降低溫度 的英文怎麼說

中文拼音 [jiàngdīwēndù]
降低溫度 英文
reduced temperature
  • 降 : 降動詞1. （投降） surrender; capitulate 2. （降伏） subdue; vanquish; tame
  • 溫 : Ⅰ形容詞（不冷不熱） warm; lukewarm; hot; gentle; mild Ⅱ名詞1 （溫度） temperature 2 （瘟） acute ...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 降低 : reduce; cut down; abate; debase; drop; lower; lessening; reducing; reduction; depression; tarnish
  • 溫度 : [物理學] temperature
  1. 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，分析極端最高和極端最低溫度變化趨勢的空間分佈：北方地區極端最低溫度普遍上升，且幅度較大，是近年來暖冬盛行的一個數值化特徵；極端最高溫度在東部普遍下降，最低最高溫度變化具有不對稱性。
  2. Effects of diverse environmental factors on the growth rate ( od4oo ) and nitrogenase activity ( ara ) of the strain w12 hi nitrogen - free culture were investigated in our experiments. the results implied that the strain w12 could easily adapt to different cultural conditions : it could use various carbon sources ( especially glucose, sucrose, malic acid, mannitol ), propagate quickly and fix nitrogen at a temperature range of 15 ? to 40 ? and at 25 - 35 ? for optimum, at a ph range of 4 to 8. 5, at a saline concentration range of 0. 01 % to 1. 5 % ; low nlv " concentration had little effect on its nitrogenase activity. ara could also be detected when it grow in the culture media with 5mmol / l ntv "

    W12菌株對環境因子的適應性研究：無氮培養條件下，測定溫度、碳源、酸堿度、滲透壓對w12生長及固氮能力的影響，結果表明，在15 - 40下均能生長並表達固氮酶活性，其最適生長及固氮的溫度為25 - 35 ；能利用葡萄糖、蔗糖、蘋果酸、甘露醇等多種碳源生長並固氮，當培養基中同時存在蔗糖和蘋果酸時，細菌生長和固氮活性最強；在偏酸和偏堿的條件下（ ph4 . 5 - 8 . 5 ）均能保持較強的生長勢和較高的固氮酶活性，並能通過調節自身代謝平衡並適應環境的酸、堿性變化，使培養液趨于中性：能耐受較高的滲透壓，培養液中卜、 5 naci濃度對其生長和固氮酶活性影響不大，當naci濃度升至2時，菌株的生長勢及固氮酶活性才有所下降：低濃度的鉸對其固氮酶活性影響不大，在0
  3. Various attempts have been made to study the effect of electrochemical polymerization processes including temperature, electrolyte composition and the deposited location on the strength and brittle - tough properties. by the mechanical measurement and testing, we found, compared with the mixed electrolyte composition of isopropyl alcohol ( ipa ) + 5 % boron trifluoride diethyl etherate ( bfee ) + 5 % polyethylene glycol ( peg ), the better mechanical properties of conducting ppy films were given by the mixed electrolyte compositon of ipa + 5 % bfee + 5 % deg

    結果發現，當添加劑peg的濃度不變時，改變bfee的濃度可以改變薄膜材料的性能，其中以30的bfee濃度為最佳；當固定電解液中bfee濃度不變時，改變添加劑的濃度對制備的薄膜性能參數影響不明顯，但以peg100為臨界；降低溫度，可以使薄膜生長減緩，有利於得到性能更好的薄膜。
  4. In the last compartment the temperature is increased to lower the moisture.

    在最後一個間室里，為了使濕度降低，溫度需升高。
  5. Two coloured indices are fitted up inside the capillaries on either side of a u - tube. when the temperature falls, the index will keep still, therby indicating maximum and minimum temperatures

    在溫度管左右毛細孔內各裝有1枚指示針。當溫度上升時，指示針受水銀柱推動而上升；溫度下降時，指示針不受影響，可停留在原點，從而指示出最高或最低溫度。
  6. Of the currently available coolers for electronic products with a high heat flux, microchannel heat sinks have been proved to be able to provide the best heat transfer performance and are one of the most promising coolers. the manifold microchannel ( mmc ) heat sink has many advantages such as low thermal resistance, compact structure, little amount of coolant, low flow rate, uniform temperature distribution along the flow direction and many others, so it is able to provide the best heat transfer performance : lowering the maxmal temperature and the temperature difference

