時效試驗 的英文怎麼說

中文拼音 [shíxiàoshìyàn]
時效試驗 英文
ageing test
  • : 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...
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 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
  • 時效 : 1 (在一定時間內能起的作用)effectiveness for a given period of time2 [法律] prescription3 [冶金...
  • 試驗 : trial; experiment; test
  1. Through preparative experiments and optimized experiments on cu ~ zn ultrafine powders that are prepared by the method of thermal spray and ball milling, the author finds that dispersants concentration, dispersing time, ph, temperature and adscititious ions have significant influences on dispersing effects

    西安理工大學碩士學位論文通過對熱噴塗球磨法制備的超細銅鋅粉的分散性進行預和優化,發現分散劑濃度、分散間、 ph值、溫度和外加離子濃度對分散作用果有重要影響。
  2. The research results show that when the fly ash content is under 30 %, the strength of rcc can be increased but the effect is a little ; and with the fly ash content increased the dry shrinkage of the rcc reduced straightly, and the abrasion resistance and freeze resistance increased obviously. ( 3 ) fly ash can increase durability of the rcc and under the experiment condition, the perfect mixing content is 30 %

    結果表明: ( 1 )粉煤灰摻量小於30 %能提高碾壓混凝土強度但影響度不大; ( 2 )隨著粉煤灰摻量的增加,碾壓混凝土的干縮呈直線降低,且抗磨性和抗凍融能力明顯提高; ( 3 )粉煤灰能有提高碾壓混凝土的耐久性,且在條件下的最佳摻量為30 % 。
  3. The research status of the world diesel exhaust aftertreatment technology is summarized systemicallyo at the same time, the development status and problems about oxygenation catalysis converter and particulate filter are analyzed on the basis of mentioned informations, we bring up a diesel exhaust cleanse system, that adopts the technique course of catalysis conversion combining particulate collection and regeneration the system collects exhaust particulate by means of efficacious filtering material it can oxidize ho co and macromolecule solvable organic via catalyst and diesel oil additive enhanced temperature will partly oxidize collected particulate and ultimately achieve the aim of exhaust reduction, after processing system frame design and trial matching, it ' s detected that the system can surely cleanse gas exhaust and particulate in addition, gas - ejected combustion - supporting regeneration for diesel particulate filter is also researched, we have rudimentarily designed the software and hardware of the g as - ejected combustion - supporting system having processed a series of trials, we discover the rules of the system credibly working these rules demonstrate the right direction for researching gas - ejected combustion - supporting regeneration technology

    本文系統地介紹了國內外柴油機排氣后處理技術的研究現狀,分析了氧化催化轉化器和微粒捕集器的發展現狀及存在的問題,以此為基礎,提出了一種柴油機排氣凈化系統,該系統採用催化轉化與微粒捕集及再生相結合的技術路線,通過過濾材料的有過濾,將排氣中的微粒進行收集,藉助于催化劑和柴油添加劑使排氣中hc 、 co及高分子可溶性有機物氧化,產生的高溫使得收集到的微粒部分氧化,從而達到降低排放的果。通過系統結構設計和匹配,實現了對氣體排放物和微粒的凈化。同,論文中還進行了柴油機微粒捕集器噴氣助燃再生的研究,初步設計了噴氣助燃系統,進行了控制系統軟、硬體的開發,通過正交,摸索出了噴氣助燃系統可靠工作的一般規律,為噴氣助燃再生技術的開發提供了方向。
  4. 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,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。
  5. The water current flows over the top of the dentoid baffle to the hydraulic jump as additional momentum. while it is cooperated with a stilling basin, the flowing condition emerged in the basin may be improved greatly and the length and downstream water depth required by the basin can be decreased to a great extent. such an appliance may be also used to solve the problems of insufficiently dissipating water flow energy and aerating flow, which are often faced with those hydraulic engineering constraction as acted by high waterhead, great specific discharge and low froude number

    本文通過齒墩頂部的擴散水舌所形成的附加射流,從上部射入水躍,即可改善消力池內的水流流態,又可降低第二共軛水深,減小水躍長度,增進水躍消能果,同還能解決大單寬、低佛勞德數條件下摻氣和消能不足的問題,證實它是一種安全、經濟的消能工。
  6. 9. a gravity sprinkler fertigation device was developed and has been used in practice. it has been found more economical and effective in improving yield in comparison with manual fertilization and airplane application

