積效溫度 的英文怎麼說

中文拼音 [xiàowēn]
積效溫度 英文
effective accumulative temperature eat
  • : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
  • : 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
  • 溫度 : [物理學] temperature
  1. In this paper, 6013al / sicp / gr metal matrix composite ( mmc ) was produced by spray codeposition, by means of changing the medium of quenching, influence of five types of heat treatment system ( furnace cooling, air cooling, water quenching, dry ice quenching, liquid nitrogen quenching ) and different aging temperature on the damping was studied systematically

    本文採用噴射共沉方法制備了6013al sicp gr金屬基復合材料( mmc ) ,通過改變淬火介質,較為系統地研究了五種熱處理制(爐冷、空冷、水冷、乾冰冷及液氮冷)以及不同時( 120 、 150 、 170 、 190及210 )對6013al sicp grmmc阻尼性能影響。
  2. Cuboid chamber maximizes the effective cubage. microprocessor controller for temperature ensures a precise and reliable control

    長方體工作室,使有達到最大,微電腦控制器,控精確可靠。
  3. The method of obtaining high concentration of na2feo4 solution by quick electrolysis mainly contains four aspects : adoption of either a diaphragm or an ionic membrane electrolytic cell in which a thin anodic cell lying between the two cathodes, ( 2 ) using an iron anode that has larger specific surface area, ( 3 ) keeping suitable concentration of naoh in the anodic cell, adoption of lower current density and higher electrolyzing speed. the practical technique parameters follow a s below : the naoh solution of 14 - 16mol / l, the temperature of 303 - 308k, the surface anodic current density of 300a / m2, the unit electrolyzing speed of efficiency larger than 6. 0a / l

    快速電解獲取高濃na _ 2feo _ 4溶液的方法,主要包括四個方面:採用兩陰極室夾一厚較小的陽極室的隔膜(或離子膜)電解槽;使用比表面較大的鐵網陽極;保持陽極室中有適宜濃的濃naoh溶液;採用較低的電流密和較高的電解速。具體工藝參數是: 14 16mol / lnaoh溶液、303 308k 、表觀陽極電流密300a m ~ 2 、有單位電解速6 . 0a / l 。
  4. The temperature rise at the center of a massive concrete wall is calculated by using the adiabatic rise of temperature and heat conduction equations of concrete based on the equivalent time, and considering effects of temperature on the hydration heat reaction ratio and creep characteristics of early - age concrete

    摘要基於等時間的混凝土絕熱升、熱傳導方程,考慮對早期混凝土水化熱化學反應速率和徐變特性的影響,計算了大體混凝土墻中心的升。
  5. The results showed that there are 5 generations of this insect pest per year in guangdong province, the adult of first generation occurs in march, and the nymphs and pupae overwinter since middle or late november

    該蟲在廣東一般1年發生5代,第1代成蟲出現於3月份, 11月中下旬以後若蟲和蛹開始越冬;發育起點為11 . 01 ,完成1個世代所需有為791 . 27日
  6. The iron doped tio2 thin films showed almost no photocatalytic activity for the photodegradation of no in the gaseous phase when the calcination temperature was lower than 400 c. this was due to the fact that the phase structure of the film was amorphous. at 400 c, the film appeared obviously photoactive du

    對于用液相沉法所制備的tio :薄膜,薄膜中的si (或fe )含量和薄膜的厚可通過調節前驅體濃、溶液的ph值、基片的沉和沉時間,薄膜的熱處理和時間進行有地控制。
  7. The welding technology of francis turbine runners is optimized from the view of subsection welding and local heating by numerical simulation. the result shows that welding residual tensile stress appears in the weld and its area nearby, and peak stress appears in the dangerous area of blades after practising quondam welding technology ; welding residual tensile peak stress in the dangerous area of blades can be decreased by welding both ends earlier and then welding middle section later during subsection welding, and decreasing effect on welding residual stress of the subsection welding is related to the weld length of blade outlets and welding direction of each subsection ; decreasing effect on residual stress of the local heating is direct proportional to heating time, heating temperature, heating area, and inversely proportional to cooling area, and welding residual tensile peak stress in the dangerous area is decreasing trend earlier, and then increasing trend later with heated location increased

