真空速度 的英文怎麼說
中文拼音 [zhēnkōngsùdù]
真空速度
英文
vacuum value of velocity- 真 : Ⅰ形容詞(真實) true; genuine; real Ⅱ副詞1 (的確; 實在) really; truly; indeed 2 (清楚確實) cl...
- 空 : 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...
- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 真空 : [物理學] vacuum; empty space; vacuo
- 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
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Changes of the longitudinal and transversal wave velocities in different directions and the rock velocity anisotropy as a function of confining pressure have been studied under laboratory ultrasonic frequency for shale and sandstone with marked foliation, which had been saturated by the fluids with different viscosity kerosene and vacuum pump oil and salinity distilled water, 50000
利用不同黏度煤油和真空泵油不同礦化度蒸餾水50mg l和150mg l的nacl溶液的流體對頁巖和具有明顯層理的砂巖進行飽和,在實驗室超聲頻率下研究樣品不同方向縱橫波速度以及各向異性參數Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )
本研究以武裝直升飛機防護裝甲材料為研究對象,採用真空熱壓粉末冶金燒結工藝制備了含sic顆粒體積分數分別為5 、 15和25的sic顆粒增強鋁基復合材料,結合其力學性能、掃描電鏡和界面微區能譜分析結果,分析了sic _ p al復合材料的真空燒結過程中的界面現象,以及材料增強和斷裂機理,並利用hopkinson高速壓桿沖擊實驗系統對其從靜態到動態(應變率為3 . 3 10 ~ ( - 3 ) s ~ ( - 1 ) 5 . 2 10 ~ 3s ~ ( - 1 ) )的壓縮破壞響應進行了研究,分析了不同體積分數sic _ p al復合材料高應變率壓縮載荷下,材料的變形和微觀損傷機理,以及利用高速沖擊空氣炮測定了改復合材料制備剃度復合板的穿透性能。According to phenomena observed during total solar eclipse, it can be pointed out that the velocity of gravitational field wave is equal to the velocity of light in vacuo
摘要據日全食時的現象能夠得出:在真空中,引力波的傳播速度和光波的傳播速度相等。Using jgp560c magnetron sputtering equipment, cu / ag film are deposited on cd1 - xznxte substrate by dc magnetron sputtering in order to get the influences of the main experiments parameters such as sputtering power, gas flow, vacuum air pressure, magnetoelectricity power and substrate temperature on deposition rate of film, discovered that dc sputtering power is the most key factor influencing the deposition rate
在jgp560c型超高真空多功能磁控濺射鍍膜機上,採用直流磁控濺射法在cdznte晶體上制備出cu ag合金薄膜,揭示了氣體流量、直流濺射功率、勵磁電源功率、工作氣壓和襯底溫度等工藝參數對沉積速率的影響規律。結果表明濺射功率對沉積速率的影響最大,隨濺射功率的增大沉積速率快速增大。The increased speed simplifies the bec apparatus quite dramatically because the vacuum can have 100 times as much residual gas in it
速度的增加可以大為簡化bec儀器,因為這時真空里殘留的氣體量可以多100倍。Three bell laboratories scientists invented this device, which was faster, smaller, more reliable and consumed less energy than vacuum - tube technology
貝爾實驗室的三位科學家發明了這項速度快、體積小、更加可靠,並且比真空管大大節能的新技術。It is found that if the cavity dissipation is losses and the reservoir is in vacuum, the quantum nonlocality appears periodically. when the cavity dissipation and the average photon number of the reservoir are taken into account, the initial quantum nonlocality will be lost. the rapidity of the loss of the initial quantum nonlocality depends on the amplitude of the initial field, the average photon number n and the cavity damping constant k
結果表明,如果腔場無損耗且處于真空庫,則量子態周期性地顯現出一定的非局域性;如果考慮到腔場的損耗和熱庫的平均光子數,那麼,量子態將會喪失它初始的非局域性,初始量子非局域性喪失的速度與初始腔場的幅度、腔的衰減系數以及熱庫的平均光子數有關,場越強、平均光子數和衰減系數越大,量子非局域性喪失得就越快。Measure of vacuum and safety protection in electrostatic accelerator
靜電加速器真空度的檢測與安全防護C is the same for all kinds of em waves in vacuum c 299792450m s
所有電磁波在真空中皆以同一速度傳播Rotary print, special vacuum design, vacuum fast speed double side plate setting high production efficiency
旋轉式曬版:特殊真空吸氣、速度快、雙面裝版、生產效效高。Because of drying in vacuum, it has high speed under low temperature, its dry speed has raise 2 times, save sources, and the heat efficiency is high, especially adapt to material which is heat sensitive and easy oxidized