    在目前高熱通量電子產品冷卻器中，微通道熱沉已被證實是傳熱性能最佳且最具應用潛力的冷卻方式之一，而歧管式微通道熱沉因具有低熱阻、結構緊湊、所需冷卻液量小、沿流動方向溫度分佈均勻等優點則成為減小電子元器件換熱表面最高溫度、降低溫度變化的一種有效方法。
  7. In addition, the model of interaction of water and temperature between field water vaporization and soil water storage, temperature and millet weight is gotten by field trial. 2. the ammonia volatilizing of fertilizer is suit to the dynamic equation as y = a + bt, the coefficients in the equation are related to the kind of fertilizer, temperature and water content of soil, and the dynamic equation about ammonia volatilization including water and temperature and the is developed

    肥料氨累積揮發量符合零級反應動力學方程y = a + bt ，方程中系數與肥料種類、溫度和土壤含水量有關，碳銨a 、 b值均比硫酸銨高，土壤含水量增大， a 、 b值降低，溫度升高， a 、 b值增大，並由此得到含溫度或土壤濕度因子的肥料氨揮發動力學方程，並建立了含水、熱因子的肥料氨揮發水熱耦合效應動力學方程。
  8. Test results show that that the breakcown voltage and heat distortion temperature the encapsulating materials of epoxy resin with hgh are famously improved, but the the addition of hgh, the viscosities of the epoxy resin - hgh system is higher compared with that of the others and the encapsulating process is effected. nano - sio2 improves the mechanical properties of encapsulating materials of epoxy resin, impact strength reaches 27. 64kj / m2 from 13. 95 kj / m2, flexural strength reaches 136. 68mpa from64. 95 mpa. by addition of the montmorillonite, glass transition temperature and heat distortion temperature of the encapsulating materials are 13. 2 and 16 higher than that of epoxy re

    結果表明，活性硅微粉對環氧灌封材料的熱變形溫度和電學性能提高較為顯著，尤其在浸水后，電學性能降低幅度很小，西北工業大學碩士學位論文但活性硅微粉用量較大，材料的工藝性能明顯降低;納米5102對環氧灌封材料具有顯著的增強和增韌作用，沖擊強度、彎曲強度由原來的13 . 95kj / mz和64 . 95mpa分別提高到27 . 64kjzm2和136 . 68mpa 。
  9. Shorten melt residence time and melt temperature

    縮短熔化駐留時間和降低溫度
  10. Raising temperature enhanced the activities of bkca channels, meanwhile decreased temperature had opposite change

    （二）升高溫度增強該通道的活性，降低溫度則使其活性減弱。
  11. When the alioa content is increasing, the hardness of composites are also increasing and the temperature at which the hardness obviously reducing are increasing too

    隨著aizo 。含量的提高，復合材料的硬度越高，高溫退火后的硬度明顯降低溫度點也越高。
  12. 5. after high temperature annealing the hardness of the composites did not reduced obviously until 973k, this temperature greatly exceeds that of pure copper ( after cold machining, the temperature is 423k )

    本文制備的材料經高溫退火后的硬度明顯降低溫度點為973k ，大大超過了純銅（冷加工態）的423k ，而且熱穩定性能較好。
  13. The paper studies the mechanism of the monitoring system and gives it ' s structure. considering the practice, the software is compiled which is based on win98 dll and used to control the sample and disposing data

    提出了微水含量在線監測系統的工作原理及實施方案，設計了系統的整體硬體結構以提高測量的準確度和穩定度並降低溫度的影響和雜散干擾。
  14. The experiment result shows that the operating conditions have a significant effect upon the chromium content, and it increased with the raise of current density and ph value, but decrease with the temperature raise of the bath

