真空環境 的英文怎麼說

中文拼音 [zhēnkōnghuánjìng]
真空環境 英文
vacuum environment
  • 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...
  • 環 : Ⅰ名詞1 （環子） ring; hoop 2 （環節） link 3 （姓氏） a surname Ⅱ動詞（圍繞） surround; encircle;...
  • 境 : 名詞1 （疆界; 邊界） border; boundary 2 （地方; 區域） place; area; territory 3 （境況; 境地） co...
  • 真空 : [物理學] vacuum; empty space; vacuo
  • 環境 : environment; surroundings; circumstances; ambient; closeness; ambience; ambiance; atmosphere
  1. Test method for total mass loss and collected volatile condensable materials from outgassing in a vacuum environment

    在真空環境中除氣作用引起的總物質損失及收集到的揮發性可凝聚物的試驗方法
  2. The ground tests of inflatable structures can hardly reflect real work environment in space because of the effect of gravity and atmospheric pressure. and tiny gravity and vacuum can hardly be satisfied at the same time. moreover, the cost of space testing is prohibitive expensive

    空間充氣展開結構的空間實驗花費往往極為昂貴，而由於重力和大氣壓力的影響，充氣結構的地面實驗又很難模擬實際空間工作環境，微重力和真空環境也很難在較大空間內同時實現。
  3. The working principle of liquid helium cryocondensation pump is strong absorptive force between 4. 2k cryogenic surface and gas molecules. the pump has great advantage in large instant pumping speed under high gas load, large working pressure range, high & neat ultimate vacuum

    利用4 . 2k低溫面對氣體的物理吸附機制實現高氣載下瞬時大抽速的液氦低溫冷凝泵，具有工作壓強范圍寬、能獲得清潔真空環境的特點。
  4. 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

    試驗結果表明，超聲電機可以在真空環境下工作，但性能較常態環境下有所變化，其空載轉速明顯下降，堵轉力矩有所增大。
  5. In this thesis, the mechanism analysis and numerical simulation on the coupling flow field of microwave plasma within resonant cavity of mpt was discussed and the subsystem of small thrust measurement as well as the vacuum experimental study of mpt were completed

    在航天飛行器上有廣闊的應用前景。本論文對mpt微波等離子體耦合流場進行了機理分析和數值模擬，建立了mpt的小推力測量系統，協同進行了mpt真空環境實驗研究。
  6. Design and fabrication of the broadband infrared antireflection coating on pbmoo4 single crystal in vacuum are explored theoretically and experimentally

    本文從理論和實驗兩個方面討論了鉬酸鉛晶體表面的寬帶紅外增透膜的設計以及其在真空環境中的制備。
  7. With the testing system, the mechanical load is applied and the relationship between the mechanical load and the revolution speed of the ultrasonic motor is studied under the vacuum condition

    通過該裝置實現了對超聲電機負載力矩的施加以及在真空環境下對超聲電機轉速、轉矩的測量。
  8. Electron beam welding is an advanced welding technology, which fusing metal with heat energy which caused by convergent high speed electron stream bombarding joint of work pieces

    電子束焊接是一種在真空環境下，利用匯聚的高速電子流轟擊工件接縫處產生的熱能，使被焊金屬熔合的焊接方法。
  9. In this paper, the vacuum thermo - cycling effects and vacuum ultraviolet effects on space inflatable structural materials were analyzed based on a thorough survey over the studies done through flight tests, ground simulation experiments and theoretical research. the main contents of this thesis are as follows : the performance damage effects of thermo - cycling on space inflatable structural fabric carbon fiber reinforced epoxy laminates ( cf / ep ), aluminized kapton ( al / kapton ) films which used as reflector of space inflatable antenna were investigated by a temperature range of - 120 120 with the vacuum degree 10 - 5 pa which conducted with space environment ground - based simulation facility

