極低溫 的英文怎麼說

中文拼音 [wēn]
極低溫 英文
cryogenic temperature
  • : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • : Ⅰ形容詞(不冷不熱) warm; lukewarm; hot; gentle; mild Ⅱ名詞1 (溫度) temperature 2 (瘟) acute ...
  1. The metallic mineral has very few content ( 1 % - 2 % ), the mineral of ore is mainly of pyrite, chalcopyrite, limonite, aurum and electrum etc. the gangue mineral is composed of chalcedony, micro grained quartz, calsite, sericite, adularia, aragonite, chlorite, laumontite, pyrophyuite, kaolinite and so on, which show the typical mineral assemblage of epithermal

    礦石為典型少硫化物型,金屬礦物含量少( 1 - 2 ) ,主要有黃鐵礦、黃銅礦、褐鐵礦和自然金、銀金礦等。主要脈石礦物有玉髓、微粒石英以及方解石、絹雲母、冰長石、文石、綠泥石、濁沸石、葉臘石、高嶺石等,屬典型礦物組合。
  2. It can germinate at 0 ? and develop at 3 - 5 c even suffer from chilliness of - 21 c. at the fifth or sixth year, it ablooms at july, fruits at august or september. when the seeds are scattered by wind, the plant turn to death

    其自然生長環境的土壤偏酸性,有機質含量,氣候多變,最高月平均度3 5 ,最月平均- 19 - 21 ,年降水量800mm ,無霜期僅有50d左右。
  3. Before repairing, basing on the actual working condition, concerning the weldability, stress and deformation issues, the scheme of the cold welding technology whose essential being gtaw, low temperature preheating, postweld hammer the welded seam was established

    修理前,圍繞兼顧解決焊接性、應力和變形問題,結合實際施工條件制定了以手工鎢氬弧焊、鎳基焊絲、焊前預熱、焊后錘擊焊縫為要素的冷堆焊工藝。
  4. To research in the area of liquid helium cryopump used in nbi system is meaningful for obtaining better beam transportation efficiency. physical parameters and experience were obtained which is very useful in developing even larger cryopump

    開展中性束注入系統液氦冷凝泵的相關研究,對獲得優良的束傳輸效率,具有積的意義;並為以後開發更大抽速的泵及相關應用積累了豐富的物理參數和經驗。
  5. At first, analysis of extreme temperature ' s spatial distribution of variety trend shows that the minimum temperature in the north are going up while the maximal temperature in east china declining widely, which is a numerical characteristics of prevailing warmer - winter in recent years. so the change of minimum and maximal temperature are dissymmetrical

    首先從總體上,分析端最高和端最度變化趨勢的空間分佈:北方地區端最度普遍上升,且幅度較大,是近年來暖冬盛行的一個數值化特徵;端最高度在東部普遍下降,最最高度變化具有不對稱性。
  6. Extreme winter cold is the main hazard in this area.

    冬季是本區主要的危險。
  7. Effect of lanthanum on low temperature brittleness of zinc anodes ribbon

    鑭對鋅陽脆性的影響
  8. Liquid helium is inert, colorless, odorless, noncorrosive, extremely cold, and nonflammable. helium will not react with other elements or compounds under ordinary conditions

    液態氦不活潑,無色,無嗅,無腐蝕性,,不可燃。氦一般情況下不同其它元素或化合物反應。
  9. Superconducting material is used, for example, in magnetic resonance imaging for medical examinations and particle accelerators in physics

    超導電性和超流動性是在狀態下發生的2種現象。
  10. Phylogenetic diversity and cold - adaptive hydrolytic enzymes of culturable psychrophilic bacteria associated with sea ice from high latitude ocean, arctic

    高維度海域海冰嗜冷菌系統發育多樣性及其水解酶分析
  11. It could play an important role in the evolution of " warm pool " area. more than 300 pure psychrophilic and psychro - tolerant bacteria were isolated from environmental samples