由於是在真空下乾燥,在較低溫度下有較高速率,比一般乾燥設備速度提高2倍,節約能源,熱利用率高,特別適合熱敏性物料和易氧化物料的乾燥。When a constant vacuum is maintained, increasing the temperature can also speed up the drying process
當真空度恆定,提高加熱溫度,能加快乾燥速率。This machine is main used for tian di s box s paperhanging, accompany with vacuum pump artomatic absorbing the inside box, there are two kinds of pressing equipment, this equipment use brush addhere paper to inside box, the whole processing is fast than hand paperhanging, it is a revoution of making box by manmade
此機臺主要針對天地盒的裝裱成型,配置進口真空,自動吸風吸住內盒,有腳踏和自動裝置控制下壓,利用走邊毛刷將粉紙整齊的表在內盒上,整個過程流暢、快捷大大提高了手工裝裱難度大速度慢的難題,是手工制盒的一次大革命。The tensile and compression experiment on bulk nanocrystalline ag prepared by igc method was carried on mt810 with different grain sizes and zwick 10tn2s machine at different strain rates under normal temperature respectively. the stain rate sensitivity m was found to be 0. 025, which was extremely lower than the ordinary values. also the work hardening exponent is very low
本文從用惰性氣體蒸發冷凝和真空原位壓結法( igc )制備得到的直徑80mm ,厚度7 . 6mm的大尺寸納米晶金屬ag樣品上切割得到符合力學實驗要求的拉伸和壓縮試樣,在mts810和zwick精密力學測試機上分別精確測定了拉伸和壓縮應力?應變曲線與晶粒尺寸和應變速率的關系。In order to search after its applying to expressway roadbed improvement, this paper studied consolidation characteristic and distortion law hi soft soil under positive and negative action, introducing parse explain and numerical calculation theory. additionally, based on locale experimentation, the design and construction method of vhlcp was implemented and its reinforce effect and economical character was estimated. testing indicated that the groundwork ' s intensity have increased 97 %, silt soil have vanished and outlay have saved 39 %
根據現場試驗,確定了適合於高速公路工程要求的真空堆載聯合預壓的設計和施工方法,並分析評價了其加固效果和經濟性,試驗表明:應用真空堆載聯合預壓后,地基強度平均提高了97 ,地基中淤泥質土已消失;與粉噴樁加固地基相比,節省經費39 。Liquid helium cryocondensation pump has great advantages in large pumping speed, working pressure range and high ultimate pressure, etc. it ' s more excellent than any other vacuum pump. it can meet the vacuum requirement of nbi and can improve the transportation efficiency. the development of neutral beam injection ( nbi ) system in the world, the structure of nbi system used on the ht - 7 device of asipp was introduced in the thesis
液氦低溫冷凝泵是利用低溫面對氣體有強吸附能力的原理,實現抽氣的真空獲得設備,它具有抽速大、工作壓強范圍寬、極限真空度高等一系列優點,是普通真空設備無法比擬的,作為中性束注入系統的主抽泵,它能滿足中性束注入系統對大抽速的要求,提高中性束的傳輸效率。Double - stage high - speed vacuum ; quick, high efficiency remove water vapor in oil to enhance dryness level, breakdown voltage, one time filtration effort and reduce oil treatment period
雙級高真空大抽速能快速高效的去除油中的水汽,使油的乾燥程度擊穿電壓值一次性過濾效果都大大提高,縮短油處理工期。Increasing both vacuum and heating temperature will speed up drying process significantly
既提高真空度,又提高加熱溫度,則大大加快乾燥速率。The x - ray diffraction, scanning electronic microscope and the squid were used to characterize the properties of the mgb2 core in mgb2 / fe tapes and wires. the effect of the proportion of mg, b and sic as well as the sintering parameters on the phase formation, microstructure and the critical current densities of mgb2 / fe tapes and wires was discussed in details. the results showed that the high purity of mgb2 core could be synthesized by both the traditional vacuum sintering and the sparking plasma sintering and the vacuum sintering environment restrained the oxidation of mg effectively
相對于傳統真空燒結, sps燒結方式成相速度快、樣品晶粒細小均勻、 mgb2超導芯緻密性好、晶間連接優良,因而sps燒結樣品的臨界電流密度明顯高於傳統真空燒結樣品,其中未摻雜的帶材樣品經過sps800 , 15分鐘燒結后,自場下的臨界電流密度jc值在10k時達到8 . 64 105a / cm2 ,而且隨著測量溫度和外加磁場的增加, sps燒結樣品的臨界電流密度下降率比傳統真空燒結樣品緩慢,在20k ,自場時為5 . 97 105a / cm2 , 20k , 3t時,臨界電流密度值仍大於104a / cm2 。Vacuum technology. vapour vacuum pumps. measurement of the volume rate of flow pumping speed
真空技術.蒸氣真空泵.體積流量泵的抽氣速度的測定分享友人