carried out an experiment in 中文意思是什麼

carried out an experiment in 解釋
做. . . 實驗
  • carried : adj. 1. 被攜帶的;被載運的。2. 〈英方〉失神落魂的,精神恍惚的。
  • out : adv 1 〈位置及運動的方向〉向外,向外部;在外,在外部;出去,出外,離開;離岸,向海面;(船等)開...
  • an : an1indef. art. 見 a 條。1. 〈方、口〉 = and. 2. 〈古、方〉 = (and) if.
  • experiment : n 實驗;試驗;嘗試 (of) a scientific experiment 科學試驗,科學儀器設備。 a new experiment in ed...
  • in : adv 1 朝里,向內,在內。 A coat with a furry side in有皮裡子的外衣。 Come in please 請進來。 The ...
  1. First, a simple discussion for the mechanism about electrostatic atomization of the liquids has been given ; then the paper theoretically analyzed waving course, liquid drop producing course, and the liquid drop diffusing course in electrostatics atomization process., gave an analysis about the methods about carrying charges to the liquid drop, and analyzed that liquid with high electrical conductivity can be carried charges and atomized by electric field, while the isolated liquid with low electrical conductivity can be charged fully with the soakage electrode and inducing charge methods. at last the paper designed and configured the experimental equipment, conducted the atomization experiment to the three liquid medium - kerosene, emulsifier and alcohol under the same environment, handled the experimental results, then summarized the relationship between liquid electrostatic atomization effect and liquid surface tension, electronic conductivity and viscosity, along with the influence of voltage to electrostatic atomization and so on, found out the liquid atomization rule in high voltage electrostatic field

    首先,對液體介質的靜電霧化機理作了初步的探討,理論上分析了液體霧化過程中射流區、波紋區、霧滴區和霧滴擴散區;然後對液體荷電方法進行了研究分析,對于高電導率的液體,場致荷電和接觸荷電可以使其霧化,而對于電導率較低的絕緣液體,需用浸潤電極荷電和感應荷電方法使其充分帶電;最後,根據前面的研究分析,設計和組裝試驗裝置,在同一環境下對煤油、乳化劑、酒精三種不同液體介質進行高壓靜電霧化試驗,並對試驗結果進行分析處理,總結出液體靜電霧化與液體表面張力、電導率和粘度的關系及電壓對液體靜電霧化的影響等,得出高壓靜電場中液體霧化的一般規律。
  2. An experiment was carried out to make comprehensive comparisons in crossing performance between pure us and taiwan duroc strains and their hybrids boars

    摘要對美系和臺系兩個杜洛克純系及其系間雜交的公豬進行了包括繁殖、生長、月同體和肉質性能的綜合雜交效果研究。
  3. Thirdly, an ideal satellite orbit is simulated, and on this foundation, we establish some typical simulation and testing circumstances. lastly, after simulation in the simulation and testing circumstances, we compare the performance of ukf and ekf. and then, based on the outdoor experiment of the vehicle, an analysis and contrast between our simulation results and commercial data process software is carried out, and the conclusion is obtained

    首先在第三章提出的目標運動模型的基礎上建立了系統狀態方程;其次簡要分析了衛星導航系統中的各類誤差,建立了基於偽距觀測量的系統觀測模型;第四節利用yuma格式歷書數據模擬了未受攝動影響的衛星軌道,並在此基礎上建立了幾種典型的動態模擬測試環境;第五節為模擬分析和比較,先對ukf演算法和ekf演算法在動態模擬測試環境中進行了模擬比較,然後針對外場試驗,對非線性濾波獲得的定位結果與商業軟體進行了分析比較,並得出結論。
  4. An experiment of the scaled down fmv forging process is carried out under the conditions of different high reduction and different speed of upper anvil in order to verify the redeveloped deform3d, the constitutive relation inserted in deform3d and the material constitutive parameters

    根據大型汽輪機轉子的實際鍛造過程,完成了幾種不同的壓下量和變形速度的按比例縮小的fmv拔長工藝模擬試驗。
  5. Secondly, two groups of disk plows for experiments were manufacturing. finally, orthogonal experiments and secondary regression experiments were respectively designed on the plows and tillage experiment was carried out in an indoor groove under certain research condition. with experimental optimum technology, the effect of the distribution of the geometric non - smooth partial sphere structure cell, partial sphere height and its radium on the tillage resistance was analyzed

    通過試驗優化設計技術,考察了圓盤犁刀上幾何非光滑球冠結構單元的分佈、球冠高度和球冠底圓半徑大小對犁耕阻力的影響,確定了三種影響因素的主次關系和各個因素的最優水平,獲得了研究條件下的結構設計最佳方案。
  6. Abstract : visual experiment was carried out for the enhanced boiling heat transfer in evaporation region of thermosyphon. analysis had been carried out to test the results. a physical model describing an enhanced boiling heat transfer in evaporation region were proposed based on the analysis results, thus providing theory references for development of heat pipe technology

    文摘:通過對熱虹吸管蒸發段強化傳熱進行可視化實驗研究並對其結果進行分析討論,在此基礎上建立了熱虹吸管蒸發段強化傳熱物理模型,為熱管技術的發展提供理論依據
  7. In an attempt to treat depression, neuroscientists once carried out a simple experiment

