高空試驗 的英文怎麼說

中文拼音 [gāokōngshìyàn]
高空試驗 英文
high altitude test
  • : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  • : 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
  • 高空 : high altitude; upper air; welkin高空病 airsickness; altitude sickness; aeroembolism; hypobaropath...
  • 試驗 : trial; experiment; test
  1. According to the experimental results of the four knots designed for it, we has arrived at that the dimensional angle iron framework is truly efficient to knot

    通過對結果的分析及與理論計算結果的對比,發現與預策的結果很接近,說明間角鋼骨架切實能夠有效地提節點抗震性能的各項指標。
  2. In the third part, a comprehensive check experiment was made on percolation irrigation and furrow irrigation : the percolation irrigation is superior to the furrow irrigation for such advantages as saving water, saving energy, increasing production, raising air temperature and ground temperature inside the shelf, lowering air humidity inside the shelf and reducing plights, and ect

    第三部分對棚室番茄滲灌和溝灌進行了全面的對比,通過可以得出滲灌較溝灌省水、節能、增產、提棚室氣溫度和地溫、降低棚室氣濕度、減少病蟲害等一系列優點。
  3. In the course of working, , the plow will make use of the shuttling method so that it can dig alternately either on the left or on the right. compared to the unilateral plow, it can improve the productivity because it can help leave off the soil 、 take from the consumed energy and reduce the empty journey. to meet the requests above, we will use a remote cylinder with both a small cubage and double functions, approximately designing the plow to be columniform and symmetric. after the experiment for a period in the field, we found that the most frayed areas had happened at the places of both plow shank and share and at the same time the base of the remote cylinder had ruptured suddenly

    與單向犁相比,其優點在於:耕地無開、閉壟,地表平整,降低了耕后整地的能量消耗,減少了地頭的行程,因而大大提班次生產率。為了滿足犁體梭式作業的要求,我們採用了一隻小容積雙作用的液壓油缸;同時對犁壁曲面的形狀採用了近似圓柱形的對稱設計。但經過一段時間的田間,我們發現:該犁犁胸部分的犁脛和犁鏵上的犁尖在工作中磨損較為嚴重;主犁梁和油缸缸體的連接部分(即油缸底座)突然發生了斷裂,造成整個犁體無法正常工作。
  4. Through the experimental research, we think : the technological capacity of fiberglass asphalt macadam if weaker than asphalt macadam, however, if use elasticized capacity to solve blending technological problem. adjust the breed of fiber silk, extend its diameter, its paving capacity is still worth exploring, asphalt - rubber macadam structure lager have good deformed - become capacity and crazed - resistance capacity, small gap rate. good water - resistance capacity, good hot - stability and simple construction technology. therefore. pitch rubber spall is a good cover material which is suitable for the second class or lower whose asphalt pavement has split open because of fatigue. and is the good structural measure of preventing half - rigidity grass - roots unit shrink - rift reflecting. pave a thin layer of pitch rubber spall between asphalt - type pavement layer and half - rigidity basic level, although the cost of building is higher than paving togongbu in the middle, the construction technology, crazing - resistance and water - resistance are better than togongbu, not only could reduce greatly the reflex of half - rigidity grass - roots unit material, long then the use lifespan of pavement, but also it is possible to reduce suitably the thickness of asphalt mixture layer, though the cast of building in the early days becomes more, in the long - term opinion, it have fully important technological and economical significance

    通過研究認為:玻璃纖維瀝青碎石的技術性能不如瀝青碎石好,但路用彈性性能較好,如能解決拌和工藝問題,調整纖維絲的品種,增大其直徑,其路用性能仍值得探討,瀝青橡膠碎石結構層具有變形性能和抗裂性能良好,隙率小,防水性能好,熱穩定性較好,施工工藝簡單的特點,因此,瀝青橡膠碎石是二級及二級以下公路因疲勞而開裂的瀝青路面的良好罩面材料,也是防止半剛性基層收縮裂縫反射的良好結構措施,在瀝青類路面面層和半剛性基層之間夾鋪瀝青橡膠碎石薄層,雖然造價比夾鋪土工布,但其施工工藝,抗裂性能和防水性能均優于土工布,不僅可以大大減少半剛性基層材料的反射裂縫,延長路面使用壽命,而且可能適當減薄瀝青混合料面層的厚度,雖然初期造價有所增加,從長遠來看,具有十分重要的技術和經濟意義。
  5. The theoretical calculation and the experimental result indicated that, after temperature compensation, this kind of new hotwire air mass flowmeter still had high measuring accuracy when the environment temperature had wide range change

    理論計算和的結果表明,經環境溫度補償后,這種新型熱線式氣質量流量計在大范圍環境溫度變化下仍具有較的測量精度。
  6. Insulators string for overhead lines with a nomina voltage above 1000v - ac power arc tests method

