試驗性還原 的英文怎麼說

中文拼音 [shìyànxìngháiyuán]
試驗性還原 英文
test reduction
  • 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
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 還 : 還副詞1 （表示現象繼續存在或動作繼續進行; 仍舊） still; yet 2 （表示在某種程度之上有所增加） even...
  • 原 : Ⅰ形容詞1 （最初的; 原來的） primary; original; former 2 （沒有加工的） unprocessed; raw Ⅱ動詞（原...
  • 試驗性 : experimental
  • 試驗 : trial; experiment; test
  • 還原 : 1 （恢復原狀） return to the original condition or shape; restore2 [化學] （還原作用） reduction;...
  1. They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem

    本研究以重慶市的南川金佛山（自然保護區） 、黔江武陵山（國家重點退耕還林示範縣，森林覆蓋率50以上）和北碚中梁山（遭人為破壞嚴重）典型巖溶區為對象，選擇了幾種重要的利用方式，包括林地、果園、耕地、棄耕地和灌草坡，採用野外巖溶生態調查和室內試驗測量分析相結合的方法，以不同土地利用方式巖溶土壤肥力為重點，對不同土地利用方式土壤肥力特徵進行量化分析，找出巖溶土壤肥力差異的主要方面及其根本原因，論文主要從土壤剖面物理退化指標（有效土層厚度、有機質層厚度、質地、團聚體、水分含量等） ，化學肥力退化指標（有機質、全n 、全p 、全k 、堿解n 、速效p和速效k等） ，樣地土壤微生物指標（細菌、真菌、放線菌數量及總量）以及樣地土壤種子庫植物群落多樣性等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究，為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。
  2. Test methods for glycerines - test of reducing substances

    甘油試驗方法還原性物質的試驗
  3. The swine manure was mixed with two kinds of anaerobic activated sludge at the mass ratio of 3 : 1 : 1 and the mixture was used as inoculum in the batch experiment

    將豬糞與兩種厭氧污泥按質量比3 : 1 : 1混合作為接種物，試驗了纖維素、葡萄糖和乙酸作為磷酸鹽還原反應電子供體的可行性。
  4. On one hand, the growth of spad and the activity of nr had no significant difference at 5 % level. the maximum of soluble sugar content of amaranthus tricolor and bidens maximowiciziana showed significant difference compared with the contrched samples

    試驗結果表明，隨著pb處理濃度的增加，各種富集植物的葉片葉綠素值、可溶性糖含量和硝酸還原酶活性表現出相同趨勢，上升后又下降。
  5. The research of soil degradation in pur country is mainly concentrated on the red earth hilly area in the south in the past, and is less on the loess plateau that is one of the most fragile areas. based on field experiment and laboratory analysis, discuses the degradation mechanism, and raises the methods of refreshing and reestablishing land productivity of huangshan soil in chunhua county of shaanxi. in the hope of serving development of western regions and ecological environment construction that concede the land to forestry ( the grass )

    我國以前對土壤退化問題的研究主要集中於南方紅壤丘陵區，對生態環境最脆弱的黃土高原地區的土壤退化研究相對較少，故本文以黃土高原地區陜西淳化縣的侵蝕性黃?土為對象，通過野外人工模擬降雨試驗和室內分析相結合的方法，探討了侵蝕性黃?土的退化機理，提出了恢復和重建黃?土土地生產力的途徑和方法，以期服務于西部大開發和退耕還林（草）的生態環境建設。
  6. Based on the tribological principle and the theory of contact mechanics, it is feasible to adopt curvature - changing structure in the rock - bit journal bearing system. the structure and coupling relationship of curvature - changing journal bearing under the condition without friction have been analyzed and three kinds of sub - form structure configurations, namely, the pseudo - curvature - changing structure, the conformable curvature - changing structure, and the clearance curvature - changing structure, been differentiated according to the contacting features. the shape optimization and pre - running - in regulations of the contact surface of curvature - changing journal bearing under friction condition have been established. the results of rock bit journal bearing test indicate that the tribological behavior of the bearing can be effectively improved by curvature change based on both designing and pre - running - in

