步下試驗 的英文怎麼說

中文拼音 [bùxiàshìyàn]
步下試驗 英文
step-down test
  • 步 : Ⅰ名詞1 （步度; 腳步） pace; step 2 （階段） stage; step 3 （地步; 境地） condition; situation; st...
  • 下 : 下動詞1. （用在動詞后,表示由高處到低處） 2. （用在動詞后, 表示有空間, 能容納） 3. （用在動詞后, 表示動作的完成或結果）
  • 試 : 名詞（古代占卜用的器具） astrolabe
  • 驗 : 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. 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. The air codling system have been installed in open and semi - closed livestock houses. the experimental result revealed that the range of average temperature is reduced about 4, and the rh is about 80 percent, this environment can reduce the swine heat resistant. 5

    將本降溫系統實際使用在開放式豬舍中，進行了系統的初步生產試驗，由試驗數據表明，舍內控制區域內平均溫度下降4左右，相對濕度在80人右，對豬八的生tffi環境沒有產生太人的矽，向，能夠人效的緩解豬只a多的熱應訊5
  3. The additional flow is formed by the device of dentoid baffle, and the application of the device of dentoid baffle cooperated with a stilling basin has been investigated by systematic model tests. based on the research results, the hydraulic problems such as the characteristics of hydrodynamic pressure and cavitation on the head of the denotid baffle, the properties of flow under the condition that the device of denotid baffle is used with a stilling basin, the hydraulic computation about a stilling basin, the estimation of energy dissipation and its various affection factors, the mechanism and effect of energy dissipation, and distributions of velocity and pressure and aerating concentration, etc, have been analyzed ; the method and step of hydraulic design of device of denotid baffle by which the additional flow is produced has also been proposed

    文中利用齒墩設施實現附加射流，對齒墩設施與消力池聯合應用進行了大量的和系統的模型試驗，分析研究了中低佛勞德數條件下，齒墩墩頭的動水壓強及空化特性，齒墩設施與消力池聯合應用時的流態特性，消力池的水力計算，消能量的估算及其各種影響因素，消能機理和效果，消力池內的流速、壓強特性，摻氣濃度分佈等水力學問題，並提出了實現附加射流齒墩設施的水力設計方法和步驟。
  4. In recent years, the water - saving and control irrigation technique of rice has diverted from plot experimental and demonstration to lare scale. and has got remarkable economic and social benefits. amed at the characteristics of this irrigation area, optimal selection for water - saving techniques of rice, deciding the amout of leaching water and irrigation modles, investigating the adaptability of the water - saving and control irrigation technique in saline land. studying the increase in production mechanism of the technique are important to extend the technique, to better and develop saline land as well as slick spots. according to the results of field experiments, optimization study was conducted on the water - saving irrigation technique of rice in saline land, the effects of different water - saving irrigation techniques on the physiological indexes and yield of rice were systematically analyzed. by using mutiplepurpose fuzzy optimization method, better. water - saving irrigation technique was selector out, that is. the control irrigation technique in rice. the mechanism of it was analyzed from the aspect of the physiological and ecological saving water of rice to provide the implemental process and technical point ; throgh the quantitive analysis and comparision on control irrigation and control class ( flood irrigation ), high production and quality mechanism of the technique was analyzed in terms of physiology indexes of rice, the variation of soil moisture, the pest resistance and the lodge resistance, the change of soil temperature in paddy fields. the yield constitutive factors, the quality of rice and so on. in saline land. control irrigation and intermittent leaching modles were adopted to validate the adaptability of the technique in irrigation of rice in saline land, to analyze rice ' s physiological - ecological indexes and the change of soil salt content under the conditions of control irrigation leaching of rice and and to provide control irrigation and combined modle of intermittent leaching to adapt to different conditions

