空轉試驗 的英文怎麼說

中文拼音 [kōngzhuǎnshìyàn]
空轉試驗 英文
blank experiment
  • : 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...
  • : 轉構詞成分。
  • : 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
  • 空轉 : [機械工程]1 (機器在沒有負載時的運轉) idling; racing; runfree; blank run 2 (車輪滑轉不前) turn...
  • 試驗 : trial; experiment; test
  1. But america ' s air force continued to experiment, converting a small jet - powered target drone, the firebee, into an unmanned spy plane called the lightning bug

    但是美國軍仍沒放棄進一步的,他們將一架小型噴氣動力的靶機「火蜜蜂」變為一架無人駕駛的偵察機,並取名為「閃電蟲」 。
  2. Standard test methods for hollow metal swinging door assemblies for detention facilities

    拘留裝置用心金屬動門組合件的標準方法
  3. Flight simulator plays an important role in hardware - in - the - loop simulation, and a high - quality simulator is critical in developing a high - performance aircraft. flight simulator is very important to the aeronautics and astronautics industry. so, the study of advanced control methods for flight simulator ’ s system is of great social and economical benefit

    飛行模擬臺是飛行器半實物模擬的關鍵部件之一,其品質的優劣直接關繫到模擬的可靠性和置信度,是保證飛行器精度和性能的基礎,在航航天工業和國防建設中具有重要的意義,所以對臺系統中控制方法的研究具有很大的社會效益和經濟效益。
  4. 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,在高位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換層結構所產生的弊端問題,最後對這類換層結構提出了相應的設計建議
  5. In this paper, the author combines the theory analysis with the experiment research method, and discusses the seismic behaviours, 3d elaborate finite element analysis and simplified model analysis of a kind of multi - function tall building - " sub - shearwall supported by frame ", which is applied widely today. the main contents are as follows : in order to observe the failure process and the earthquake response of the complex structure, and to analysis the seismic behaviour of the structural system and structural members, a 1 / 20 cement mortor model of a complex tall - building which is about to be built was producted and the shaking table test of this model under 26 sorts of earthquake loads was made. using sap2000 finite element analysis program, a 3d analysis model was built in computer, and the elastic time - history analysis of the model was done

    本文採用理論分析和研究相結合的方法,研究了目前應用較多的綜合性大廈? ?框支分區剪力墻高層商住樓的抗震性能及間精細分析和簡化分析方法,主要內容為以下幾方面:對一擬建的復雜高層建築結構,採用1 20比例的間整體模型,進行了26種工況下的模擬地震振動臺,觀察了結構的破壞過程和地震反應,分析了結構及構件的抗震性能;建立了結構的精細間模型,利用sap2000n大型有限元分析程序對結構進行了彈性時程分析;通過有限元分析與結果的對比,對結構的抗震性能和抗震能力做出綜合評價,認為該結構由於換層上部去掉部分樓板,既可滿足建築設計的通風、採光等要求,又可達到協調結構換層上、下樓層抗側剛度的效果,是一種較理想的有多道抗震防線的結構型式。
  6. The degrees of crystallinity of pure ptfe under the different conditions of water cooling, air cooling and furnace - varying cooling were made comparison by xrd. the thermal stability of pure ptfe and solid lubricant was analyzed by dsc - tg ; the composition and valence state of elements in the surface of carbon fiber, solid lubricant before and after friction test and lubricant transfer film were characterized by xps ; the frictional property of solid lubricant was tested by pin and disk test rig. the frictional wear property of solid lubricant between embedded bearing sleeve and steel axle friction pair ring was tested by special simulate test machine, the hardness of solid lubricant was tested by pm ; the compression strength of solid lubricant was tested by material test machine

    用sem表徵原料微觀結構、摩擦表面及潤滑移膜表面形貌:用xrd進行原料物相分析,及比較水冷卻、氣冷卻、隨爐冷卻三種工藝條件下的純聚四氟乙烯樹脂的結晶度;用dsc - tg分析純聚四氟乙烯樹脂及固體潤滑劑的熱穩定性;用xps表徵碳纖維表面、固體潤滑劑摩擦前後表面、潤滑移膜表面的元素組成、價態變化;用銷盤式摩擦磨損機對固體潤滑劑進行摩擦性能測;採用專用的臺架模擬機對固體潤滑劑鑲嵌軸承套與鋼軸摩擦副間的摩擦磨損性能進行測定;用萊次偏光顯微鏡( pm )測固體潤滑劑的硬度;用材料機測固體潤滑劑的抗壓強度等。
  7. The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film

    結果表明:所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求;聚四氟乙烯樹脂熱分解溫度超過400 ,但在ptfe中加入無機填料會使復合材料吸水率提高,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳纖維表面含有c = o及c - o - c等極性基團,有利於提高其與其它組分的相容性,提高層間剪切強度;均勻設計方法能夠用較少的次數找出配方與摩擦性能間的關系,擬合曲線基本能表示各配方的摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;純聚四氟乙烯樹脂在氣冷卻時結晶度最大,磨損量也是三者中最大的;同時,固體潤滑劑樣在氣冷卻時的磨損量也是三者中最大的:不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,在金屬表面均可形成潤滑移膜,從而減少金屬摩擦副表面間的直接接觸,大大延長其使用壽命;移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。
  8. On the bases of carrying out idle operation, cutting and modal experiment of certain numerical controlled lathe, it is determined that weak dynamic stiffness in the spindle component of machine tool is the reason in the respect of structure for causing cutting vibration of machine tools