    基於摩擦學原理和接觸力學理論，提出了可在牙輪鉆頭滑動軸承中採用變曲率結構.在不考慮摩擦的情況下，就結構設計和配合關系等問題進行了分析討論，劃分了準變曲率、吻合變曲率以及間隙變曲率等3種結構形式；針對考慮摩擦時的變曲率結構，提出了接觸形狀優化和預磨合的實施方案.鉆頭軸承試驗結果表明，無論是預設計變曲率還是預磨合變曲率，都能改善軸承摩擦副的摩擦學特性，因而值得進一步研究和推廣
  7. Because of the limitation of experimental conditions we failed to form foam lead grid in the experiment. copper draw net is used as anode grid and it can improve to some extent the utilization of pam. due to human errors in the experiment we have not used the same discharge current density

    在實驗中我們試圖通過鑄造法、電鍍法和還原法等一系列的實驗辦法製作泡沫鉛板柵，由於實驗條件的限制，沒能夠成功制得泡沫鉛，而在使用銅拉網作為正極板柵的時候，能夠使電池的正極活性物質利用率有提高，但由於實驗時候的失誤，沒能夠使用相同的放電電流密度進行放電，我們無法利用實驗數據比較出具體能提高的數字。
  8. By means of inquisition, the paper analyzes the causes of cement concrete pavement damage in earlier period, divides its damage into stages and analyzes the damage mechanism in theory, then puts forward relevant countermeasure for all stages. on base of these, by studying large quantity of experiments indoors combined testing road, the technique of pressing mortar under cement concrete plank and changing pavement plank, the material used to quickly repair pavement and system for draining off water are analyzed and researched in detail from principle to craft. at same tune, all kinds of repairing material and technique adaptable to cement concrete pavement are put forward

    本文通過對水泥混凝土路面破損的調查，分析了造成水泥混凝土路面早期破損的原因；劃分了水泥混凝土破壞階段，對不同階段的破壞機理進行了理論分析，並相應的提出了各階段的維修養護對策；在此基礎上，通過大量的室內試驗並結合試驗路的研究，重點對水泥混凝土板底壓漿技術、水泥混凝土路面的換板技術、水泥混凝土路面的快速修補材料以及對水泥混凝土路面的排水系統從技術、原理到材料工藝進行了詳細研究和理論分析，提出了適應各種水泥混凝土路面破壞的修補材料和修補技術；最後本文還對修築水泥混凝土路面提出了具有指導性的建議。
  9. In this paper, the fundamentals of cable forces by frequency method are introduced. the curve fitting method is utilized to get the correcting formula of cable forces and frequency through the experiment. on the other hand, a kind of catenary line cable element is introduced in this paper, owing to the inaccuracy caused by correcting struss element in fem

    本文還介紹了頻率法測索力的基本原理，並通過試驗，利用曲線擬合法得出索力頻率之間的修正關系式；其次，由於有限元計算中，索元所採用的修正桿元所帶來的不精確性，對于長索其精度更難保證，因此，本文介紹了一種計算精度高、工作量小的懸鏈線索元。
  10. This paper briefly introduces the basical principles of finite element method which can be used for analysis of vehicles structure, describes the principles and methods of design optimization for vehicles structure parameters, establishes the finite element models of semi - dragging trucks, which is used to load cement dispersedly and container semi - dragging trucks, applying the ansys software, calculates the static strength, then proves the calculation results to be accurate by means of non - electric charge surveying experiment. at the same time, the author puts forward the model and methods of optimization design for structure parameters of vehicle frames, exploits the applied software of semi - dragging trucks, does optimization design. analyzes the feasibility of the optimization results, then gives the structure improve direction. besides this, the author has had initiative research about interface software, etc