    ,對噴灌條件下冬小麥、春小麥、油菜三種作物的區與大田噴灌區、常規地面灌區,進行了產量與節水量的比較分析,得摘要出噴灌節水增產果顯著。
  7. In this paper, the effects of fly ash, cement, lime, fine sands, foam agent, w / c ratio and additional agent on foamed concrete were studied by experiments, the best combination ratio of fly ash foamed concrete whose density varies from 551kg / m3 to 650kg / m3 was obtained through orthogonal test design, the foam agent quantity and the fly ash quantity effect the fly ash foamed concrete greatly, so the author selected them as independents to establish duality linear regression equations, the equations were quite ideal through the test of model summary r. moreover, the author also did some experiments about the water resistance of magnesium oxychloride cement fly ash foamed concrete, the outcome showed that phosphoric acid has good effect on water resistance, and its appropriate quantity was found

    本文通過研究了粉煤灰、水泥、石灰、細砂、發泡液、水灰比及外加劑對粉煤灰發泡混凝土性能的影響,採用正交設計方法得出了600級粉煤灰發泡混凝土的最佳配合比,同發現發泡液和粉煤灰摻量對發泡混凝土的影響最為顯著,因此,以二者為自變量建立了二元線性回歸方程,通過全相關系數的檢發現方程較為理想。此外,還對氯氧鎂水泥基粉煤灰發泡混凝土的耐水性進行了相關實,發現磷酸有較好的耐水性果,同找到了其合適的摻量范圍。
  8. Regarding the serious smoke ejection of 75 diesel engine series, this paper points out that this problem could be solved by modifying certain parameters and employing gyrating regression design. the actual experiment on 375 diesel engine series shows that, after innovation, the maximum of smoke ejection of gyrating moment falls by 24. 2 percent, and then the rating is demarcated, the smoke ejection falls by 53. 8 percent

    本文針對75系列柴油機排煙嚴重的問題,通過改變噴油嘴及相關調整參數,利用多因素正交旋轉回歸設計安排,取得了較好果.在375型柴油機上的實結果表明:進行優化匹配調整后,最大扭矩點煙度下降24 . 2 ,標定工況煙度下降53 . 8
  9. By the large quantity of indoor and field soil mechanics test, this paper investigated physics and mechanics property of xigeda stratum and xigeda compounding filling, profoundly and systematically studied on shearing strength, cbr ( including indoor cbr and field cbr ) and intensity feature of xigeda compounding filling. the new achievement and cognition as follows : ( 1 ) cbr value is decided by moisture content and mudstone content of xigeda compounding filling. the filling material can satisfy minimum intensity standard of express highway when mudstone content is less than some fixed value, ( 2 ) this paper established field cbr standard value which can synthetically evaluate the filling material nature and field compaction degree. ( 3 ) the optimal compacting mean of xigeda compounding filling is hard oscillation first and weak oscillation later, not traditional way which is weak oscillation first and hard oscillation later. ( 4 ) this paper put forward the conception of optimum moisture content in construction different from optimum moisture content of indoor impaction

    本文以昔格達填料強度特徵為研究對象,通過大量的室內及現場,從昔格達地層巖組的物理力學性質、昔格達填料的物理性質入手,對昔格達填料的抗剪強度、室內承載比及現場承載比特徵進行了較系統地研究,獲得了如下認識及進展:昔格達混合填料承載比值受填料含水量及其中泥巖含量的影響,當泥巖含量小於一定值,昔格達混合填料具有較高的承載比值,能夠滿足高速公路對填料的最低強度要求;建立了綜合評判昔格達填料性能及現場壓實果的現場承載比( cbr )標準;對于昔格達填料而言,最佳的碾壓方式為先強振后弱振而不是傳統的先弱振后強振;提出了與室內擊實最優含水量相區別的施工最佳含水量的概念。
  10. The test indicated that, using microorganism fertilizer " shil " could obviously increase the number of haulm productive ear and total tillers, could make more dry matter to be accumulated to kernels, at the same time, it could strengthen the haulm and increase yield significantly

