using temperature range 中文意思是什麼

using temperature range 解釋
使用溫度范圍
  • temperature : n. 1. 溫度,氣溫。2. 體溫。3. 〈口語〉發燒,高燒。
  • range : vt 1 排列;整理(頭發等)。2 使歸類[班、行、隊];把…分類。3 〈用被動形或反身形〉加入,站住…的一邊...
  1. Using the digital pid control, the temperature can be controlled within the range of 300 ~ 500 with a precision of 1 and uninterrupted adjustability of temperature setting is realized

    通過採用數字pid控制,可使溫控精度在300 500 ~ c范圍內達到1 ,並可實現溫度設定值的連續可調。
  2. Results showed that by using straw and plastic film dual mulch in dry - cultivation of rice planting, both of the range of temperature difference and the loss of water in dry - cultivated field of rice were decreased, the soil structure was improved, the soil nutrient contents were increased, the ineffective tillers of rice plant were decreased, the growth and development stage were advanced, the filling stage was extended, the grain per ear and 1 000 grain weight were raised, the grain yield of rice increased obviously

    水稻秸稈+地膜二元覆蓋旱作栽培效應的研究結果表明,秸稈+地膜二元覆蓋旱作稻田土壤變溫幅度降低,水分散失減少,結構改善,養分積累增加;水稻無效分蘗減少,生育轉變提前,灌漿結實期延長,穗大粒多,千粒重高,增產效果顯著。
  3. Controlling temperature using scr system, the range of temperature difference controlling one centigrade, precisely controlling the thickness of sheet and flatness for the plasticizing process. adjusting the interspace of screw and pressing roll to adjust the sheet thickness, can control precisely the thickness. can select the grain roller from

    ,對塑化過程及板片厚薄平整度均能作到精確控制板片厚薄採用機筒螺桿與壓輥雙向調整,可精確控制其厚薄壓花輥從
  4. In this paper, the high - temperature low - cycle fatigue life and fatigue crack propagation life tests are carried on the cylindrical axial symmetry specimens having precrack or non - precrack with different types of notches of 16mnr steel in common use in the petrochemical industry contacting coke drum equipment, the stress / strain and the range of stress / strain of dangerous points are received through stress analysis of the specimens using finite element program under multi - axial stress state. at last, the equations of evaluating the high - temperature low - cycle fatigue life and the fatigue crack propagation life are found through using the least - square regression method

    本文採用無預裂紋和帶預裂紋環狀缺口圓柱形試樣,進行了石化焦炭塔設備常用材料16mnr多維應力狀態下不同缺口形式的高溫低周疲勞總壽命試驗及裂紋擴展壽命試驗,並利用有限元程序對試樣缺口周圍及裂紋尖端附近進行了軸對稱多維應力狀態下的應力、應變場分析,來評價材料不同條件下的高溫低周疲勞總壽命和裂紋擴展壽命,最後利用最小二乘回歸方法,得到了該材料高溫低周疲勞總壽命和裂紋擴展壽命評價方程。
  5. In this paper, the target radiate characteristics and waveband selection of the infrared system reviewed briefly ; the suppression of the stray radiation in the infrared sub - system is discussed ; the material selection, the support structure and optimization of the primary mirror in the infrared sub - system of the theodolite, every factor which will affect the surface figure of the mirror is discussed in detail and get the result that in the circumstance of shooting range, the primary factor which affects the surface figure of the mirror in the infrared sub - system is temperature changing, this ca n be resolved by using material of low expansion coefficient and using same material in the mirror and the mirror seat

    本文將對紅外系統的目標輻射特徵分析和波段選擇進行簡要回顧,討論紅外系統中雜散輻射的抑制,並詳盡分析經緯儀紅外光學系統設計中所涉及到的反射鏡的材料、支撐、結構和優化設計等問題,認真討論和分析影響主鏡的面形精度的各種可能因素。並指出:在靶場環境下影響經緯儀紅外分系統主鏡面形精度的主要原因是溫度的變化,這種情況可通過選擇低線膨脹系數的材料並且使鏡座和反射鏡採用相同的材料予以解決。
  6. The curie temperature of ferroelectric films is studied using spin - 1 / 2 transverse ising model with long - range interactions within the framework of an effective - field theory

    我們首先應用有效場理論,在橫場伊辛模型的框架內研究了贗自旋s = 1 / 2的具有長程相互作用的鐵電薄膜的相變性質。
  7. Using fiber grating to substitute traditional wavelength - selecting components, the 8nm tuning range is realized at a repetition frequency of 2. 5ghz. ( 5 ). the wavelength - tuning methods of an active mode - locked fiber laser using a ld as a modulator are researched, and two tuning methods including temperature tuning

    ( 4 )對主動鎖模光纖激光器的波長調節技術進行了研究,用光纖光柵代替傳統的波長選擇器件實現了主動鎖模光纖激光器的波長調諧,並獲得了波長連續調諧范圍達8nm 、重復頻率2 . 5ghz的穩定的光脈沖輸出。
  8. The driver has the quiescent current under 1 a and also has soft - start circuitry to limit inrush current flow at power up. the chip can be operated normally in the temperature range of - 40 to 85 according to the simulation results. the brightness of the white leds can be controlled by using a dc voltage or a pwm signal applied to the pin with a few external components added