    本文簡要介紹了可用於汽車結構分析的有限元法的基本理論，闡述了汽車結構參數優化設計的原理和方法，建立了散裝水泥罐式半掛車和集裝箱式半掛車車架的有限元計算模型，利用有限元軟體? ansys進行了強度分析，並對罐式半掛車通過電測試驗驗證了計算模型和計算結果的正確性；論文還提出了半掛車車架結構參數優化設計的模型和方法，開發出了半掛汽車的結構優化設計軟體，調用了ansys軟體對其進行了優化設計，分析了優化結果的可行性，並給出了該半掛車的結構改進的方向。
  11. The authour investigate the dosing conditions and effect of the pac to the huanghe water - source, which includes the following four parts : the selection of the pac ; the confirmation of dosing scheme and effect of the pac ; the research of application of potassium permanganate in combination with pac ; the research of the pac ' s modification and the modified effectiveness. the experiment is mainly carried out on the pilot system in the jieyuan water plan of tianjin. the results of the reseach include the following : l ) the pac from zunhua plant is selected as the better carbon for the source water of tianjin through the experiment ; 2 ) through the pilot experiment we conclude that the pac ' s best adding point is the mixing tank and the better dose is 10mg / l, on which the codmn of filtered water can be decreased to 40 % and the effluent have no problem of odour and color ; 3the adsorbing experiment show that pac mainly adsorb the organic matters which molecular wt., distribution between 500 and 3000, and can adsorb organic matters whose molecular wt., distribution are bigger than 6000 if the dose of it is adequent ; 4 ) pac together with potassium permanganate can remove the organic matter more effectively than each of them alone, and reduce the rising trend of turbidity of the flotation ' s effluent due to adding pac ; 5 ) the thesis made a research on the surface properties and the adsorbing capability of the modified carbon by oxidizer : the modified carbon with 20 % h2o2 can remove more organic pollutants than the untreated one by 12 % when we add a higher dose of coagulant ; 6 ) the modification of reduction and loading metal ions are also sttldied, and drow the following conclusions : the modified carbon with 5 % ammonia can enhance the organic matter ' s removal effectiveness by 10 % to the tianjin source water than the untreated one, and the modified one with loading metal ion remove the organic matters from the tianjin source water better ( 8 % ) than the untreated one due to the strong affinity betwween the humic acid and copper ion

    本文的實驗主要是在天津芥園水廠的中試系統上完成的，論文的成果和結論主要包括： 1 ）通過靜態實驗選定河北遵化活性炭廠生產的煤質炭為適合天津原水的炭種； 2 ）中試實驗確定粉末活性炭的較佳投加點為混合池投加，較佳投加量為10mg l ，此時可使濾后水的cod _ （ mn ）降低40 ，且可較好地控制濾后水的嗅味和色度； 3 ）初步確定粉末活性炭對原水中有機物的吸附主要集中在分子量在500 - 3000范圍內，投量增大時可吸附部分分子量大於6000的有機物4 ）中試實驗表明：粉末活性炭與高錳酸鉀聯用可取得較兩者單獨應用時對有機物更好的去除效果，且對因投加粉末活性炭而造成的氣浮出水濁度升高有一定的改善作用； 5 ）研究並初步確定氧化改性對粉末活性炭表面性質和有機物的去除效果的影響：粉末活性炭的氧化改性會使其表面的酸性官能團大量增強，表面極性增加；經20的過氧化氫改性的活性炭在增大混凝劑投加量（ fecl _ 3投量為15mg l ）時對有機物的總體去除效果較原活性炭提高12 ， 1次氯酸鈉改性活性炭對有機物的去除效果較原活性炭提高6 ； 6 ）研究並初步確定還原改性、負載金屬離子對原水中有機物的去除效果的影響：經5氨水改性的活性炭可提高天津源水中有機物的去除率達到10 ；負載銅離子后的活性炭可提高對腐殖酸類物質的去除能力，一般可提高8左右。
  12. The specific methods : 1. to ascertain five control indications including suspended solid content, grain diameter median, oil content, iron bacteria and saprophytic bacteria by carrying out the experiment of core flow ; 2. to ascertain indications of sulfate reducing bacteria and average corrosion rate by carrying out the experiment of revolving corroded test pieces ; 3. to ascertain indications of average scaling rate and total mineralization degree by carrying out the experiment of scaling prediction and sensibility

    具體的做法是：採用巖心流動試驗確定懸浮固體含量、顆粒直徑中值、含油量、鐵細菌和腐生菌五項控制指標；採用旋轉腐蝕掛片實驗確定硫酸鹽還原菌和平均腐蝕率指標；採用結垢預測和敏感性實驗確定平均結垢率和總礦化度指標。
  13. This new technology changes from the traditional method by which the induced and compressor wheel separately are designed and produced to a new one by which the one - piece compressor is designed. on the basis of this new technology and the optimum blade profile, the performance of both the compressor and the turbocharger is largely improved. through the heating power calculation of the compressor, the analysis of the surge and the block of the compressor, the test - bed performance test of the turbocharger, the matching test of turbocharger and diesel engine, the propulsion test of the turbocharger on plateau condition, it is proved that the newly - designed compressor not only has high efficiency, but also improves the flow distribution in the high efficiency area so that the propulsion line can run through the high efficiency area

