試驗持續時間 的英文怎麼說

中文拼音 [shìyànchíshíjiān]
試驗持續時間 英文
duration of test runs
  • : 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
  • : 動詞1 (拿著; 握著) hold; grasp 2 (持有; 保持) keep; hold 3 (支持; 保持) support; maintain 4...
  • : Ⅰ形容詞(連接不斷) continuous; successive Ⅱ動詞1 (接在原有的后頭) continue; extend; join 2 (...
  • : 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...
  • : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
  • 試驗 : trial; experiment; test
  • 持續 : 1. (延續) last; continue; sustain 2. (連續地) continued; sustained
  • 時間 : time; hour; 北京時間十九點整19 hours beijing time; 上課時間school hours; 時間與空間 time and spac...
  1. The system of piv is constructed suitable for measuring the particle movement and the flow pattern of particle clusters is visualized in the cfb. under the low and high solid flux, this work also study the aggregate properties such as the two - dimensional shapes, velocity and existence time of clusters on several axial / radial positions

    對循環流化床冷態實臺兩測段進行了流型和顆粒團可視化研究,分別獲得了較低循環流率下過渡區和在高循環流率下稀相區顆粒團的運動速度,形狀,及其動態變化情況。
  2. The main purpose of this paper is to study crack growth rate of a class of nonlinear viscoelastic materials under the condition of constant load and small - strain. in this paper : the new test program is raised by referencing the existing test programs and by our trial and error ; in the new test program, facilities involved in the nonlinear viscoelastic crack tests are relatively few, the test process is relatively simple and the data obtained from the experiments are credible. on this basic, the calculation of j integral of nonlinear viscoelastic double cantilever beams specimens and the parameter of fracture work of corresponding nonlinear viscoelasticity are derived

    具體成果包括: 1 、證實了雙懸臂梁件用於非線性粘彈性裂紋擴展實研究的優點:雙懸臂梁件在實中能觀測到的擴展過程比較長,在計算j積分,計算方法簡單; 2 、得到了改性聚丙烯材料用於非線性粘彈性裂紋擴展實的兩種有效的件構形和相應的件尺寸;採用不斷改善夾具的方法使得加載穩定; 3 、經過連四個多月的得到了一組有用的實數據; 4 、得到了裂紋長度與的關系、裂紋擴展速度與的關系、裂紋擴展速度與裂紋長度的關系。
  3. The experiment indicated that the lower rainfall intensity treatment, lasting longer time, caused more losses amounts of runoff nitrogen than that under the high rainfall intensity with same total rainfall amount

    還表明,在降雨量相同的條件下,降雨長的小雨引起的農田氮素徑流流失量要超過降雨短的大雨。
  4. This paper mainly research how to take full advantage of various quality tools, including work - site management 5s, traditional seven quality tools, process capacity analysis, poor quality cost analysis and more complicated statistics factorial experiment and variance analysis, to lower products cost and improve revenue through process deviation reduction, process cycle time reduction or process output improvement

    該論文主要研究如何運用各種質量改進工具:現場管理5s法、傳統的七種質量工具、過程工序能力分析、質量成本分析法以及較復雜的統計學知識因素和方差分析降低過程偏差,減少過程周期或增加過程產出,從而降低產品成本,增加收入。
  5. A pilot project on the concept of the continuum of care in three residential care homes has begun which will enable these homes to provide continuous care to elderly residents in their familiar environment despite deterioration of their health conditions

    社署已在三院舍展開照顧計劃,讓長者在健康情況惡化仍可留在同一院舍繼接受適當的照顧。
  6. Plastics. preferred scales of temperatures and test durations

    塑料製品.溫度和試驗持續時間的優選標度
  7. As the concrete members are vibrated from 12 to 72 hours, the difference of its strength between vibration members and normal ones is not obvious. the interface of post - casting section is both the most dangerous position of the structure and focal point of quality control. in addition, the leaking of cement paste out of the formwork of vibration member is of no permission

    表明振動從12小到72小的變化,對混凝土強度沒有明顯差別;濕接頭的界面是最薄弱部位是施工質量控制的重點,振動構件模板應做到務必不漏漿;當振動幅值較大,必須採取隔振、減振措施。
  8. A series of experiments in a wider range of reynolds number were conducted for the investigation on the spatial and temporal distribution of the low - speed streaks in the near wall region of turbulent open channel flow. for the first time, the relationships between the spacing, the width, the length scale in the streamwise direction and the duration time of low - speed streaks and the reynolds number based on shear velocity were revealed

    在水力光滑區和過渡區對明槽紊流近壁區的帶狀結構進行,測量並分析了帶狀結構的分佈,首次揭示出低速帶距、寬度、縱向尺度及等隨摩阻雷諾數的變化規律。
  9. After rain, the soil water content is higher, while no rain, the soil water content decreases faster relatively. in autumn, the soil water content begins to drop, but the drop range is small than summer. during continual d rought, the soil water content of surface layer approaches to that of middle layer and under layer ; water conservation measures can increase chestnut ' s new branch remarkably, results difference among water conservation measures are not significant, meanwhile, water cons