    標稱電壓於1000b架線路絕緣子串工頻電弧方法
  7. An under estimation of the hearing effects by the low frequency noise could be happened. that is to say, even if the a - weight sound level is small, the low frequency noise may annoy to listener by the different ways from the high frequency noise. so it is necessary to understand psychoacoustics in order to make noise quality evaluations that match the subjective experience of the purchaser

    同時應用主觀評價方法?成對比較法( paircomparisonstatisticalevaluationmethods )對不同家用調器噪聲進行主觀評價,並與客觀評價結果進行了對比,結果表明:人主觀響應(煩躁程度)與各心理聲學評價指標之間均具有很的相關性,相關系數一般均大於0 . 9 ,而與a計權聲壓級之間的相關系數只有0 . 78 。
  8. On the basis of experimental research, this thesis applies 2 - dimensional non - linear finite element method to the analysis of transient temperature field on the section by means of relatively high precision triangular element of six joints. when the temperature field is analyzed, finite element reseaus are divided in space field and finite difference reseaus are divided in time field, and then the program is compiled. the computing results are in good agreement with the test data

    研究的基礎上,本文採用精度較的三角形六結點單元對構件截面二維非線性瞬態溫度場進行了有限元分析,即在間域內採用有限元網格劃分,在時間域內採用有限差分網格劃分,據此編制了計算程序,計算結果與數據符合較好,程序穩定性好,精度滿足要求。
  9. The method of concentrating the decoloration solution of tylosin is usually carried out by thin film vacuum concentration. in this experiment, the concentration process is modified by using the nanofiltration membrane technique which is free from corrosive due to the extractant solvent and in the same time, heating and decomposition of the antibiotic are eliminated, the concentration course ia also distinctly shortened. in this process the small molecule can be filtered by water, and the quality of the product such as, the tyramine content, the solubility of the product, improved significantly. in addition, the membrane filtration process could save consumption of steam and cooling water

    泰樂星提煉過程中原工藝脫色液用薄膜真濃縮,本改進為耐溶媒納濾膜濃縮,料液不需要加熱即可濃縮,防止了料液的溫分解破壞,濃縮收率明顯提在濃縮的同時,部分小分子雜質可以隨水分子一起通過納濾膜而除掉,成品質量明顯提,解決了用原工藝成品酪胺、溶解度不合格的質量問題省去了原工藝濃縮中費用較的蒸汽、冰鹽水,經濟效益可觀。
  10. Analysis of experimental data indicates that there exist several following problems during the whole operation : first, the emission is serious and the density of hc and co smoke is very high at on and off period. second, there is oil dripping from the dripping vitta as a result of the fault of ignition system and combustion structure. the last, there might be accidents of disabled ignition resulted from the improper operation at the beginning

    通過對樣機的分析和研究表明,汽車氣燃油加熱器在整個工作過程中,其排放存在以下三個問題:一、開機和關機兩個階段的排放問題嚴重,廢氣中hc和co的濃度值及煙度測量值都很;二、因點火系統和燃燒結構的缺陷而導致開機后一段時間內有油滴從滴油管滴落;三、在點火過程中,會出現因操作不當而點火失效的現象。
  11. Standard test method for explosive reactivity of lubricants with aerospace alloys under high shear

    剪切應力下潤滑劑與航用合金爆炸反應性的標準方法
  12. The analysis of the repeated test data shows the maximum deviation of air drag coefficient is less than 0. 88 % and the deviation of the most surface pressure data is within 1 %, it illustrates the test data is reliable

    重復的數據分析表明,氣阻力系數數據的最大偏差小於0 . 88 ,絕大部分測壓數據的偏差均在1以內,這說明客車模型風洞數據的精度較
  13. In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively

    本文通過研究與理論分析對旋流式豎井泄洪洞應用於水頭、大泄流量情況時存在的一些水力學問題進行了研究和探討,取得以下主要成果:一、結合小灣工程導流洞改建,對水頭( 252m ) 、大泄流量( 1400m ~ 3 s )條件下旋流式豎井中的水流運動特徵進行了比較全面的測量,包括腔形態、徑向流速分佈及井壁壓強等;二、提出了豎井腔段螺旋水流水力計算方法,其計算結果與實測值吻合良好;三、利用與計算結果,對旋流式豎井的消能機理進行了探討,對豎井各部分的消能能力有了總體認識;四、對豎井下部消力井的合理井深進行了優化研究,發現消力井合理深度為0 . 9d左右;五、通過研究,歸納出豎井水流總摻氣量估算方法,為導流洞排氣方案的設計提供了參考依據;六、在水頭、大流量條件下,豎井腔段下部流速很,盡管水流螺旋運動引起的離心力可以確保井壁壓強保持正壓,但化數依然較低,因此豎井的蝕始終是工程界關注的重大問題。
  14. Characterization of air quality - stationary source emissions - method for the determination of the mass concentration of sulphur dioxide : hydrogen peroxide barium perchlorate thorin method