    對深海沉積物和地環境樣品進行了微生物的分離和培養,得到了300多株嗜(耐)冷細菌,並對其進行了生長特性的分析。
  12. Zno varistors have been widely used in electronic and electrical power devices and systems because of excellent nonlinear v - i characteristics and high absorbance of electric current surges. with the smt ( surface mounted technology ) development, traditional zno varistors can not meet the multilayer thin films lamination structure nappe varistor ceramics and metal electrode low temperature co - fire need. however, the best character of zno - v2o5 varistor can sinter in common furnace during lower temperature ( 900 ), not only settling the problem relate to upon, but also saving energy sources

    Zno壓敏電阻因其優異的v ? i非線性和較高的浪涌吸收能力而廣泛應用在電子、電力設備系統上。然而,隨著表面貼裝技術( smt )的發展,傳統的zno壓敏陶瓷不能滿足多層膜獨石結構疊層壓敏電阻元件陶瓷與金屬電極低溫共燒的需要。而zno ? v2o5系壓敏陶瓷的最大優點是能用普通燒結爐在較度( 900 )下燒結,不僅解決了以上問題,還大大節約了能源。
  13. Some novel results are obtained, which will not only provide some theoretical bases for the optimal design and performance improvement of real thermodynamic cyclic equipments such as ferroelectric refrigerators, magnetic refrigerators and gas heat engines but also promote the development of new fields such as gas refrigerators for ultra - low temperature applications, molecule refrigerators and laser refrigeration technologies

    這些結論將對鐵電製冷機、磁製冷機、氣體熱機等實際的熱力學循環裝置的優化設計或性能改善提供理論指導,對極低溫下的氣體製冷機、分子製冷機和激光製冷技術等新領域也將所啟發和促進。
  14. In 1982 professor tsui discovered the remarkable fractional quantum hall effect in his experimental studies of electrons in high - mobility semiconductor heterostructures placed in strong magnetic fields at very low temperatures. professor tsui and his co - workers found unanticipated plateaus in the hall conductivity, characterized by fractional quantum numbers, in contrast to the integral quantum hall effect discovered two years earlier

    崔琦教授於一九八二年發現限制在平面上運動的電子系統在強磁場、極低溫的條件下,形成一種奇異的量子液體,它的準粒子元激發具有分數電荷,遂呈現所謂分數量子霍爾效應。
  15. By using the general expression of the magnetization of a ferromagnetic material, the thermodynamic properties of t

    這將對極低溫下的氣體製冷機的研製提供理論依據。
  16. It is unaffected by either the extreme temperatures or the tough conditions of use in agriculture

    此傳感器既可以不受極低溫度的影響,又能夠經得住農業中的嚴酷環境。
  17. Extreme hot or cold temperatures may affect the ability of air bags to provide adequate product protection

    極低溫會影響氣袋效能,以致無法提供合適的產品保護。
  18. Mineral insulating oils - determination of kinematic viscosity at very low temperatures iec 61868 : 1998 ; german version en 61868 : 1999

    礦物絕緣油.在極低溫度下運動粘稠度的測定
  19. Chart industries vacuum insulated pipe systems are designed for the transfer of cryogenic liquids at extremely cold temperatures needed for flash freezing, aerospace applications, super conducting research, liquid nitrogen fogging for special effects, and many more applications

    查特真空絕熱管道系統的設計是為需極低溫度深冷液體應用:冷凍,航空,超導研究,用液氮產生特殊效果的煙霧,及其它各種用途。
  20. If we consider the whole cereal plant as two parts, leaves and non - leaf organs, then it could be proposed that improvement of wheat yields can be obtained by improving the partitioning of assimilates of non - leaf organs ( frey - wyssling et al, 1959 ; sharma - natu et al, 1994 ). although structure and function of leaves received considerable attention, those of non - leaf organs are poorly documented

    本論文以小麥、水稻等幾種重要經濟作物為材料,應用透射電鏡、掃描電鏡、激光共聚焦顯微鏡以及氧電熒光等生理技術手段,對作物非葉器官的結構和主要生理特性進行了較全面和系統的研究。
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