有效溫度差 的英文怎麼說

中文拼音 [yǒuxiàowēnchā]
有效溫度差 英文
effective temperature difference
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : Ⅰ形容詞(不冷不熱) warm; lukewarm; hot; gentle; mild Ⅱ名詞1 (溫度) temperature 2 (瘟) acute ...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
  • 有效 : effective; valid; efficacious
  • 溫度 : [物理學] temperature
  1. In general, a precise resistor is in series with one of the resistors in wheatstone bridge to compensate the zero offset, and the other one is in parallel with another arm of the wheatstone bridge to compensate thermal zero drift. based on this principle, in this paper, a compensation method based on virtual instrument technology has been put forward. actuated by current source, a good calculation method of compensation resistors and their position in the bridge is deduced

    本文基於串並聯電阻補償法的原理,提出了一種基於虛擬儀器的誤補償方案,推導了在恆流源供電下可以精確的計算出補償電阻大小和補償位置的演算法,並且在虛擬儀器軟體平臺labview上完成了數據採集、處理、顯示等軟體的設計,經過實驗的驗證,對傳感器的零點漂移補償取得較好的果,而對靈敏漂移的工藝補償亦一定的果。
  2. Since the temperature difference was most important parameters in thermal effects calculation, a combined temperature difference method considered year temperature difference and day temperature difference was put forward. with the combined temperature difference obtained from field tests, a lot of calculations have been done by finite element method ( fem ), considering of different structural measures. the law of displacement and stress in cshbb was presented and a relative displacement formula was deduced

    在介紹小砌塊建築的作用分析方法的基礎上對作用計算中最重要的參數? ?取值進行了探討,提出了同時考慮年和日影響的組合取值方法;根據各種不同的組合取值方法,結合現場實測數據給出了試點建築的組合取值,並考慮了不同構造措施的影響,對試點建築進行了限元的應計算;給出了小砌塊建築的位移變化規律和應力變化規律以及層間相對位移的計算表達式。
  3. The explicit finite element method ( fem ) based on the varying time - step was selected to analyse the dynamic roll - pass process ; the nodes on the leading face of the steady - state elements set was extracted and projected onto a plane to give the required mesh, also called the origin mesh ; the implicit fem was selected to analyses the inter - pass transient thermal process ; a geometric part from the mesh was generated and meshed by using the quadrilateral elements, a heat transfer analysis was selected to transfer the node temperature data ; a new model was created by using hexahedral elements, mapping the node temperature and the equivalent plastic strain on the integration points

    利用基於變步長中心分格式的顯式積分方法分析瞬態軋制過程;提取穩態單元集節點形成截面網格;利用隱式積分方法分析軋制道次間隙瞬態場;對型鋼斷面進行平面四邊形網格劃分並映射節點數據;利用六面體單元構建限元分析模型,映射單元節點的、積分點的等塑性應變,進行數值分析。
  4. Using the dynamic mechanical analyzer ( dma ), pdms / pma ipn was investigated at temperature of 5 - 180 c. the initiator, the component ratio, the type of pdms and the filler effected the damping properties. the result showed that the damping ability varied with the parameter and there was an optimal value. the excellent damping material in the papers was ipn, where tan man was 0. 735, and the damping functional temperature ranged with tan 8 > 0. 3 was 46 c. the micro - morphology and structure of pdms / pma ipn were characterized by two kinds of sem

    高分子阻尼材料的阻尼功能區是在ipn材料的t _ g區間內,而研究常條件下的阻尼性能更具重要應用價值,運用動態熱機械分析( dma )儀對ipn阻尼材料進行表徵,在5 180內對其損耗因子( tan )進行研究,發現引發劑和交聯劑的用量、聚硅氧烷的用量和分子量等參數對ipn阻尼性能的影響較大,存在一個合理配比值,當pma與粘為3300pa ? s的pdms之比(質量比)為1 . 17 : 1 、交聯劑用量為1時, tan最大值為0 . 735 ,大於0 . 3的達到46 。
  5. The sub - model for design of population density was developed according to the principle of determining boll number from target yield, fruit node from boll number, fruit branch from fruit node and population density from fruit branch by integrating the effects of sowing date, cutout date, effective temperature accumulation above 12, variety type, and fertilizer and water management levels. sowing rate was then decided by integrating the effects of different soil water and salt contents, ph, temperature and sowing style on seedling emergence rate with relative weight method