    而在乾旱期,表層土壤的含水量接近於中下層土壤的含水量;保水措施能使新梢明顯增長,而保水措施之的效果差異不明顯;同保水措施並不能使新梢直徑明顯增粗;保水措施對成齡板栗樹根莖地徑的增粗生長影響不大;綜合以上結果,秸稈覆蓋為太行山片麻巖區的最佳的保水措施,地膜覆蓋其次。
  10. Chances are that with continued improvements in agricultural research, along with an expanded field demonstration program, china can continue to sustain high, and even increasing yields, to meet the growing demand of her population, provided the needed inputs are available to farmers on time and on terms that make their proper use profitable to them

    只要進一步加強農業科學研究,擴大田、示範,同滿足農民對生產投入物質的適、充分需求,中國農業能夠繼高產,並爭取更高產量,以充分滿足日益增長的人口對農產品的需求。
  11. In the first place, through the long lasting laboratory soil test, the strengh propetty of the lime - loess with different water content and line content varying with time was analyzed. the principal factors influencing the lime - loess strength and some laws were developed

    首先,通過室內,對不同灰土配合比、不同含水量的灰土樣進行近九個月的的無側限強度,得到了灰土強度與齡期、含水量及灰土配合比之的一些規律,並從圍觀機理入手,對灰土強度變化作了一定的理論解釋。
  12. In large rotating machinery using filmatic bearing ( turbogenerator, air compressor, etc. ) there is a potential trouble from impefect installation or running conditions, a metals " contact between rotors and shells. the trouble is usully called rubbing. the advantage of ae technologe in the rubbing diagnosis and early detection is showed. instead of classical ae characteristic parameters ( counts, amplitude, energy, duration and the other ones ) a new feature extraction by frequency analysis of ae envelop signals is discussed. both research of ae process and field experements indicate that periodic components in the envelop spectrum related to rotational speed increase evidently at the beginning of rubbing production, hence are highly sensitive to the rubbing fault diagnosis. according to the new design an acoustic emission equipment for the rubbing diagnosis named buaa ae testing system is developed and described

    汽輪發電機、空氣壓縮機等採用油膜支撐的大型轉動機械,由於安裝或運行中的原因,在轉子旋轉過程中,可能和器壁發生輕微的摩擦和碰擊,簡稱碰摩.聲發射技術在碰摩發生特別是故障早期診斷上有優越性.本系統的特點是沒有沿用傳統的計數、幅度、能量和等聲發射特性參數,而是在聲發射包絡信號的頻率分析中進行特徵提取.聲發射發生的過程分析和現場都表明這種方法對碰摩檢測很敏感,在碰摩發生的起始階段,包絡譜中與轉速同步的周期性分量顯著增加.根據這種新的設計思想自行研製了buaa碰摩聲發射檢測儀並對此作了介紹
  13. Abstract : results of a ten year ' s field experiment indicated that the use of nutrients recycled in the farming systems with appropriate amount of fertilizer applied according to the soil nutrient supplying ability could not only produce high crop yield but also balance the soil nutrient budget so that there were no significant surplus of nutrients ( mainly inorganic nitrogen ) which may emit or leach out of soil into environment

    文摘:10a的田結果表明,在保農業系統養分循環再利用的基礎上,根據土壤養分供給力設計化肥施用量,可以在實現作物高產的同,平衡土壤養分收支,從而避免土壤中肥料養分(主要是氮)過剩而進入環境。
  14. Through analyzing a lot of tested data of seismic waves from deep - hole blastings at a different angle, the changing rules and influence factors of such main parameters as frequency, amplitude and lasting - time of blasting seismic waves propagating in a rock medium are obtained, and the empiral formulas for calculating the amplitude of blasting seismic wave acceleration are fitted out by binary regression

    通過從不同角度對大量的深孔爆破地震動測數據的分析,得到了巖石中爆破地震波傳播的頻率、幅值和等主要參數的變化規律以及它們的影響因素,並通過二元回歸法,擬合出計算爆破地震波加速度幅值的經公式。
  15. By analyzing group of data, appropriate statistics, such as distribution and average of activity duration, distribution and average of project duration, etc were gained which can be used to determine a reasonable and executable schedule considering influence of random factors

    運用這些模型在計算機上進行模擬,得到一組工作參數的樣本值,通過對這組樣本值的統計分析,得到在隨機因素影響下工作的變化趨勢和平均值、項目工期的變化趨勢和平均值等參數值,從而為科學地進行進度管理提供依據。
  16. And it would last a long time because of the flashover development, it ' s difficult to data acquisition or logging the leakage current waveform by currently instruments

    並且泄漏電流的長,中利用現有儀器觀測和記錄整個閃絡過程難以實現。
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