    本文從試驗及試驗資料入手，取得以下主要成果和結論：對鹽堿地水稻節水灌溉技術進行優化研究，系統地分析了不同節水灌溉技術對水稻生理指標及產量的影響，採用了多目標模糊優化的方法，對灌水技術進行綜合評判，優選了節水灌溉技術，論證該地區宜採用水稻控制灌溉技術；闡述控灌技術通過調節和控制水稻的需水規律，降低水稻高產情況下的無效水量消耗，從水稻生理、生態節水兩方面分析了控灌技術節水機理，針對性地總結出水稻各生育期實施節水控灌技術的步驟及技術要點；通過控灌與淹灌的定量對照比較，從根系、莖蘗、冠層葉片及綠葉動態到株高，土壤水分變化，抗病蟲害、抗倒伏能力，稻田土溫變化，產量構成因素及稻米品質等諸多方面進行動態比較，分析控灌技術高產優質機理；在鹽堿稻地採用控制灌溉+間歇淋洗模式，跟蹤測試田間水鹽變化狀況，驗證控制灌溉技術在鹽堿地區水稻灌溉中應用的適應性，通過分析水稻控制灌溉淋洗條件下水稻生理生態指標，提出優化控制灌溉+間歇淋洗組合模式，為進一步在高礦化度地區試驗水稻控灌技術奠定基礎。
  5. The purpose of this study was to establish es or eg cells lines in the future for further research. the results attained were as follows : 1. derivation of embryonic stem cells from icr mouse preimplantation embryos

    本試驗對icr小鼠胚胎多能幹細胞的建系工作做了初步探索，為胚胎多能幹細胞多種屬廣泛建系的研究打下一定基礎，也為小鼠胚胎多能幹細胞的深入研究積累經驗並提供借鑒。
  6. Fibre optic interconnecting devices and passive components - basic test and measurement procedures - part 2 - 35 : tests - cable nutation

    光纖互聯裝置和無源部件.基本試驗和測量步驟.第2 - 35部分:試驗.電纜下垂
  7. A analytical method was established for determining residues of quizalofop - p - ethyl ( ethyl ( rs ) - 2 - [ 4 - ( 6 - cororo - 2 - quinoxalinoxalinyloxy ) phenoxy ] propanoate ) and its main metabolite, by the high performance liquid chromatography under the condition optimized. it was applicable to determine residues of the herbicide and the metabolite in soil, sesame plant and sesame seed, and satisfied to meet the requirement of fortified recovery

    在同一色譜分析條件下，可同步檢測精喹禾靈及其代謝物，土壤、芝麻植株和芝麻籽粒樣品進行方法添加回收率試驗，均得到了較高的回收率及良好的重現性。
  8. The effect of reynolds number on rudder hydrodynamic performance is also analyzed. up to the stall angle the computed lift and drag agree well with measurements and other author ' s calculations, whereas stall angle, lift and drag beyond the stall angle are slightly under - predicted. the solver is used to investigate laminar and turbulent separated flows around a 6 : 1 prolate spheroid at high incidence angles and their effects on hydrodynamic forces

    應用所開發的求解器，以naca0015翼型舵為算例計算了船舵在不同雷諾武漢理三;大學博士學位論文數下大舵角范圍內的三維粘性流場及水動力，成功地預報了舵的失速角和最大升力，並初步探討了雷諾數對舵水動力的影響;計算結果與現有試驗和計算數據比較，吻合程度相當好，初步檢驗和驗證了該求解器精確模擬粘性流動和計算水動力的能力。
  9. It emphasizes on the analyse of using syntony demodulation technology to final the long - distance coming train. at the same time, it gives a preliminary analyse in the signal for different cases, takes a research on the identified technology for the coming train, designs and assembles the hardware and software of this system. all of them have got past the test on the spot and got a satisfying result

    課題中的關鍵是如何得到列車運行信號的特徵規律，在本文中對這些列車接近信號的一些分析方法作了介紹，著重分析了採用共振解調技術發現遠程來車的信號，同時針對不同情況下的信號進行了初步分析，研究了來車的識別技術，並對系統的軟硬體進行了設計和組裝，通過了現場試驗，得到了令人滿意的結果
  10. In this test, a special bolt - jack is used to exent of prestressing force to brace angles as the whole structure is under dead - load. in this state brace angles withstand partly load before twice - load and the stress and strain of concrete are decreased. in this way the aim of removal of load and strengthening can be reached