    主要內容包括：提出一種全新的壓氣機葉輪技術和概念，這種技術將傳統的導風輪和壓氣機分開設計、單獨加工改為整體設計、整體加工的單體葉輪；從增壓器與柴油機配機計算所得出的基本參數出發，通過對壓氣機進行熱力計算，確定壓氣機的基本結構參數；再對葉型以及葉輪輪廓與葉輪罩殼的配合間隙進行優化，對新設計的壓氣機進行喘振和堵塞分析；通過增壓器平臺性能試驗，驗證了新設計的壓氣機的性能水平得到了較大的提高，達到了提高增壓器的整體性能水平的目的；通過增壓器與柴油機配機試驗、以及增壓器用於高原條件下的牽引試驗，驗證了新設計的壓氣機不但具有高效率，還改善了高效率區的流量分佈，使牽引特性線貫穿高效率區。
  14. The effect of oil filler test that is improved is correspondence to the overspeed test, so it is no use to do overspeed test repeatedly. it can reduces the deterioration of the rotor ' s longevity, and that, it can reduce the starting time of the units, which can reduce the cost of fuel consumption and steam deterioration. especially to large capacity steam units that use the same style device, it will get large economic effectiveness

    對使用同一原理的裝置而言，這種新的技術思路具有指導性意義，改進后的注油試驗使用起來的效果可以與超速試驗相對應，不需要重復做超速試驗，可以減少對因超速對轉子的壽命的損耗，並且還縮短了試驗所需要的時間，相應減少機組的啟動耗時，節約燃料成本及汽水損耗，尤其是對使用同類裝置的大容量機組而言，能夠獲得的經濟效益將是巨大的。
  15. Perform a trial data restoration periodically to verify that your files are correctly backed up

    定期執行試驗性數據還原，以驗證您的文件是否已正確備份。
  16. The contrast experiment of chemistry reducing process and hydrothermal treatment were studied. the results showed that the crystallinity of copper powders prepared by hydrothermal method clearly increased, and the grain size distribution became narrow comparing with the copper powder prepared by reducing process

    通過化學還原法與水熱法制備銅粉的初步對比試驗，證明水熱處理過的銅粉粒度分佈變窄，結晶度提高，從而具備了還原法所不能比擬的優良性能。
  17. Some tests for liangang sinter adding bos slag have be done in the laboratory and plant trial. the results show that in the range of bos slag percentage, from 0 % to 8 %, with the increase of bos slag percentage, the sinter speed has been lower, but the sinter strength and productivity of sinter product have been higher, the sinter productivity will be the maximum when bos slag percentage is 4 % ; the siner reducibility has been improved, the normal operation of bof will not be effected anymore because of the circulation of p form bos slag

    對燒結礦配加轉爐鋼渣進行了實驗室研究和工業試驗，在鋼渣配比0 % 8 %的范圍內進行的研究表明：隨著鋼渣配比的增加，燒結速度稍有下降，燒結礦強度、燒結成品率均有所提高，利用系數在4 %左右時達到最大值；燒結礦還原性得到改善；鋼渣中帶入的p的循環富集不會影響煉鋼的現行操作。
  18. Abstract : experiments indicated that under tanggang material conditions and at the basicity range of 1. 4 1. 7, the sinter tumbler strength and reduction desintegration properties were worsen as australian fine ores added ; but at the basicity range of 0. 4 0. 6, the sinter strength can improved with both adding of indian fine ores or australian fine ores

    文摘:試驗表明：在唐鋼原料條件下，堿度1 . 4 1 . 7范圍內，配加澳粉礦使燒結礦強度和低溫還原粉化性能下降，印度粉礦影響不明顯;在堿度0 . 4 0 . 6范圍內，配加印度粉礦和澳粉礦都有利於燒結礦強度的提高。
  19. A randomized controlled trial of reduced glutathione in the treatment of acute renal failure

    還原型谷胱甘肽治療急性腎功能衰竭的隨機對照試驗
  20. A trial restoration can reveal hardware problems that do not appear with software verifications

    試驗性還原可以發現軟體驗證所不能發現的硬體問題。
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