    本文在對國內外飛行試驗、地面模擬試驗以及理論研究等所取得的成果調研的基礎上，針對空間充氣結構材料進行地面模擬真空熱循環與真空紫外輻照的研究工作:利用真空熱循環地面模擬試驗機研究了真空環境（ 10 - 5pa ）中- 120 120的熱循環條件下空間充氣支撐結構織物碳纖維增強環氧樹脂（ cf / ep ）層合材料、空間充氣展開天線反射面鍍鋁聚酰亞胺（ al / kapton ）薄膜的空間環境效應。
  10. When an engine works under the vacuum condition. so existing experimental products can be proof - tested by it and all test results obtained will be used for reference for the aero craft. accordingly, the technology studied in the thesis is quite significative to improve the efficiency of the engines of space propulsion system, economize limited resources on the spacecrafts, and prolong their lives

    其目的是建立一個能滿足小推力液體火箭發動機動態推力測試的系統，以便能夠根據空間推進系統對發動機越來越高的工作性能要求，真實有效地反映發動機在真空環境下的工作狀態等，對已經設計和生產出的發動機在高空模擬條件下進行實際測試，從而提供發動機的動態性能指標，為發動機的定型提供試驗數據和依據。
  11. This paper presented a testing system to study the driving performance of ultrasonic motors under vacuum condition

    摘要為了研究超聲電機在真空環境下的驅動行為，設計了一套測試裝置。
  12. Our business scope includes research, development, design and production of following products : vacuum and high pressure equipment for environmental cleaning, parking and revenue control systems, vehicle emergency lights and sirens, audible and visual signaling, lighting, cable connectors, plugs and receptacles used for mining ; sale of the self - produced products ; and provision of technical service and technical consulting

    經營范圍為高壓及真空環境清潔設備，停車場電子收費系統設備，車用警燈和警報器，可視和可聽的信號燈和報警設備，礦用燈具、連接器、插頭和插座的研究、開發、設計、生產；銷售自產產品以及提供配套服務；技術服務和技術咨詢。
  13. The synthesis of a single - crystal, ultra - long, uniform lead oxide nanowires were observed in a high vacuum chamber with the electron beam bombard in the tb doped pt thin films derived from sol - gel process

    在高真空環境中用高能量電子束對pt t薄膜進行蒸發這種全新的方法，制備出直徑在6 60nxn之間、長徑比高達100的筆直pbo單晶納米線。
  14. The vacuum pump is used to provide a vacuum environment for the freezing - drying cabinet and the condensers so as to enable the moisture in the materials to sublimate in the vacuum

    真空泵的作用是給凍干箱和冷凝器提供一個真空環境，使物料的水份可以在真空下進行升華。
  15. 5. experimental study on start - up, steady work and performance of mpt were completed first time in china. the performance curves of mpt were obtained and the influence of parameters such as microwave power, gas flux, etc. on performance was studied

    在國內首次進行了mpt真空環境啟動、穩定工作特性和性能實驗，測取了mpt的性能參數曲線，研究了微波功率、工質氣體流量等參數對mpt性能的影響。
  16. Cast ceramic mold under vacuum

    在真空環境下倒陶瓷模。
  17. Provide a clean vacuum and won ' t contaminate your system

    提供了一個潔凈的真空環境，不會對系統產生污染。
  18. The effect of the anneal surroundings on the performance of the films is very prominent

    熱處理環境對薄膜的性能的影響相當重要，真空環境是最理想的。
  19. A ppt test set has been made, and a measurement system of ppt ' s electric properties ( voltage and discharge current ), isp and thrust has been established. measurement of electric properties of the ppt and its isp, thrust has been carried out

    通過大量的研究工作，製造了脈沖等離子體推力器樣機，設計並建立了地面真空環境下對于樣機的放電參數（電壓、電流變化）以及推力、比沖的測量環境，並對所研製的樣機進行了電參數和比沖及推力的測量。
  20. Testing research specifies that mpt can reliably start up for ar, he, n2, h2, and air under the vacuum condition, and that ignition is easiest with ar, than with n2, and most difficult with he

    實驗研究表明，在真空環境下，對于推進劑工質ar 、 he 、 n _ 2 、 h _ 2和空氣啟動可靠。 ar最容易啟動， n _ 2次之， he最難；微波功率越大，越容易啟動；並且在一定真空度范圍內最容易啟動。
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