    在一次對抑鬱癥的治療的企圖中,神經科學家曾完成了一個簡單的試驗。
  8. 2. by comparing the different result of p - y curve method in different, some flaws of p - y curve used in china are found. an experiment was carried out to get data for the updated p - y curve method

    2 、本文比較了p - y曲線法在不同地區的應用情況,並通過實驗,總結實驗數據得到了在本地區抗水平力樁的受力p - y曲線法計算公式的參數的取法。
  9. The prediction of propeller - induced hull pressure fluctuation in non - uniform flow is studied by using theoretical calculation and model experiment systematically. an intact method and computer program for the prediction of unsteady cavitating propeller - induced hull pressure fluctuation in non - uniform flow is set up in this paper. the measurement of propeller induced hull pressure fluctuation in depressurized towing tank carried out in this paper is the first time inland

    本文從理論計算和模型試驗兩個方面系統地研究了不均勻流場中螺旋槳空泡誘導的船體表面脈動壓力的預報問題,建立了一套完整的預報非定常空泡螺旋槳誘導的船體表面脈動壓力的方法和程序,並在國內首次完成了在減壓拖曳水池中進行空泡螺旋槳誘導的船體表面脈動壓力測試。
  10. Machining deformation of aircraft monolithic component is simulated by finite element method ( fem ) and validated by experiment. the initial residual stress in pre - stretched plate is generated by simulating quenching and stretching processes. with a single tool - tooth milling process fem, the machining loads in monolithic component material removing is obtained. restart - calculation is put forward to complete the whole simulation of machining process. to verify the fem result, an experiment is carried out. the deformation distribution of the monolithic component resulting from fem shows a good agreement with the experiment result, which indicates that the key technologies presented in the paper are practicable and can be used to simulate the milling process of monolithic component to predict its deformation. lengthy and expensive trial and error experiment process can be avoided

    在模擬淬火、拉伸過程獲得含有初始殘余應力的預拉伸板材以及模擬單齒切削過程獲得切削載荷的基礎上,提出並採用接力演算法,對一航空整體結構件的材料銑削過程進行有限元模擬,同時進行了試驗研究.結果表明,有限元模擬的整體結構件的變形與試驗具有一致性,從而證明提出的整體結構件加工模擬關鍵技術的可行性,避免了為研究加工變形而進行的繁瑣的試錯法
  11. To control deformation of a deep soft rock tunnel, an engineering experiment of unloading blast in high stressed soft rock was carried out at xieqiao coal mine, huainan mining group corp, which improves fully the stress state of surrounding rock mass and controls effectively the amount of rock deformation and its stable time

    摘要為控制深部軟巖巷道的變形,利用爆破卻壓技術,對淮南礦業集團謝橋礦高應力軟巖巷道進行了爆破卸壓工程試驗,充分改變圍巖應力狀態,使巷道的變形量及穩定時間得到了很好的控制。
  12. On the basis of the finite element analysis of the press - mounting machine, to solve the modeling error of the previous modeling method, a new mixed - model method using the spring element and thin - layer solid element was introduced in this thesis. an experiment designed to test the interface static stiffness was carried out and the needed modeling datum was obtained

    在對壓裝機進行了整體建模模擬的基礎上,針對壓裝機整體建模存在的誤差問題,本文提出了一種改進的彈簧單元和薄層實體單元混合建模的方法,並依此設計了螺栓結合面靜剛度測試試驗,通過試驗獲得了建模所需的參數。
  13. Finally, some program and experiments are carried out for an experiment system consisted of two sets of ias and one set of communication sub - system in psmis

    最後,本文對一個由兩套牽引變電所綜合自動化系統和一套牽引供電運營管理信息系統的通信子系統組成的實驗系統完成了編程並進行了實驗。
  14. Under different rev and loads, the optimal diesel / alcohol proportion would be different. in order to find out the change rule of optimal diesel / alcohol proportion, an orthogonal regression rotating experiment of three factors ( rev, diesel / alcohol proportion and load ) at five levels has been carried out. based on the experiment, four regression equations including energy consumption, soot emission, noise level, and power equations concerning the three factors have been established

    在性能試驗的基礎上,還進行了三因素五水平的二次正交回歸旋轉組合試驗,建立了能耗率、煙度、噪聲、功率與轉速、酒精摻燒率及負荷率之間的回歸模型,通過分析可知,這些模型具有較高的可信度;利用這些模型,本文最後對不同工況下的最佳酒精摻燒率進行優化分析,並利用正交多項式回歸,求出了最佳摻燒率與轉速、負荷之間的回歸模型,該模型在今後的深入研究中將起到一定的指導作用。
  15. By iterative simulation calculating, relatively good trimming line can be obtained and an actual flanging experiment is carried out in order to verify the correctness of the method. the application proves that the method proposed in this paper could solve the problem well. the method can efficiently reduce the time and the cost of the development of the new product

    實踐證明,運用本文採用的方法能較好地解決復雜零件翻邊工序中確定修邊線的難題,該方法可以明顯地減少修邊線確定中的試湊次數,從而有效地縮短新產品的開發周期,節省開發費用,同時也發展了cae在沖壓成型中的應用。
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