缺水試驗 的英文怎麼說

中文拼音 [quēshuǐshìyàn]
缺水試驗 英文
water deprivation test
  • 缺 : Ⅰ動詞1 （缺乏; 短少） be short of; lack 2 （殘缺） be missing; be incomplete 3 （該到而未到） be ...
  • 水 : 名詞1 （由兩個氫原子和一個氧原子結合而成的液體） water 2 （河流） river 3 （指江、河、湖、海、洋...
  • 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. The method of close water test has been used for a long time, so richer experience has been achieved. however, it not only takes pains and time, but also consumes raw materials during the close water test because of miscellaneous working procedures such as bricklaying in the two ends of pipe, water - repellent layer plastering, maintaining and water offletting, brick - block backouting after the test, especially in the region short of water and some drainage pipe with prop - pipe construction. in order to satisfy the fast development of municipal construction, new detection methods should be developed

    閉水試驗方法因其應用時間較長，目前已積累了較豐富的經驗，但在閉水試驗時，管道兩端砌築磚堵、抹防水層、養護、灌水浸泡，以及試驗后的放水、磚堵拆除等繁雜工序，不僅費工、費時，而且消耗原材料，尤其是在缺水的地區以及頂管施工的無壓管道，這些矛盾更加突出；因此，為滿足迅速發展的市政建設需要，有必要探索新的檢測方法，閉氣試驗就是其中一種，但是閉氣試驗目前還不完善，有待于進一步深入研究。
  2. Aimed at the landform and the shortage of water resource in hilly mountain areas, the field experiments of surge furrow irrigation and continuous irrigation were carried out

    本文針對丘陵山區地形和水資源短缺等特點，採用正交試驗設計進行波涌灌和連續灌田間試驗。
  3. This paper studies the mechanism generated from flow - noise in seawater pipeline, introduces controlling method of flow - noise, analyzes sound field characteristics of flow - noise in seawater pipeline system and the merits and demerits of measuring the flow - noise methods in and out of the pipeline. in our experiment, a test measuring device of seawater muffler is used in a measuring chamberlet to verify that a method of reverberation chamberlet is difficult to exactly measure the low frequency flow - noise in pipeline. at the same time the insertion lose of water muffler in the low frequency was measured by the measuring chamberlet method

    本文分析了海水管路系統內流噪聲的產生機理，介紹了流噪聲的控制方法；分析了海水管路系統中流噪聲的聲場特性以及流噪聲管內、管外測量方法的優缺點；通過海水消聲器試驗測量臺架，利用測量小室驗證了混響箱法難以準確測量海水管路系統中的低頻流噪聲；用測量小室對水消聲器在低頻段的插入損失進行了測量。
  4. Each tenant shall fully and effectually indemnify atl against all claims and demands made against atl by any person in respect of any loss, damage or injury caused by or through or in any way owning to the overflow of liquids, or the escape of fumes, smoke, fire or any other substance or thing from the demised premises or to the neglect or default of such tenant ' s servants, agents or to the defective or damaged condition of the interior of the demised premises or any fixtures or fittings for the repair of which such tenant is responsible hereunder or against all costs and all expenses incurred by atl in respect of any such claims or demand

    對于由於已轉讓房地產的溢水、溢出的煙、吸煙或火及其它任何物質，或由於這樣的承租人的僱工、代理人的疏忽或未履行的責任，或由於已轉讓房地產或者任何裝置的內部的缺陷以及損壞以任何方式造成的任何損失與傷害，每名租戶應完全並且有效地使高級技術試驗所不受任何人的任何索賠與要求的損害，承租人應在下面對此負責維修或承擔全部由高級技術試驗所所遭受的任何有關這種索賠與要求的全部費用
  5. Eng. ) 1. know the fertilizers ( the appearance, properties, physical and chemical nature which includes the organic and inorganic fertilizers ) ; 2. determining the quality ( three major elements of the fertilizers ) and quantity ( the content of the moisture, nitrogen, phosphorus, and potassium ) of chemical fertilizer ; 3. the fertilizer composition expresses and calculation of the amount of application ; 4. it is cultivated in a pot or nutrient solution to test fertilizer effects ; 5. observe plant body : besides observing one ' s own test cultivated in a pot, and another diagnose the picture is for comparing ; 6. making of the compost