    基於「以產定鈴、以鈴定節、以節定枝、以枝定苗」的原理,同時考慮播種日期、打頂日期、 12的、品種株型特性、肥水管理水平異等因素來確定適宜的種植密;在此基礎上,應用相對權重法計算土壤含水量、含鹽量以及整地質量和播種方式等多個生態環境因子對出苗率的綜合影響,進而確定播種量。
  6. The contents include : based on the previous research and the data of experimentations, the author researches and develops a kind of satisfactory semi - empirical formula of nonlinear temperature distribution, and calculates the temperature stress of rigid - framed arch bridge by the fem. the temperature effects of bridge structure by annual and sunlight temperature difference are discussed, it indicates that the temperature effect of annual temperature difference is small but the temperature effect of sunlight temperature difference is great and the temperature stress along beam depth resulted from sunlight temperature difference is nonlinear. with the comparison between the temperature effects of different position of bridge, the results show that where the section of bridge is small, the temperature stress of it is large

    本文主要包括以下內容:從理論上研究並結合實測資料發展了一種比較理想的半經驗場非線性分佈公式,並將限元方法應用於剛架拱橋結構應力的計算中,對橋梁結構進行整體應力分析;討論了年和日照引起的橋梁結構的應,表明年引起的應較小,而日照引起的應力較大且沿梁高呈非線性分佈;分析比較了橋梁結構各個部位的應的大小,可知截面越小拉應力越大,受力越不利;並對箱梁結構由於構造不同引起的縱向與橫向的應大小進行了探討,發現在頂板下緣也會出現相當大的拉應力,並且梗腋的存在反而增加了頂板底部的拉應力;還對幾種相近的剛構式橋型的應進行了分析對比,總結了這些橋型針對應的優劣,並提出相應的針對性措施。
  7. Several materials with large coefficient of expansion were selected to make packaging components, and it was found that the packaging materials have good temperature sensitivity and compatibility with optical fibers. experimental accuracy and repetition of fbg temperature sensitivity and compensation were discussed. have selected several materials which has bigger coefficient of expansion to do packaging components, have made many temperature experiments, there have not flaws, such as aging, crackle, absciss layer, packaging materials have good temperature sensitivity and compatibility with optical fiber ; have designed the simple and practical packaging components, have performed a serials of experiments about accuracy and repetition of fbg wave - length, have obtained the first step conclusion ; have analyzed the result and made comparison between the result of different experiment, have summarized the best packaging effect and several rules to reduce mistskes

    本文所做的主要工作包括以下幾個內容:一、選取了常見的熱膨脹系數大的材料製作封裝元件,經過多次一80到80反復測試,封裝元件沒出現老化開裂、封裝裂紋、空洞、離層等缺陷,封裝材料具良好的敏穩定性及復用性,與光纖相容性較好;二、對光纖光柵進行簡單、實用的封裝處理,就封裝果的優劣性、波長測量的準確、重復性和封裝時產生的波長損失等方面進行了一系列的實驗,得出了初步的結論;三、對敏和補償式封裝的實驗數據進行了詳細的分析和對比,從數字上對變過程中光纖光柵中心波長的改變及變曲線進行了定量的分析,在大量實驗數據分析結果的基礎上,總結出哪種材料封裝果更好,以及如何的減小實驗誤
  8. There are many advantages to heat by air condition system, but there are also many problems. the air distribution of air condition room is often designed according to the summer outdoor parameters. thus, in winter, the hot air will arise with the influence of buoyancy, which result in the decline of vertical temperature gradient and produce a successive of problems