    溫度、 ph值、陰極電流密度對鍍層中鉻含量的影響較大。試驗結果表明：降低溫度、提高ph值和陰極電流密度有利於提高鍍層的含鉻量。
  15. Based on the daily surface air temperature data from 200 stations and daily precipitation data th from 739 stations during the second half of the 20 century, schemes for analyzing climate extremes were designed mainly according to percentiles of a non - parametric distribution and the gross errors in the daily data were removed based on a newly designed quality control procedure. the spatial and temporal characteristics of change of climate extremes over china were studied, the major conclusions are summarized as : th 1. slight decrease trends were found for the 95 percentiles of daily maximum temperatures during summer, but larger increase trends were revealed for the 5th percentiles of daily minimum temperatures during winter, especially in northern china

    本文利用中國20世紀後半葉較為完整的逐日溫度和降水觀測資料，設計了嚴格的資料質量控制方法，以統計上的邊緣分佈的客觀定義為主要依據，確定了極端溫度和降水事件，研究揭示了近50年中國極端氣候事件變化的規律，得到以下主要結果： 1 .全國最高溫度的極端高值略趨下降；最低溫度的極端低值升溫趨勢顯著，這種增溫在冬季、在北方最顯著。
  16. The traditional bandgap reference circuit was improved in the design, which includes the applying of self - bias structure and cascode structure, output of the opamp was used as self - bias voltage, saving bias circuit, and then it was helpful to get low power consumption. through using poly resistance of high value with low temperature coefficient, we reduced the influnce to circuit, if power supply did not change, we must decrease operating current to decrease power consumption, and increasing value of resistor could decrease the operating current efficiently. poly resistance of high value had large value of squared resistor, so we could save layout area

    對傳統帶隙基準電路進行了改進設計，採用自偏置結構和鏡像電流鏡結構，利用運放的輸出電壓作為運放的偏置電壓，節省了偏置電路，降低了功耗;使用低溫度系數的多晶硅高值電阻，降低了電阻溫漂對電路的影響;在電源電壓不變的情況下，為了減小功耗就必須減小工作電流，而增大電阻的阻值能有效地減小工作電流，多晶硅高值電阻的方塊電阻很大，可以節省版圖面積。
  17. The seemingly mcnt content in pt can be controlled by repeating the coatings of the film and increasing the mcnt doped concentration of the sol. the heterogeneous nucleation at the interface between mcnt and pt was induced by the doption of mcnt. the films which were calcined at 500 ? had formed perovskite and large crystal content, means that perovskite formed at the lower temperature, in conclusion, the crystalline ability of pt was improved by the doption of tb and mcnt

    納米碳管的引入，使得體系在納米碳管和pt之間的界面產生非均態核化，隨pt薄膜成核勢壘的降低，摻納米碳管的pt薄膜在較低溫度下即可形成鈣鈦礦相，在500的較低溫度，就可獲得結晶完整且己具有很大結晶量的薄膜。
  18. Tunnel vault and the surface of the side wall, play a firing prevention and heat insulation protecting roles, prevent the armored concrete reducing its intensity when the temperature rapidly heating up because of fire, avoid the tunnel from exploding and protect effectively the lining reinforcing steel bar not to lose supporting capacity so as to avoid the tunnel collapsing

    隧道防火塗料塗噴在隧道內的拱頂和側壁的表面，起防火隔熱保護作用，防止隧道內鋼筋混凝土在火災中迅速升溫而降低強度，避免混凝土炸裂、有效保護襯內鋼筋不會失去支撐能力而避免隧道垮塌。
  19. During far northern winters, the salty water arriving from the south becomes cold and dense enough to sink east and west of greenland, after which it migrates southward along the seafloor

    冬季期間，來自南方的鹽水流到遙遠北方后溫度降低，密度上升到足以在格陵蘭東西兩岸下沉，再順著海床流向南方。
  20. The mixture of tungsten and graphite powders would tranform into solid solution by ball milling for little time, and wc with high purity was obtained by treatment at a lower temperature. the milling time, producing energy and the disadvantage of contamination was reduced, which is favorable for the future application in the manufacture of tungsten carbide

    W 、 c粉體經過短時間球磨形成固溶體后，較低溫度下退火就可以得到純度很高的wc ，可以大大縮短球磨時間，從而避免了過渡的污染而且降低了能耗，具有工業實際應用前景。
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