    摘要在對某型數控車床進行、切削及模態的基礎上,確定了機床主軸部件動剛度薄弱是引起機床切削的結構顫振方面的原因。
  9. In order to investigate the unsteady flow frequency domain performances of an axial flow compressor at different mass flow, rotating speed and blade row spacing, plus inlet flow distortion, and considering aerodynamic characteristics and stability of the compressor, the low speed research compressor ( lsc ) at college of energy and power in nuaa is used to carry out the experiment studies. a large amount of test data has been gained through dynamic pressure transducers embedded in the stator blades at the tip, middle and hub section, then fast fourier transform algorithm ( fft ) is applied to calculate the frequency data

    為探討軸流壓氣機在工作流量、工作速及動?靜葉排軸向間距變化時的葉片排流場非定常頻譜特性變化規律,並耦合進氣畸變的影響,同時與壓氣機氣動性能和氣動穩定性相關聯,作者利用南京航航天大學能源與動力學院的低速大尺寸軸流壓氣機( lsc )器,採取在靜子葉片表面埋入動態壓力傳感器的實方法,對葉尖、葉中和葉根三個截面的動態壓力進行了測量,獲得了大量的可靠的實數據。
  10. Experimental study on bearing capacity and seismic behavior of large - span two - storied vierendeel truss transfer structure

    大跨度疊層腹桁架整體換結構模型受力與抗震性能研究
  11. The experiments show that ultrasonic motors can operate under vacuum condition, but the performance is different from that under general condition, its unloaded speed decreases significantly, while the stall - torque increases a bit

    結果表明,超聲電機可以在真環境下工作,但性能較常態環境下有所變化,其速明顯下降,堵力矩有所增大。
  12. The group has advanced test facilities for automotive components, such as a / c system, power steering and filters

    集團擁有先進的汽車零部件檢測設備,可對汽車調系統、動力向系統、汽車「三濾」等產品進行性能測
  13. Acoustics - test code for the measurement of airborne noise emitted by rotating electrical machines

    聲學.測定旋式電機發射的氣聲的規程
  14. With the computer controlling the output of the digital signals and the analog signals, controls and adjusts startup, stop, turn and rotational rapidity of the transducer - electromotor and the strength of brake actuator ; installs the torque sensor on dynamical axis, and installs the encoder on non - dynamical axis of the dimensional globoidal indexing cam mechanism ; utilizes the virtual instrument language labview development the test and control system, with the computer real - time monitoring, late displays and storages the data of the test, and processes the data and analyses it

    利用計算機控制數字量輸出和模擬量輸出來達到控制和調節變頻電機啟停、向、速;控制制動器的啟停和加載力;在弧面分度凸輪的加載軸和軸上安裝扭矩傳感器和編碼器;應用虛擬儀器語言labview開發臺的測控軟體系統,用計算機進行實時監測與事後顯示與存儲,並進行信號處理與分析。
  15. A motor that is be directly coupled to a fan - blade or blower - wheel load is to be operated at the applicable test voltage and under no - fan, no - load conditions with the shaft running free

    直接耦合到一個風扇葉片或鼓風機葉輪負荷的馬達,將在適用的電壓下做無風扇,無負荷,軸狀態的運行。
  16. The immunomodulatory effects of crude product were detected by lymphocyte transformation test ( lit ) and plaque forming cell assay ( pfc )

    Kp莢膜糖蛋白粗產品免疫功能檢測採用淋巴細胞( mtt法)和溶血,分別測定細胞免疫和體液免疫功能。
  17. The first chapter quotes three methods for determining the steady - state equivalent circuit parameters of an induction machine. they are the classical locked - rotor and no - load tests, the direct modification method and the recursive least - squares method. then a new parameter estimation method based on genetic algorithms is presented

    緒論首先引述了確定感應電動機穩態模型參數的其他三種方法:傳統的載和堵方法、直接修正參數法和遞推最小二乘法,並由此提出基於遺傳演算法的參數識別技術。
  18. Vacuum compression molding machine, vacuum type oil seal compression molding machine, pharmaceutical rubber stoppers molding machine, precure machine, preformer ( precision rubber slicer, oil seal rotation testing machine, cutting machine … etc

    橡膠成型機,真油封橡膠成型機,丁基膠瓶塞專用成型機,平板加硫機,預成型機(精密橡膠切片機) ,油封回機,修邊機…等。
  19. Adhesives - determination of shear behaviour of structural bonds - part 1 : torsion test method using butt - bonded hollow cylinders

    膠粘劑.結構粘結耐剪切特性的測定.第1部分:利用對頭粘結中圓柱的扭
  20. Some problems from the principal stress axis rotation experiment with hollow cylinder apparatus are analyzed in detail herein ; which consists of three aspects, such as the preparation of the hollow cylinder sample and the acquisition of the isotropic one ; the estimation and elimination of the size effect and the end effect in the experiment ; and the membrane penetration effect on both the drained and the undrained tests results, etc

    摘要詳細分析了採用心圓柱儀進行主應力軸旋遇到的若干問題,主要包括三個方面:心圓柱樣制備及各向同性樣的獲得;中尺寸效應、端部效應的考慮與消除;樣膜嵌入效應對排水、不排水結果的影響等。
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