    空調送風供暖著很多的優點,但也出現了很多問題,由於空調房間的氣流組織一般是以夏季工況為設計工況,在冬季由於送風熱氣流在浮升力作用下上升,引起垂直的增加,並產生一系列的問題,致使空調房間冬季室內熱舒適性較、能源利用率較低。
  9. Veneer dyeing can improve wood visual characteristics and imitatethe color and luster of precious wood species, to increase the decorative effect. the veneers of hardwood species such as % populus tomentosa, paulownia elongata % were adopted to make dyeing experiments by using acid dyestuff. the result shows : the acid dyestuff in textile industry could be used in wood dyeing process. compound dyeing can be adopted by using the mixture of several kinds of dyestuff. the different treatment methods before the wood was dyed affects the dyeing effect of wood. there is a great difference in the deformed degree of dyeing veneers, smooth level has a relation with wood density. the density of dyestuff, dyeing time and dyeing temperature and so on have many influences on dyeing effect. different technological process has been used in veneers of different wood speicies

    木材單板染色利於改善木材視覺特性,可以實現模仿珍貴樹種木材的色澤,提高裝飾果.該研究選取毛白楊和泡桐等闊葉樹種木材單板採用酸性染料進行染色實驗,結果表明:紡織工業用酸性染料可用於木材染色,也可以採用幾種染料混合復合染色;木材染色前的不同處理方法影響木材的染色果;染色單板的變形程較大異,平整與木材密相關;染料濃、染色時間和染色等對染色較大的影響,不同樹種單板應採用不同工藝
  10. Later, the paper ascertains how the prominent factors influence the humidifying effect by single factor experiment and got such solutions : when other situations do n ' t change, the nozzle flux will enhance with the increase of the nozzle aperture and spraying pressure. air ' s changing quantity of enthalpy and absolute humid, valid humidified quantity, humidifying efficiency and saturation efficiency will enhance with the increase of the initial water temperature. with the enhance of the praying pressure, the valid humidified quantity and air ' s changing quantity of enthalpy will increase first and decrease later, while the humidifying efficiency will drop

    然後通過單因素試驗確定影響顯著的因素如何作用加濕果,得到:在其他條件不變的情況下,噴嘴流量隨噴嘴孔徑和噴水壓力的升高而增大,空氣焓變量、絕對濕加濕量、加濕率及飽和率隨噴水初的升高而提高,加濕量和空氣焓變量隨噴水壓力的升高先增加然後所下降,而加濕率隨噴水壓力的升高而下降,焓變量和絕對濕隨水氣比的增加而增大。
  11. Ftir, thermal conductivity device and smart digital rounding temperature testing device are used to test the infrared absorption spectrum, thermal conductivity and temperature changes of the title coatings, it is concluded that when hudrotalcite and magnesium sulfate is mixed by 4 to 10, the heat insulation property is the best, and the temperature changes of nizi increased by 5 approximately compared with those without hydrotalcite and magnesium sulfate compound system, but the heat conduction coefficient is hardly increased because of the different mechanism of heat insulation of the fillers, which further prove that heat insulation with fillers is based on infrared barrier

    本文使用傅里葉變換紅外光譜儀、導熱系數儀和智能數字式巡迴檢測測試儀分別測試了添加具紅外阻隔能力填料的內墻塗料的紅外吸收光譜、導熱系數和變化情況,通過測試結果得出結論:水滑石和硫酸鎂在質量比為4 : 10的時候,紅外阻隔性能最優,其變化較沒添加水滑石硫酸鎂復合體系時提高5左右,而對內墻塗料的導熱系數幾乎沒影響,這是由於填料對塗料的保機理不同所致,同時也進一步驗證了填料是通過紅外阻隔來達到保果的。
  12. Temperature influence the hore sensors greatly. in their study, they did n ' t give out the ways to compensate the temperature error ; 3

    因素對霍爾元件的影響很大,他們的工作中只對補償進行理論性的討論,並沒採用實際的措施來消除引起的系統誤; 3
  13. However, unsatisfactory results were obtained under the following conditions : discharge tube covered with glass cover, thermal dispersion conditions not as effective, thermal expansion of the discharge tube restricted by the co - axis glass cover ( longer preheat time, lower anti - interference )

    在放電管外玻璃罩,散熱條件;放電管變形受外玻璃罩約束的同軸式管子上則果不理想(預熱時間較長,抗干擾能力不如前者) 。
  14. 5. in response to heat conduction test, air heat - insulation course is proved to work well, it reduces temperature difference of tank walls greatly and prevents cracks effectively