    本試驗中採用專用螺栓千斤頂在恆定荷載水平下對混凝土柱角鋼撐桿施加預壓應力，使外包角鋼在二次受力前即分擔部分荷載，使混凝土應力水平和應變水平降低，達到卸載與加固同步進行的目的。
  11. 17 nevine aboughazaleh, daniel mosse, childers b r, melhem r. toward the placement of power management points in real - time applications. compilers and operating systems for low power, norwell : kluwer academic publishers, 2003, pp. 37 - 52

    本文建立了動態電壓調節的分析模型，證明了無電壓調節開銷情況下啟發性的x0配置是最優的調節點配置，試驗模擬進一步驗證了x0配置是最優的調節點配置方法。
  12. In general, the content which is studied in this paper can be briefly summarized as follows : 1 the conic shape of nutrition plug which suit the growing condition of the corn seedling is made certain through contrast study on the root grow character between the corn and vegetable seedling ; then the plug size which bulk is smaller and meets the growing condition of com seedling through cultivating the corn seedling

    全文內容概括起來主要有以下幾點： 1通過對玉米秧苗根系生長特性與蔬菜根系生長特性的對比性試驗研究，確定了適合玉米秧苗生長的圓臺形缽體；進一步通過玉米育苗試驗，確定了能夠滿足玉米育苗生長需要的、體積相對比較小的缽體尺寸。
  13. In this project, the study term did experiments as follows : " zigzag " experiment, turning cycle trial experiment, stroke experiment, encounter experiment between sea - going vessel and fleet at nanliu water which is the initial position of bridge in jiansu province

    在本項目中，課題組在江蘇省境內的長江南瀏水域大橋初步選址處進行了如下試驗：海船及江輪船隊的「 z 」形試驗、旋迴圈試驗、沖程試驗以及船隊和海輪在橋區的會船試驗。
  14. Based on real time ct testing, primary testing study of fatigue failure and deformation mechanism of red sandstone has been completed under uniaxial compression condition

    摘要基於對裂隙巖石的細觀ct試驗，對含有單一裂紋的貴溪紅砂巖在單軸疲勞荷載作用下的損傷擴展機理和演化過程進行了初步的試驗研究。
  15. Parameters estimates for random step - stress life - testing under exponential distribution

    指數分佈下隨機應力步加試驗參數估計
  16. It was found in preliminary tests that sound pressures of the oscillations were diminished with tripping wires or side jets when the wires or the jets were introduced into the impinging shear flow in certain ways

    初步的試驗表明，在一定條件下絆線或旁射流削弱了流動的自激振蕩。為探求它們削弱自激振蕩的機理，在非撞擊剪切層上進行一組可控實驗。
  17. 2 ) some basic elements about louvered fin heat exchangers have been presented in this thesis, all these works shall give us a foundation to make the related test

    對于本課題要研究的板翅式散熱器，較系統地介紹了這方面的理論知識，為下一步的試驗分析研究奠定了基礎。
  18. Maximum likelihood estimation in the simple step stress accelerated life testing based on the grouped data

    指數分步場合分組數據下簡單步加試驗的極大似然估計
  19. However, one weakness of quantitative simulation is the difficulties of determining parameters with existing experimental results ; and the dynamical behavior of the system will change with different parameter sets. thus it is necessary to construct qualitative models to complement the quantitative models. we constructed the qualitative model with gna ( genetic network analyzer ) and analyze

    而且我們提出了可以用來檢驗pka的作用是通過cdc25 ， mytl還是聯合作用的實驗理論依據，這樣的電腦模擬為繼續進行下一步的試驗提供了一個思路，如果精確的測量在mpf激活過程中各個不同的激酶的活性，就能夠鑒別pka的具體作用機制，我們還研究了mapk的作用。
  20. At the same time, hi this dissertation, designed the testing system and igniting - device scheme about dynamic testing on the ground, and analyzed possible error produced by theory model, testing system and igniting - device. this is the testing foundation of validating and perfecting the theory model

    在理論分析的同時，本文還設計了地面動態測定測試系統和常用點火機構方案，並分析了理論模型、測試系統和點火機構所可能產生的誤差，為今後進一步理論模型的驗證和完善打下試驗基礎。
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