    本文利用數值模擬手段對轉輪的焊接工藝從分段焊和局部加熱兩個方面進行了優化,結果表明:採用普通工藝焊接時,葉片焊后殘余拉應力出現在焊縫及其附近區域,並且在葉片出水邊的熔合線附近(危險區域)出現了峰值;在採用優化的分段焊時,先焊兩端后焊中間的方法可以降低葉片危險區域的焊接殘余拉應力峰值,降低果與葉片出水邊焊段長、焊縫各段的焊接方向有關;局部加熱法降低轉輪危險區域殘余應力的果主要與加熱時間、加熱以及加熱面成正比,與冷卻面成反比,並且危險區域的殘余應力隨加熱區域的增大呈先降低后升高的趨勢。
  8. The entering of the tourist and lamp - light gave much energy to furong cave and the temperature in the cave rised slowly. the different temperature between the outer and the inner as the air circulation, would make the cave wet seriously in the summer and dry in the winter. the density of co2 would go up because of piston - effect, cave depositing and the tourists " entering

    遊人的進入和洞穴燈光的使用,給芙蓉洞內帶來了大量的能量,致使洞穴空氣升;由於動內外的差和空氣的流通,開放的洞穴出現夏季高濕,冬季乾燥的變化現象; co _ 2的濃會因為活塞應、洞穴沉和遊人的進入而升高,但影響最大的還是遊人,當遊客量較大的時候,洞穴co _ 2的濃會隨遊人進入的數量增加而明顯升高,洞內co _ 2含量峰值記錄最高出現了6200ppm的記錄。
  9. The precursors of lico0. 8ni0. 2o2 cathode material for lithium - ion batteries are prepared from lithium hydroxide, cobalt acetate, nickel acetate and oxalic acid by the method of low - heating solid - state reactioa the ucoagnioiqz samples are obtained by sintering the precursors at different temperatures for 12hr. their structures and morphologies are studied by the powder xrd and sem

    由於mil :的jalllieller應使mhoj面體發生畸變,焙燒對樣品晶體棚及電化學性能的影響4肽,與同樣方法合成的li帥及eenaq相比, d仙血o的晶胞形狀變得更加扁平,晶胞體增大。
  10. The development threshold temperature and effective accumulative temperature for whole generation were 6. 68 and 742. 97 day - degrees, respectively

    花翅搖蚊的世代發育起點和有分別為6 . 68和742 . 97d ? 。
  11. The expansion and dehiscence behavior during the vacuum reactive sintering below 660 of compact ti / al composite powders was experimentally investigated, and the reasons of expansion and dehiscence were theoretically analyzed. the method of low temperature reactive sintering was generalized, and the experiment testified the method effective. the rule of the expansion of the billets was generalized from the result of density of the billets

    反應燒結工藝:研究了高能球磨ti / al復合粉體在低於660下真空無壓反應燒結過程中的膨脹和開裂行為,分析了產生膨脹和開裂的主要原因;並提出了能夠有預防坯料開裂的方法;通過測定坯料在低燒結后的密,總結了其體膨脹的規律;通過x射線衍射技術分析了隨球磨時間不同,金屬間化合物的生成情況。
  12. By using a zone model, simulates the behaviour of smoke temperature, height, volume fraction of co changing with time under different smoke control and extraction conditions in the station and introduces three critical conditions as a criterion for judging the effects of different smoke control and extraction methods

    摘要運用區域模型模擬車站內不同防排煙工況下煙氣、高、 co體分數隨時間的變化規律,以三項危險臨界條件是否實現作為衡量防排煙果的判據。
  13. Simulation of greenhouse cucumber leaf area based on radiation and thermal effectiveness

    基於輻射和應的室水果黃瓜葉面模型
  14. 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差分格式的顯式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有限元分析模型,映射單元節點的分點的等塑性應變,進行數值分析。
  15. These characteristics and phenomenons have effect on the quality of gear pump, and it is difficult relatively to research them by theory. at present the research is limited to the phase of examination testing. theoretic research of the characteristics and the phenomenons of polymer gear pump are blank in china when the gear pump feeds the viscous polymer liquid of chemical flow with high temperature and high pressure