    進行了罐體熱傳導試驗,證明了空氣隔熱層具令人滿意的果,大大降低了罐壁預防了裂縫的發生。
  15. There was a positive correlation between the decrease range and the therapy effect. the experimental results showed that the infrared thermography technique could be one of supplementary methods of diagnosis and evaluation of curative effect in cervical spondylosis

    對其中38例頸椎病患者治療前後的熱象圖檢查結果進行統計分析表明,臨床治療的患者兩側較治療前明顯縮小,且縮小的幅與療的等級呈一定的正相關。
  16. The transient mathematical equations are addressed for the coupled heat and moisture transfer by taking account of moisture accumulation procedure. an analytical method by means of the transfer function is proposed to predict the transient distributions of temperature and moisture content at different interfaces in walls. a numerical analysis approach based on an efficient finite - difference method is developed to deal with the procedure of coupled heat and moisture transfer in a multilayer wall with nonlinear boundary conditions considered

    建立了考慮濕積累過程的瞬態熱濕耦合模型,在方程中引入了濕積累項;發展了一種傳遞函數解析方法進行墻體內不同剖面處和含濕量的動態預測;首次提出了一種基於分法預測非線性邊界條件下多層多孔結構內的傳熱傳濕過程的數值分析方法,求解過程中考慮了瞬態邊界條件,從而避免了通常處理中由於邊界條件設定為常數而給計算帶來的誤,對于多層結構每一層物性參數的非連續性,則採用了分逼近處理。
  17. This thesis initiates a study about the thermal - hydraulic research for the target structure and optimization. investigating the target research work at home and abroad, we acquire their design gist and technological developing route in the according fields. comparing the numerical - calculational methodology of multi - physical such as finite difference method, boundary element method, disperse element method and finite element method, finite element method is the predominant methodology, we have appliance of this method to calculate fluid field thermal field and stress field

    針對靶區的結構設計,開展熱工水力學研究工作;調研國內外靶區的研究現狀,了解靶區的設計依據、技術發展路線及發展趨勢;調研多物理場的數值模擬方法-分法、邊界單元法、離散單元法、限元方法等等,其中最地方法是限元方法;簡述限元方法在流場、場、應力場計算中的具體應用。
  18. Under the pattern of cyber - education, open laboratories are becoming inseparable parts which still are weak in the process of teaching. as for electric experiment category, there are many problems in common, for instance, less safe in equipment systems, less functional in instrument protection, thus forcing students to spend large quantity of time reviewing, recording, and analyzing data, while students do experiment only with less time, which have negative effect on purpose of experiment, at the same time, this does not reflect benefits that internet brings us

    然而當前大多數高校的實驗教學環節還比較薄弱,其中對電類實驗來說存在諸多共性問題,比如:實驗系統安全性,儀表保護功能少,導致實驗器材損壞嚴重:儀表性能不穩定,零漂、漂現象嚴重,元器件線性校正不夠,儀表測量精;學生做一次實驗要花大量時間記錄數據、整理數據、寫實驗報告,真正用在做實驗上的時間並不多,從而使實驗率大大下降;同時也沒充分利用校園網所帶來的便利和信息共享及互動的功能。
  19. Through basal theory and experiment discussions, the following are obtained : there is a distinct difference more than 150 between the combustion exothermic reaction of coal and the decompounding endothermic reaction of caco3, which is the main component of crm, while few thermal reactions happen during the area of such difference in the crm without coal ; there is a one - to - one relationship between dta curve acreage and crm heat

    論文通過基礎理論和試驗探討,得出煤燃燒放熱應與生料主體成分caco _ 3分解吸熱應之間150以上的,對應白生料在熱儀特徵峰區間基本沒應, dta曲線峰面積與生料熱之間存在明顯的單一對應關系,從而提出用熱法測定生料熱的設備開發思想。
  20. Based on the analyses of velocity field and temperature field, with using valid - temperature - difference as evaluation target, the author calculates and analyzes the thermal comfort character of guest rooms

    在對室內場、速場分析的基礎上,採用「有效溫度差」作為評價指標,對客房的熱舒適性進行計算、分析。
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