    中） 1 .認識肥料（包括有機、無機肥料的外觀、性狀、理化性質） ； 2 .化學肥料的定性（肥料的三要素）及定量（水分、氮、磷、鉀的含量）檢定； 3 .肥料成分表示方法及肥料施用量的計算； 4 .盆栽試驗或水耕試驗（印證報酬漸減率、麥氏理論或肥料元素缺乏徵狀，並進行農藝性狀調查） ； 5 .植體觀察：除了觀察自己的盆栽試驗以外，另備有診斷圖片以供比較； 6 .有機堆肥的製作。
  6. It has shown that a good agreement between acoustic emission and transpiration, and the ae signal is a good water stress index for irrigation control

    試驗結果表明，作物在水脅迫下產生的聲發射信號與蒸騰量等水分指標的一致性較好，對水分虧缺反應敏感，是一個良好的灌水指標。
  7. In light of the limitation of fast fourier transform ( fft ) for the method of traditional spectrum analysis to analyze the unsteady signal, wavelet and wavelet analysis are made for the typical unsteady process signal of starting up and shut down with the good characteristic of simultaneous localization in both the time and the frequency domains based on the field test on the vibration of two - row placed units in lijiaxia hydropower station, in which the signal is decomposed into different frequency band, and then the weak signal is caught and the dominant frequency is picked up for the analysis of the vibration source

    摘要基於李家峽水電站雙排機組振動的現場試驗研究，並且針對傳統頻譜分析方法傅立葉變換（ fft ）對于非平穩信號已力不從心這一缺陷，利用小波分析方法在時域和頻域上同時具有良好的局部化性質，通過對開停機這一典型非平穩過程信號進行小波及小波包分析，將其分解到不同頻帶內，獲取微弱信息和提取優勢頻率，並對其作振源分析，得出開停機初始時刻因水流不穩均出現強烈的振動現象，且低頻段信號能量最大，開停機過程水流脈動壓力和尾水渦帶擺動是引起定子基礎振動的主要原因。
  8. In this article the conclusion was got from some experiments and researches that the crux of the matter is to solve the seepage stability of the soil and it is possible that gravelly soil is made into impervious core with the protection of filter

    但是存在土料的含礫量不均勻、粘粒含量低、滲透系數偏大、天然含水量偏低、塑性較差等缺陷。試驗研究還認為，只要解決好滲透穩定問題，做好反濾保護，礫質土作心墻防滲體是可行的。
  9. First the author memorized the yellow river excavation history and concluded development of modern dredging science, and found that most researches of dredging are related to navigation regulation, little used to flood control especially in the yellow river with silty. based on the experiment of generalized physical model of the lower reach of the yellow river, and the study of the loaden flow mechanism and the dredging efficiency, the author get some new ideas as follows : 1

    通過對黃河疏浚的歷史以及現代疏浚工程學的發展進行了回顧和總結，認為已有的疏浚研究大多基於航道疏浚工程，對于防洪疏浚特別是在黃河這種多沙型河流上進行防洪疏浚的研究極為欠缺，本文基於黃河下遊河道概化模型試驗，對疏浚挖槽后水沙運動機理及效果等進行了研究，得到以下認識。
  10. Experimental research on water use efficiency of winter storage irrigation in drought district

    乾旱缺水區冬季儲水灌溉水分利用效率試驗
  11. The sensitive index obtained by least - squared method sometimes can not be scientifically explained in terms of crop physiology. the phenomenon is related to the statistical distribution of experiment data in addition to the number of experiment treatment and water deficit level

    受最小二乘法求優數學解的約束，在求解作物水分響應模型的敏感指標時常出現從作物生理和物理上難以科學解釋的情況，這除與試驗處理數量多少及缺水水平有關外，也與試驗數據的統計分佈有關。
  12. Relatively little experimental studies are available on the ultimate strength of curved beams, 18 simple - supported welded beams subjected to a concentrated force at the mid - span are tested

    針對目前曲梁承載力方面的試驗資料比較缺乏，進行了18根焊接工字形水平鋼曲梁的極限承載力試驗。
  13. Putting the potassium permanganate into the filter can improve its effect, the removal of organics and ammonia is increased, the influent concentration can satisfy the water reuse standard. but the turbidity of influent is unsatisfactory. the c / n ratio is the key factor to influence the nitrogen - removal of the anoxic / aerobic two - stage baf when the reflux ratio 、 hydraulic loading and the ratio of gas to liquid in aerobic filter are fixed. the anoxic / aerobic two - stage baf has a good removal of organics at different c / n ratio when the reflux ratio is 2, hydraulic loading is 2. 55m ~ 3 / m ~ 2 ? h and the ratio of gas to liquid in aerobic filter is 3 : 1. the influent concentration of organics is blow 7mg / l. from the beginning to 30cm of the anoxic filter, the removal of the organics is significant ; as the c / n ratio increasing, the influent concentration of ammonia is decreasing. when the c / n ratio is 3. 60, the enfluent concentration of ammonia is 3. 05mg / l which satisfies the water reuse standard. when the c / n ration is less than 3. 60, because of the imperfection