    摘要表明,世綠牌生物肥的施用可以明顯提高水稻的莖數及有穗數,從很大程度上提高了水稻的分蘗能力,並且能夠使水稻干物質向著有利於提高產量的方向積累,同也提高了水稻莖稈的充實度,提高了抗倒能力,增產果明顯。
  11. In pumping fluid with gas, pressure boost can be improved by enhancing the pump rotation speed, thereby improving the performance of the pump to a certain degree ; when the gas content is constant, by increasing the inlet pressure, the pressure boost can be enhanced and the pump efficiency be improved remarkably ; when the gas content is rather high, there will be a problem of matching between the gas pressure and the fluid pressure ; the performance of the multiphase pump can also be improved by means of rational design of buffer vessel and homogenizer

    分析認為,氣液混輸工況下,提高泵轉速可以提高增壓,在一定程度上能改善多相泵的工作性能;含氣率一定,增加進口壓力,可使多相泵增壓值增大,泵明顯增加,最大含氣率點后移,但含氣率很高,存在氣液壓力相匹配問題;改進緩沖罐和均化器的設計,有利於氣液互相夾帶,避免氣囊產生,可改善多相泵的輸送性能。
  12. Due to the effect of uentrapment of water and air is considered during the generation of water - filled cells, the method presented here can simulate the objective existing hysteresis between drainage and imbibition process, which can " t be reflected by the previous numerical simulation methods

    由於該法在生成裂隙充水域考慮了水和氣的「圈閉」應,故能模擬出裂隙排水與吸水過程間客觀存在的滯后現象,這是以往數值法所不能的。
  13. In order to provide theoritical foundation for the utilization of jerusalem artichoke ( ja ) resource, culturation of bifidobacteria and development of bifidobacteria products. this paper rather systernly studied the effects of ja on the growth of bifidobacteria, using jerusalem artichoke juice ( jaj ) and jerusalem artichoke powder ( jap ) as experimental material. in the first place, the effects of ja on the growth of bifidobacteria in vitro were studied. the results indicated that : jaj could stimulated the growth of b. longum ( blm ) and b. bifidwn ( bbm ) ; the more jaj content was added, the more promoting action was apparent ; the promoting action also varied from the different species. adding jap ( 3 % ) to skim milk could decrease the time of milk - solidfying of blm and bbm, and could increase the acid production in skim milk of the strains tested. secondly, bifidobacterium medium was developed using jaj as main material

    本文以菊芋汁和菊芋粉為主要材料,較系統地研究了菊芋對雙歧桿菌生長的影響,以期為進一步開發利用菊芋資源、雙歧桿菌的培養及其製品開發提供理論依據。菊芋在體外對雙歧桿菌生長的影響表明,菊芋汁在體外對長雙歧桿菌( blm )和兩歧雙歧桿菌( bbm )的生長具有促進作用,其果隨著菊芋汁添加量的增加而增加,並且對不同菌種的促生長果存在差異;在脫脂乳中添加3的菊芋粉可以縮短blm和bbm的凝乳間,其原因可能為促進了雙歧桿菌在脫脂乳中的產酸。
  14. The noise constantly is not affecting our normal life, for example ; just repaired the family, to the quiet at dead of night building about the water pipe noise, has caused you to be unable normally to rest, the senior citizen, the neurasthenia, the heart was not specially good and so on the community, was is unable to rest, the saint porch company produced " the down - flow pipe sound insulation wrap " the product, fundamentally has solved this problem, this product has used the advanced sound insulation, the sound absorption, the material, passed through the specialized technical many years research development, and experimented after the beijing ten plots different levels owner, the sound - insulated effect achieved above 90 %, satisfaction rate reached above 99 %, did not have an example suit, received the owners universal welcome