    氣質量表徵方法.第4部分:固定排放源.第1節:二氧化硫質量濃度測定方法:過氧化氫氯酸鋇釷
  15. For the circuit - breakers of rated voltage 252kv up, the synthetic test methods are introduced according now condition because of the limitation of the transformer short - circuit capacity. the correlative prescribes on switching line - charging current in gb / t1984 - 200x " alternating - current high - voltage circuit - breaker " are discussed according to the test results and theoretic analysis

    由於開合載架線路對電源側的阻抗有明確的規定,這就要求電源必須具有足夠大的短路容量,實室很難滿足要求,因此,一般對較電壓等級的斷路器採用合成方法,本文介紹了利用現有條件,對252kv以上電壓等級的斷路器採用合成時的線路。
  16. To meet the demands for large space and flexible compartmentation of buildings, laminated vierendeel trusses are adopted in high - position transfer story structures. first the bearing characteristics are analyzed, in which reasonable stiffness ratio of the upper chord, middle chord, and lower chord is derived. then combined with an actual engineering model ( 1 8 similar ratio ), the static loading and pseudo - dynamic tests of two models for laminated vierendeel truss used in transfer story structures are conducted, in which one model adopts reinforced concrete, and the other adopts prestressed concrete and shape steel concrete. seismic behaviors are analyzed, including inter - story displacement, base shear - displacement skeleton curves, and equivalent viscosity - damping curves. a program is programmed to carry out the elasto - plastic dynamic analysis, and displacement time - history curves of the two models are derived. the test and analysis results show that the laminated vierendeel truss with prestressed concrete and shape steel concrete has excellent seismic behaviors. it can solve the disadvantages of laminated vierendeel trusses used in transfer story structures. finally, some design suggestions are put forward, which can be referenced by similar engineering

    為滿足建築物大間和靈活隔斷要求,在位轉換層結構中採用迭層腹桁架結構.首先分析了其受力性能,得出了腹桁架各構件合理的截面剛度以及布局形式.然後結合一實際工程,進行了兩榀迭層腹桁架轉換結構模型( 1 : 8相似比)的豎向荷載下靜力以及擬動力.其中一榀為普通混凝土迭層腹桁架,另一榀配置了預應力和鋼骨混凝土,對比分析了兩模型的層間位移比、骨架曲線以及等效粘質阻力系數等抗震性能的比較,並進行了彈塑性動力分析.和分析結果表明,配置預應力和型鋼混凝土的迭層腹桁架轉換結構具有良好的抗震性能,可以成功地解決迭層腹桁架作為轉換層結構所產生的弊端問題,最後對這類轉換層結構提出了相應的設計建議
  17. Test results indicated : with the hoist of altitude, the increase of ice amount and the rise of pollutant, the average flashover voltage reduced. the character exponent generally depends on the insulator profile, ice amount, ice state and pollution severity etc. by means of a high - speed camera, a data acquisition system and high voltage test facilities, a series of the flashover processes on ice surfaces were record. the experimental results form this study and the subsequent theoretical analyses suggested : the thermal ionization of the air in front of an arc root resulted in arc movement ; the electrostatic force had an auxiliary effect of impelling arc propagation ; the electrical

    通過對攝像機、數據採集系統及裝置記錄覆冰絕緣子表面閃絡電弧的發展過程的結果進行理論分析得出:弧根周圍氣的熱電離導致了電弧的發展,靜電場力對電弧的發展起到了加速作用,電擊穿僅發生在閃絡最終的跳躍階段;通過測量閃絡過程中的放電電壓、泄漏電流、閃絡時間、覆冰水電導率、電弧長度及電弧半徑等參數,得到了不同階段電弧(電弧起弧階段、電弧發展階段及完全閃絡)的發展速度、臨界電弧長度均隨覆冰水電導率的增加而減小。
  18. Energetic materials for defense - safety, vulnerability - vacum test with mercury tube

    國防用能材料.安全性易損性.水銀管真
  19. When it becomes necessary to examine the altitude performance of an aircraft engine, three types of facilities may be usedaltitude wind tunnels, altitude test beds and flying test beds.

    當需要考察一臺航發動機的性能時,可以利用三種型式的設備,即風洞、高空試驗臺和飛行臺。
  20. Test method of resisting high temperature for bead base of aircraft tyre

    輪胎胎圈耐方法
分享友人