    齒輪泵除具有流量和容率、扭矩和機械率、功率和總率等基本特性外,還存在著困油、噪聲和氣穴等現象,這些特性和現象直接影響齒輪泵的質量,對斜齒齒輪泵的這些特性和現象的理論研究難較大,目前大多仍局限於實驗測試研究階段,而聚合物齒輪泵在輸送化工流程中的高、高壓的粘流態聚合物時特性的理論研究在國內基本還處于空白。
  16. Besides, scan rate and cycle period also affect the result ; co - deposition of dualistic oxide is a focus of research, as an element in the same group, ir is selected. deposition rate of composition is decreased by the adding of ir composition, and when the proportion of ir exceeded 50 %, composition procession can be ceased. but cooperation of ir and ru oxide can highly increase the specific capacitance of active material ; annealing treatment under a certain temperature can help to change the hydrate ru composition into mixture state ru oxide, accordingly increase the stabilization of active material

    研究表明:電解液的配製過程中,氯化釕濃、溶液ph值、陳化時間、溶液對電鍍果均有影響,其中溶液ph值是最主要的影響因素;在儀器的使用條件探索中,理論結合實驗確定了本電鍍液體系循環伏安電勢窗的理想范圍,並發現循環伏安掃描速和掃描周期對電鍍結果也有較大影響;混合氧化物的共沉澱是目前研究熱點,在此選用與釕同一族的銥作為共沉澱元素,銥的加入會阻礙氧化物的沉,銥的比例超過50 %會使沉作用停止,但是二元氧化物的協同作用使沉的活性物質比容量大大提高;一定下退火后處理作用會使水合釕化物轉變成混合價態的氧化釕,從而提高活性物質的穩定性。
  17. The ade7758 is a high accuracy 3 - phase electrical energy measurement ic. it incorporates adcs, a digital integrator, reference circuitry, temperature sensor, and all the signal processing required performing active, reactive, and apparent energy measurement and rms calculations

    Ade7758是高精三相電量測量專用晶元,它集成了adc 、數字分器、參考電路、傳感器以及電能測量和有值計算的數字處理模塊。
  18. Temperature control and crack prevention of concrete - the simulation analysis characteristics of dams construction with mgo concrete, the theory apply " equivalent time " to the model for computing autogenous volumetric change of concrete which be relate to temperature history. it makes computing autogenous volumetric change of concrete be realized at case of arbitrary temperature history, so the problem puzzled engineer over a long period of time may be dispelled

    針對控防裂的一項新技術?外摻mgo混凝土築壩技術的模擬計算特點,提出了應用「有時間」理論,來考慮自生體變形與歷史有關的膨脹模型,使長期以來困繞工程界有關外摻mgo在任意歷史下產生的膨脹變形的應力補償計算成為可能。
  19. Reduction crack in the pumping transfer concrete during the megathermal climateit is a diffcult problem. the unit undertaking project of no : 4 pump station for diverting water from the south to the north make a beneficial explore form the design of mix proportionging, control and the concret placing temperature to control the crack extension those experience can be referenced by the unit in charge of large scale pumping station project

    摘要高季節泵送混凝土裂縫控制的當前工程界一個難題,南水北調淮安四站工程建設中,建設單位科學安排、精心施工,從控制混凝土配合比、入倉等多方面著手,對混凝土裂縫控制技術進行了有益的探索,並取得了預期的果,為混凝土抗裂技術累了經驗,對同類型泵站的施工具有重要的參考意義。
  20. Using piezoresistive accelerometers and magnetoresistance sensors measure the dynamic acceleration and geomagnetic field and through avr mcu software to calculate the attitude angular and azimuth. the fact of affecting the module is discussed in detail in this report and put forward the resolving scheme of key technology of digital filter, linear compensation, temperature compensation and magnetic field adjustment. the digital module has advantages of small size, light weight, low conception, high accuracy, all solid state and high reliability

    本課題採用壓阻式加速計和磁阻傳感器分別測量重力加速和地磁場,通過avrmcu軟體解算出姿態角和方位角,課題詳細分析了影響模塊性能指標的因素,就數字濾波、線性補償、補償、磁場修正等關鍵的技術問題提出了可行的解決方案,研製的數字化模塊具有體小、重量輕、低功耗、精高、全固態、高可靠等特點,所有性能指標均滿足設計要求,為姿態角測量提供了有的手段。
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