    迴流比為2 : 1 ，水力負荷為2 . 55m3 / m2 ? h ，好氧柱氣水比為3 : 1時試驗表明:不同的c / n （ 1 . 05 7 . 45 ）下，兩級曝氣生物濾池對有機物有很好的去除作用，出水有機物濃度小於7mg / l ，其中在缺氧柱進水端30cm內對有機物的去除最為明顯;隨著c / n的增加，系統出水氨氮濃度降低，當c / n為3 . 60時，出水氨氮濃度降到3 . 05mg / l ，已經滿足回用水的氨氮標準; c / n < 3 . 60時，因為缺氧柱的不完全反硝化，體系中硝酸鹽氮和亞硝酸鹽氮發生積累影響了好氧柱的硝化反應使氨氮降解效果較差;系統對總氮的去除隨著c / n的增加而增加，當c / n為3 . 60時，出水總氮已經降到11 . 18mg / l ，滿足回用水的要求。
  14. In chapter l, the present state of locomotive load test is summarized ; the defect of water resistance - load and original resistance - load is analyzed ; then igbt being applied in resistance - load test bed is proposed and the trend of the thyristor is forsight in chapter 2, the principle of igbt driving & protecting circuit is studied, and the dissertation introduces the hybrid circuit designed for driving igbt module and its protection technique

    第一章綜述了目前國內機車負載實驗的狀況，分析了水阻試驗臺和原干阻試驗臺的缺陷，提出了採用igbt技術改造新的干阻試驗臺，並展望了功率半導體的發展前景。第二章研究了igbt的驅動和保護的原理和技術，並介紹了專用的驅動器m57962l和igbt的保護方法。
  15. Experimental research on drip irrigation schedule for crops in arid area of northwest china

    西北乾旱缺水區大田作物滴灌灌溉制度試驗
  16. Combining the character of heiyingshan ' s lean iron ore and the experiences of hematite dressing home and abroad and locale character that located in the center of gobi desert and lacking electricity and fresh water, we have finished three ways of trial studying which are the magnetic ore dressing, lump dry - magnetic dressing and magnetic - gravity ore dressing

    根據黑鷹山礦貧鐵礦石性質和國內外紅鐵礦選礦實踐，結合黑鷹山礦現場地處戈壁沙漠、缺電少水特點，選擇全磁選方案、塊礦干選-磁選方案及磁選-重選方案進行選礦試驗研究，針對選礦試驗情況對中磁?強磁（一粗一精）選礦流程進行了擴大試驗。
  17. Then as a typical example some results drawn by using the introduced methods of the vertical - axis cycloid turbine are given and compared with the experimental data. the purpose is focus on the validation of the introduced methods what are the foundations of the hydrodynamic performance calculation and the optimal method

    然後以豎軸可調角直葉擺線式水輪機為例，計算了這種水輪機的各種水動力性能，給出了數值計算結果，對各種方法進行了分析並與已有的試驗結果進行了比較和研究，從而檢驗了各種理論計算方法的優缺點和可靠性。
  18. Human intervention such as overgrazing resulted in a great decline in soil infiltration rates, which are an important reason for soil degradation and soil drought the experimental results showed that plant biomass and productivity increased significantly with the increase of soil infiltration rates

    人為活動干擾，如過度放牧壓實土壤和去除地表覆被造成土壤滲透性顯著降低，是林地土壤質量退化及土壤水分缺乏的重要誘因。試驗結果表明，植物生物量和生產力隨土壤滲透速率的增大而顯著提高。
  19. Due to the complexity of the load combinations of the gate chamber, it is difficult to perform such test on each load case. on the other hand, it is lack of the test data on the load case perpendicular to the current direction of the gate frusta till now

    由於閘室的受力荷載組合較為復雜，對每種工況都做光彈試驗不容易做到，且有關垂直水流方向的閘墩受力狀況的試驗資料迄今尚很缺乏。
  20. The influence from moisture deficit on the crops is analyzed with the test data, and the parameters for the model of the function of moisture production are deduced with the method of multiple regression analysis

    結合試驗數據分析水分虧缺對作物產量的影響，採用多元回歸分析法求解水分生產函數模型參數。
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