    噪音無無刻不在影響著我們正常的生活,例如;一個剛剛裝修完的家庭,到了夜深人靜樓上下水管的噪聲,使你無法正常休息,特別是老年人,神經衰弱,心臟不好等群體,更是無法休息,聖軒公司生產的「下水管隔聲套」產品,從根本上解決了這個問題,此產品採用了先進的隔音,吸音,材料,經過專業技術多年的研究開發,並經過北京十個小區不同層次業主,隔音果達到90 %以上,滿意率達99 %以上,無一例投訴,受到業主們普遍歡迎。
  15. In the positioning servo - system, which generally is configured by the d. c. pulse width modulator ( pwm ) velocity governing system and position servo - loop, the parameter perturbance of pwm velocity loop really exist by reason of such as the load behavior ; power voltage supply ; operating setting value, etc. 1, 2 , and it cannot be ignored. by using the identification technique to form the mathematical model of the system, authors have confirmed the facts. therefore, to design the discrete sliding mode controller ( dsmc ) of the positioning servo - system, the perturbed parameters value bounds of the pwm velocity loop, which is as the controlled plant of position servo - loop, should be accounted. consequently, the design principle of dsmc for accounting system with parameter perturbance is proposed by the authors. the proposed method can ensure the stability of system with parameter perturbance and the behavior of non - overshoot, fast precise positioning. in order to reveal the effects of the design method, the comparative research work is done by the authors. also, it has been tested in an industrial experiment, the results proved it is satisfactory

    由直流脈寬調速系統( pwm )和位置環構成的定位系統中,速度環的參數隨負載特性;電網電壓;給定工況而攝動是不容忽視的.作者通過系統辨識建模也證實了這一事實1 , 2 .因此在設計位置環的離散滑模控制,必須針對速度環(即位置環的控制對象)的參數攝動范圍採用「對象參數攝動離散滑模控制器的設計方法」 ,以確保系統在參數攝動的穩定性和快速、無超調、準確定位的優良動態品質.為剖析該設計方法的控制果,本文作了對比性研究,並將該設計方法用於工業中,取得了滿意的結果
  16. Based on the terszige and biot theory, initially analyze the economical of this experiment, directly save investment 22 % after compute. after that, computing the settlement of highway foundation, comparing the computing and survey value, the predict formula of vacuum - heaped load combining precompression for designing, this formula show that the distortion law of consolidation progress. at the same time, based on the position and room experiment, analyzes the intension transformation in soft soil and criteria of stabilization control

    在太沙基和比奧固結理論的基礎上,先分析了此次的經濟性,經核算直接節約投資22 ,經濟益十分明顯;隨后對真空堆載聯合預壓法加固軟土路基的沉降量進行了估算,並與實測值作對比分析,得出了真空堆載聯合預壓下的沉降量估算公式,能反映「真空」加固過程的變化規律;同根據現場和室內,分析了軟土強度的變化,以及給出並證了工后沉降控制標準。
  17. In the course of the early rig tests it was observed that, within limits, combustion efficiency was largely independent of the size of the fuel jet.

    在早期的,已經發現在一定權限范圍之內,燃油噴注的大小對燃燒率影響很小。
  18. However, the result of the simulation, in which all the parameters are kept constant except the primary and secondary inductance, is that 3 % higher conversion efficiency can be achieved in ccm than in dcm

    但對輸出功率和繞組電阻相同逆變電路模擬結果表明, ccm的率比dcm提高了三個百分點;結果說明盡管ccm的繞組電阻比dcm的大,變換器率仍提高了1 . 5 。
  19. Guide for statistical analysis of thermal life test data

    時效試驗數據的統計分析指南
  20. It ' s resolve dispersion intensity and operation time. by testing sample of precipitated calcium carbonate and testing sample with particle size and distribution, specific surface area, particle configuration, coated percentage, accumulated density and absorb oil quantity, which indicated that the dispersion and surface modification effect of tri - rotor continuum surface modification equipment are fulfilled the demand of powders applied industry completely, also the system working continuously, realizing produce scale. the performance of the test equipment is much better than others dry machinery in our country, and as well as overseas dry machinery and wet machinery, also it has the advantage of the produce cost low

    通過對樣品?輕質碳酸鈣的性能,同樣品進行了粒度及粒度分佈、比表面積、顆粒形貌、包覆率、堆積密度和吸油值的檢測,表明三轉子連續改性機的分散和改性果完全能夠滿足粉體應用行業的需要,同系統連續作業,實現了規模化生產;通過與其它改性裝置的對比表明本裝置性能優于國內其它干法改性裝置,達到國外干法和濕法改性裝置的水平,同又具有生產成本低的優勢。
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