    系統採用0 . 5 mcmos工藝;輸入電壓范圍為2 . 7v到5 . 5v ;在關閉狀態下消耗電流小於1 a ;具有軟啟動功能,可減小啟動過程中的浪涌電流;具有短路及過熱保護功能,工作溫度范圍為- 40至85 ; led亮度控制可以通過外加dc或pwm電壓信號和很少的外部元件實現。
  9. On - line monitoring of hvcb is the precondition of predicting maintenance, is the key element of reliable run, and is the important supplement to the traditional off - line preventive maintenance in fact, the faults are made by hvcb, no matter in number or in times, is over 60 % of total faults so it has determinative importance for improving the reliability of power supply and this can greatly decrease the capital waste used by - dating overhaul in this paper, the inspecting way of hvcb mechanism characteristic is discussed the concept of sub - circuit protector is presented, the scheme that we offered has been combined with sub - circuit integrality monitoring theory, to ensure that it has the two functions as a whole according the shut - off times at rated short circuit given by hvcb manufacturer, the electricity longevity loss can be calculated in each operation, and the remained longevity can be forecast too an indirect way for calculating main touch ' s temperature by using breaker shell temperature, air circumference temperature and breaker ' s heat resistance is improved in this paper, and main touch resistance can be calculated if providing the load current msp430, a new single chip microcomputer made by ti company, is engaged to develop the hardware system of the on - line monitoring device, and special problem brought by the lower supply voltage range of this chip is considered fully

    高壓斷路器所造成的事故無論是在次數,還是在事故所造成的停電時間上都占據總量60以上。因此,及時了解斷路器的工作狀態對提高供電可靠性有決定性意義;並可以大大減少盲目定期檢修帶來的資金浪費。本文論述了斷路器機械特性參數監測方法;提出了二次迴路保護器的概念,並將跳、合閘線圈完整性監視和二次迴路保護結合起來,給出具有完整性監視功能的二次迴路保護器實現方案;根據斷路器生產廠家提供的斷路器額定短路電流分斷次數,計算每次分閘對應的觸頭電壽命損耗,預測觸頭電壽命;提出根據斷路器殼體溫度和斷路器周圍空氣溫度結合斷路器熱阻來計算斷路器主觸頭穩態溫升的方法,並根據此時的負荷電流間接計算主觸頭迴路的電阻;在硬體電路設計上,採用美國ti公司最新推出的一種功能強大的單片機msp430 ,並充分考慮該晶元的適用電壓范圍給設計帶來的特殊問題;在通信模塊的設計中,解決了不同工作電壓晶元之間的介面問題,並給出了直接聯接的接線方案。
  10. By using dma, dsc, afm, waxs etc, the maximum damping value, the temperature range of damping functional regions, ta, la as well as the morphology of the resulting damping materials were characterized

    以dma 、 dsc 、 afm 、 waxs等表徵測試了上述阻尼材料的最大阻尼值、功能區寬度、 ta 、 la及阻尼材料的微相結構。
  11. A novel strip - coil - baffle structure used to enhance heat transfer and support the tube bundle for a tube - shell heat exchanger is proposed. the new structure can sleeve the tubes in bundle alternatively to create a vortex flow in a heat exchanger. the numerical simulation on the flow and heat transfer characteristics for this new structure heat exchanger is conducted. the computational domain consists of two strip - coil sleeved tubes and two bare tubes oppositely placed at each corner of a square. the velocity and temperature fields in such strip - coil - baffled channel are simulated using fluent software. the effects of the strip - coil - baffles on heat transfer enhancement and flow resistance in relation to the reynolds number are analyzed. the results show that this new structure bundle can enhance the heat transfer coefficient up to a range of 40 ? to 55 ? in comparison with a bare tube bundle ; meanwhile, higher flow resistance is also accompanied. it is believe that the strip - coil - baffled heat exchanger should have promising applications in many industry fields

    介紹了一種用於強化管殼式換熱器殼側傳熱和支撐管束的螺旋折流片新型結構,該結構是對換熱器管子相間地套上螺旋折流片以產生旋渦流動.研究模型是在正方形布置的4個管子中的2個對角管子套上螺旋折流片后形成的通道,利用fluent軟體對該上述四管通道模型的流場和溫度分佈情況進行了數值模擬;分析了四管通道模型中螺旋折流片對強化傳熱和流動阻力隨雷諾數的變化關系的影響.算例結果顯示該新型結構可比相同尺寸的光管通道中的情形傳熱系數提高約40 ? 55 ? ,同時也將伴隨較高的流動阻力.可以相信螺旋折流片式換熱器將會在許多工業領域有良好的應用前景
  12. Abstract : a novel strip - coil - baffle structure used to enhance heat transfer and support the tube bundle for a tube - shell heat exchanger is proposed. the new structure can sleeve the tubes in bundle alternatively to create a vortex flow in a heat exchanger. the numerical simulation on the flow and heat transfer characteristics for this new structure heat exchanger is conducted. the computational domain consists of two strip - coil sleeved tubes and two bare tubes oppositely placed at each corner of a square. the velocity and temperature fields in such strip - coil - baffled channel are simulated using fluent software. the effects of the strip - coil - baffles on heat transfer enhancement and flow resistance in relation to the reynolds number are analyzed. the results show that this new structure bundle can enhance the heat transfer coefficient up to a range of 40 ? to 55 ? in comparison with a bare tube bundle ; meanwhile, higher flow resistance is also accompanied. it is believe that the strip - coil - baffled heat exchanger should have promising applications in many industry fields

