生們如何針對和課堂作業放鬆自我和應對壓力
  12. Thirdly, it is supported by java technology. java language is not only a right programming language to build agent, but also it has some characters such as architecture neutral and higher safety, running java applet, program can increase the functions of the client, lighten the burden on the server, as well as can operate the client contents according to the privilege assigned, and in order to increase the safety of system. finally, in the thesis, by using the knowledge related probability and statistics, author puts forward a kind of method which can make the grade mark quantifying, and with this method, the problem which is how to get an accurate evaluation for the subjective test questions that learners answer in exam, is solved primely

    本文針對以上缺點,提出基於agent的個性化遠程教學系統,本系統中引入分散式人工智慧( dai )領域中的agent技術,在系統中構造一個學習者agent ,它隨跟蹤學習者的學習過程,記錄其興趣、愛好等個性特徵,並適地調整對其採用的教學策略,有效地解決了目前的系統智能性較低的缺點;其次,本系統採用xml技術來組織教學內容,改變了html中內容和形式捆綁在一起的缺點,使得內容和形式相分離,從而可以為太原理工大學碩士學位論文不同認知水平的學習者提供不同的教學內容,增強了交互功能;另外,本系統採用java技術, java語言不僅適合作為agent的開發語言,而且java語言具有平臺無關和安全性高的特點,通過運行javaapplet來增強客戶端的功能,減輕服務器端負擔,並且這些appiet根據客戶賦予的權對客戶端內容進行操作,增加了安全性;最後,本文運用概率論與數理統計學中方法,提出一種把等級成績數量化的方法,很好地解決了對學習者中主觀題的準確評價問題,為實現個性化教學提供了一個較準確的依據。
  13. The secondly, based upon the laboratory soil tests, definite the parameter of the kondner model and the loess compaction model, using fortran power station to compile the finite element programmed of axial symmetry. through trial calculate with the different squeeze stress and different poisson ratio, got some laws of stress of soil surrounding pile and judged the result of compaction pile. the result of the calculation and analysis and valuable to designer and builder

    通過室內驗確定了特定區域黃土的鄧肯-張模型參數和黃土擠密模型,採用fortranpowerstation ,按軸對稱問題編制了存元程序,通過採用不同的擠壓力和不同的泊松比的程序算,得到了一些樁周土體的應力變化規律,並對擠密樁破壞半徑內的土體擠密效果進行了判定,計算與分析結果可供設計施工人員參
  14. Regard yield function as temperature and plastic strain ' s function, the deflection of simply - supported slabs under fire are analyses by coordinate finite element. the computing results show in good agreement with the results of tests. it is demonstrated that the method and the computer programs are reliable

    理論分析主要是採用二維有元分析了構件截面溫度場;採用拖帶坐標描述法的有元格式,在慮了在間步內屈服面是溫度和塑性的函數基礎上,分析了簡支板在火災作用下的變形規律,所得結果與驗吻合較好。
  15. At the same time, questions are raised to the " comprehensive paper " from " increasing the burden, " " comprehensive " or " mixture " and " increasing it value " or " limiting the time.

    從「增負」還是「減負」 ; 「綜合」還是「拼盤」 ; 「賦值」與「」等三個方面對綜合卷進行質疑,以便為高改革和綜合改革提供參
  16. Test results for deformations and ultimate strength are found to be in good agreement with the corresponding values predicted by the elasto - plastic finite element analysis when warping boundary constraints are accounted of

    浙江大學申請博士學位論文2002同驗結果與有元分析的結果進行比較,在慮端部翹曲約束的情況下,兩者符合較好。
  17. Write - up of answers to questions about your presentation, and a take - home exam, will be due the day of lecture 12

    針對口頭報告當提問所作出的書面回答,和課外的呈交期則是在講課# 12 。
  18. Using the general finite element programming package of ansys10. 0, the study of gabled frames beam - column end - plate connections is made, considering synthetically nonlinear ( material, geometry and contact ), bolt pretension forces and ratio of axial compression stress to strength. elastic - plastic finite element analyses are carried out among 28 species of 3 series under monotonic loads, in order to discuss the influence of parameters including stiffness of end - plate, bolt diameter, friction coefficients and so on

    本文使用通用有元軟體ansys10 . 0綜合慮了三重非線性(材料非線性、幾何非線性以及狀態非線性)的影響,同慮了螺栓預拉力的影響,對慮端板厚度、端板加勁肋的設置、螺栓直徑、摩擦系數等參數不同的3個系列(端板系列,螺栓直徑系列,摩擦系數系列) 28個件進行了有元數值模擬,對連接節點的性能進行了分析研究。
  19. S he may be required to enroll in formal courses of lectures within the graduate division of education and in other divisions of the university as deemed necessary. in addition, all students are required to achieve a certain level of competence in it

    經過綜合資格及格后,研究生可取得博士候選人資格,並呈交論文計劃書,在規定內完成論文,並參加有關論文的口,取得及格成績,方可畢業。
  20. On the other hand, the deficiency of traditional clinical instruction becomes more and more obvious. for example, classroom instruction without real situation support causes inertia of knowledge ; paper test does not help students develop practical clinical skills ; fixed practice time and limited tutoring teachers hardly guarantee the effect of clinical practice

    另一方面,傳統臨床教學過程的不足之處日益凸現,如:課堂教學缺乏實際情境的支持,易造成知識惰性;學習評價以書面為主,不利於學生臨床實踐技能的發展;臨床實習間固定、指導教師有,實習效果難以得到保障等。
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