真空速 的英文怎麼說
中文拼音 [zhēnkōngsù]
真空速
英文
airspeed , true-
Some of them are of advanced ones, such as 5 - face grinding machine, electronic beam perforator, vacuum brazing equipment, curvic coupling grinding machine, controlled atmospheric quenching over, 4 - axis and 5 - axis nc milling machines, equipment for multi - component impregnation, heavy - duty grinder and high speed broacher, etc
擁有先進的五面磨床電子束打孔真空釬焊圓弧端磨可控氣氛淬火爐和四軸五軸數控銑床以及多元共滲強力磨削快速拉削等一批先進加工設備。Not need heating, pumping, high - speed centrifugation, low operation fee
不需要加熱抽真空和高速離心，能耗低，運行費用低。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The extruders drived by d. c motor with a thyristro to stepless regulate. it also equipped with the over - load prtection and stoppage alsrmingsystem. the screws core and the outside of barrels are cooled by the circulation of oil, ther fuctions include vacuum venting and forced feeding
本機採用直流電機，可近期硅無級調速，沒有過載保護和故障報警、螺桿芯部油循環恆溫、機筒油冷卻，並裝有真空排氣管裝置和定量喂料裝置。In a vacuum, gamma rays travel in straight lines with the speed of light.
真空中，射線以光速沿直線前進。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。Experimental study on hypervelocity flyer driven by strong detonation at low vacuum conditions
低真空條件下炸藥強爆轟驅動超高速飛片實驗研究The guest rooms are well equipped with facilities such as idd telephone, broad band access, separate bathroom and down pillows and quilts. the hotel has self - helping service centre, with internet access, reading bar, automat, cold hot drinks, microwave oven, ice machine, mini chat zone, gym, private secretary, copy, typing, travel consultant, air train tickets booking, parking and hairdressing services
真空玻璃，隔音效果顯著，保證室內溫控冷暖空調，單獨室溫調節裝置直撥國際國內電話寬頻介面， 100兆網速，免費上網單獨衛生間， 24小時熱水供應，淋浴槽，完整盥洗用品，吹風機電熱水瓶，備茶叫醒服務房間內可收視衛星及有線電視節目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。While descending to 3000 feet, a barge swan shot past smashed the pilot tube ( pilot head ), air speed indicator out of order
在下降到3000英尺的過程中，一隻大天鵝很快越過，撞壞了空速管。真空速表失效。With the rapid development of the semiconductor technology, large of the vacuum electronic device has replaced by the semiconductor element from the middle period of the last century. however, the vacuum electronic device owns tremendous prepotency in the exceed - high frequency and wide frequency band and high power field, especially in the exceed - high power field. the complexion won ’ t be changed for a long period
自上世紀中後期開始，隨著半導體技術的飛速發展，許多真空電子器件逐步被半導體器件取代，但是，在超高頻、寬頻帶、大功率，尤其是超大功率領域，真空電子器件在技術和經濟方面至今仍擁有巨大的優勢，而且在今後相當長的時期內，這種局面也不會改變。From the middle - later period of the last century, with the rapid development of the semiconductor technology, large of the vacuum electronic device was replaced by the semiconductor element. however, the vacuum electronic device owns tremendous prepotency in the exceed - high frequency and high power field. this complexion won ’ t be changed for a long period
自上世紀中後期開始，隨著半導體技術的飛速發展，許多真空電子器件逐步被其取代，但是，在超高頻、寬頻帶、大功率，尤其是超大功率領域，真空電子器件在技術和經濟方面至今仍擁有巨大的優勢，而且在今後相當長的時期內，這種局面也不會改變。Spurred on by rather unappetizing u. s. battlefield food known as meals ready to eat, scientists at the army soldier systems center in massachusetts have devised a vacuum - sealed sandwich that stays edible for up to three years
由於以往美國前線上供應的"速食食品"實在難以下咽，於是位於馬薩諸塞州的"軍隊戰士中心"發明了一種真空包裝的三明治，這種三明治的保質期可以長達3年。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。Suction molding thermoforming high speed automatic vacuum packing machine - model zxbz
吸塑熱成型高速全自動真空包裝機型號zxbzSuction molding suction molding thermoforming high speed automatic vacuum packing machine - model zxbz
吸塑熱成型高速全自動真空包裝機型號zxbzSpeedy calculation of critical speed of vacuum pump
真空泵臨界轉速的快速計算The vacuum pump quickly cools the firing chamber
使用真空泵可以使焙燒室迅速冷卻。Tiv thermactor idle vacuum valve
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