    文摘:介紹了一種用於強化管殼式換熱器殼側傳熱和支撐管束的螺旋折流片新型結構,該結構是對換熱器管子相間地套上螺旋折流片以產生旋渦流動.研究模型是在正方形布置的4個管子中的2個對角管子套上螺旋折流片后形成的通道,利用fluent軟體對該上述四管通道模型的流場和溫度分佈情況進行了數值模擬;分析了四管通道模型中螺旋折流片對強化傳熱和流動阻力隨雷諾數的變化關系的影響.算例結果顯示該新型結構可比相同尺寸的光管通道中的情形傳熱系數提高約40 ? 55 ? ,同時也將伴隨較高的流動阻力.可以相信螺旋折流片式換熱器將會在許多工業領域有良好的應用前景
  13. When refrigeration in this temperature range is realized by using single stage refrigerator with mixed refrigerant, not only the structure of the refrigerator is simplified, thus the operation reliability of the refrigerator is increased, but also the refrigerator can operate with a higher thermodynamic efficiency than that of conventional ones

    採用單級壓縮的混合工質製冷機進行該溫區的深度製冷,不但可以使製冷機的結構得到簡化,提高製冷機運行的可靠性,而且還可以獲得更高的熱力學效率。
  14. Conclusions can be drawn from the graph of brake torque change of the mrp brake : using different mrp, the brake torque varied very much ; with the same working diameter, the same width of working face and the same distance, the brake torque of plate mrp brake is bigger than that of cylindrical mrf brake ; in a certain range of temperature, temperature has little effect on the brake torque ; while working diameter and working distance of the brake has obvious effect on the brake torque, so in the design, these two parameter should be emphasized

    從制動器制動力矩的變化曲線得出:磁流變液不同,制動力矩變化很大;在相同工作面直徑、工作面寬度和工作間隙的條件下,盤式磁流變液制動器的制動力矩比圓柱形磁流變液制動器大;在一定的溫度范圍內,溫度對磁流變液制動器的制動力矩影響不大;而制動器的工作直徑、工作間隙對磁流變液制動器的制動力矩有明顯的影響,所以在設計中應重點考慮這兩個參數。
  15. Abstract : to decrease nonspecific products and obtain clear rapd patterns, 18 10 - mer random primers were tested at different annealing temperatures. the results indicated that all the amplification can be performed when the annealing temperature is in the range of 40 ~ 50. there were a few primers with which the amplification was still performed when the annealing temperature is above 60. by using high annealing temperatures, some primers which produce more nonspecific product at the annealing temperatures of 35 ~ 38 could generate reproducible and distinct bands

    摘要用38 66不同復性溫度處理,比較了18條隨機引物的擴增結果.發現復性溫度在40 50之間均有數量不等的擴增產物,不同引物的最高復性溫度不同,有些引物用60以上的復性溫度仍有擴增產物.一些在35 38的復性溫度下非特異性產物較多的引物,通過大幅度提高復性溫度,能提高擴增產物的特異性,獲得清晰的rapd帶型。
  16. The result shows that the content and the thickness of the microcapsule wall can be obtained by using the melting heat or the crystallization heat analysis in case that the wall materials is no heat effect in the temperature range of phase change of the core materials

    實驗表明:對于在芯材發生相變的溫度區間內壁材沒有熱效應的微膠囊,用熔融熱和結晶熱能夠計算出微膠囊的壁材含量和厚度。
  17. They range from sustainable scenarios involving emission controls to rapid economic growth and fossil fuel intensive scenarios. projections of future temperature trends in hong kong are made by the hong kong observatory using the results of simulations made by global climate models under the various emission scenarios together with observed temperatures in hong kong and southern china through a technique called statistical downscaling

    天文臺利用這些全球氣候模式在上述多個不同排放情景下得到的電腦模擬結果,結合過去香港及華南地區錄得的氣溫數據,使用稱為統計降尺度的方法綜合評估香港的未來氣溫大勢。
  18. Using temperature range

    使用溫度范圍
  19. Using xrd and raman spectrum, in the temperature range of 650 - 850, the rule of graphitization of multiwalled carbon nanotubes synthesized by catalytic decomposition of c2h2 was found : graphitization of multiwalled carbon nanotubes was improved with the increase of growth temperature

    採用xrd和raman光譜,在650 - 850溫度范圍內,研究了催化裂解乙炔法制備的多壁納米碳管的石墨化程度變化規律,結果表明納米碳管的石墨化程度隨生長溫度的提高而提高。
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