second heat 中文意思是什麼

second heat 解釋
第二輪
  • second : adj 1 第二的;第二次的;二等(的)。2 次等的;較差的;劣於…的 (to)。3 〈美國〉較年輕的。4 另一...
  • heat : n 1 熱;熱力;熱度;熱量。2 體溫;發燒。3 (氣候的)高溫,暑氣。4 【冶金】熔煉的爐次;裝爐量;一...
  1. According to reports, a 2 - second burst from the system can heat the skin to a temperature of 130 f

    據報道, 2秒鐘的高熱足以將皮膚加熱到攝氏54 。
  2. In trpsin tolerance assay. this virus could resist to 1 % trpsis at 37 in an hour. in acid tolerance assay, this virus was resistant to ph3. 0 and ph5. 0 at 37 in 2 hours, and the average infection litre of the virus decreased little. in heat assay, at 50, the virus was processed from 5 minutes to 150 minutes and at each condition the viral virulence reduced to some certain degree. among these conditions, when at 50 in 30 minutes. the average infection litre of this virus decreased over 2 tilre. and when al 50 in an hour, cpe of ihis virus disappeared. when time was set for an hour. but with processed in different temperature as 50 60 70, 80, the virus losl the multiplication capacity complelely. in biological assay, we selected different cell lines to cultivate this virus by laking advantage of possesional cells at that time in our laboratory. then we found that fcwf cell line was the most sensitive to dxmv and mdck was the second. with f81 cell line, after passaged for 12 times continuously with low concentration of fcs. the virus could produce cpe. however, with vero cell line. the virus could not procuce any cpe after many passages. the hemagglutination and lumadsorption reaction test proved that this virus had no any reaction to erythrocyte of pig, fowl and cavy. by neutrolizaion assay, dxmv could be identified as a kind of ccv

    理化學研究表明,該病毒為rna病毒,對氯仿、乙醚敏感;胰酶試驗中,經37 、 1小時處理的病毒,仍然能夠在貓源細胞fcwf細胞上生長,並且毒力基本保持不變;耐酸性試驗中,病毒分別在ph5 . 0和ph3 . 0經37作用2小時,毒力僅下降一個滴度;耐熱性試驗中,該病毒在恆定溫度50 ,設定不同時間,從5分鐘到150分鐘,毒力均有不同程度下降,其中, 50作用30分鐘,病毒平均滴度下降2個單位; 50 , 60分鐘, cpe消失;恆定時間1小時,設定不同溫度( 50 - 60 - 70 - 80 ) ,病毒在細胞上完全喪失增殖能力, cpe消失。生物學試驗,利用實驗室現有條件,選擇不同的細胞系對該病毒進行培養,發現該病毒對貓源細胞fcwf最敏感; mdck細胞次之; f81細胞經多次傳代,亦可出現cpe ;而vero細胞則不敏感。血凝試驗表明,該病毒對豬、雞、人及豚鼠的紅細胞均無血凝性。
  3. The cno cycle is faster and more energy is produced per second. in order to effectively transport the heat energy out from the star, its core has to be convective

    碳氮氧循環的反應比較快,可以產生更多能量而只有對流核心能將這些多的能量有效地傳遞出去。
  4. Based on the analyses on mechanical properties, microstructure and fracture of - the microalloyed steels socrv with various heat treatment technique, it can be affirmed that various fractures arttribute to various mechanism, we can draw conclusion that the strength and toughness of microalloyed steels 50crv will be increase simultaneously by optimal heat treatment technique. to illustrate the mechanism of the strength and toughness of microalloyed steels socrv, we designed the comparative experiment and observed the microstructure of the sample which occurred at different quench and tempering temperature and different tempering time. the last experiment results were determined by the four factors : fined microalloyed elements grains, the decompound of martensite, martensite transformation of remnant austenite and the second phase precipitation

    為解釋微合金化50crv鋼強韌化機理,本文通過對不同淬火溫度,回火溫度,回火時間下的力學性能指標的對比及顯微分析,認為微合金元素的細化晶粒,馬氏體的回火分解,殘余奧氏體的轉變,第二相的沉澱析出共同決定了微合金鋼的強韌化情況,特別是由於微合金元素的存在,其細化晶粒及其碳氮化物的沉澱析出,導致鋼的良好的強韌性,並且如果工藝滿足第二相的沉澱析出強化大於回火馬氏體分解引起的軟化效應,會在硬度曲線中產生明顯的二次硬化現象。
  5. There are the production lines established of intermediate - frequency melting, silicasol shuck, precision casting and metal ceramic, and 250 universal devices suck asvacuum melting electric furnaces, high - temperature and intermediate - temperature heat treatment electric furnaces, digitai - control lathes, milling and drilling machines, coreless millers, spherical surface millers, standing milling machines and so on, lt has established the central measuring roomm physicallab, chemical lab, metallic phase lab, crack detection test lab, seat ring lab, rocker lab and ducgt trestle lab, our esported gas engine valve seat to america was rewarded the second prize in terms of sichuan high - quality product

    建有中頻熔煉真空熔煉硅膠溶模精密鑄造粉末冶金生產線。有中頻電爐真空熔練電爐高中溫熱處理電爐數控車床鉆銑床無芯磨外園磨立磨等通用設備250臺套。有中心計量室物理化學金相探傷檢測及座圈搖臂導管臺架實驗室。
  6. In the analysis of ecological relationship between vegetation and environment, we got 11 community types by combining twinspan with dca. the first axis of oca indicated the elevation level and heat gradient while the second axis indicated slope factor. the analysis shows that the resource of tourism in pangquan gully is abundant and the construction is rational

    第一軸基本上反映了各植物群落所在環境的海拔和熱量梯度,從左到右,海拔在體呈升高趨勢,熱量呈下降趨勢;第二軸基本反映了各植物群落所在的坡度梯度,從下到上呈良好的發展趨勢,從群落類型來看,各群落類型在排序圖上有規律地分佈,得出龐泉溝植被結構合理,分佈符合自然進化規律,龐泉溝生態旅遊資源未受到破壞,人為因素不明顯。
  7. To the public room with minor volume, but airtight hind, every stere crosses oxygen second acerbity solution with 15 7 milliliter ( namely every stere has used oxygen second acerbity 1 to overcome ), heat fuming or steaming - treating diseases with fumes as in moxibustion or with steam generated by boiling medicine herbs 2 hours, can open the door the window is ventilated

    由於對非典型肺炎有無健康病原攜帶者,其潛伏期有無傳染性均不清楚,因而疫區內的公共場所在有條件時可以進行空氣消毒和物體表面消毒。
  8. The heat, the second of two, was run with a strong tail wind, but it was below the maximum allowed by track and field ' s governing body, making the record valid

    當時有很強烈的順風,但是並沒有超過田徑運動協會許可的范圍,所以這個紀錄仍然有效。
  9. The first geologic reason for degeneration of the eco - environment in the headwater area of the yellow river is that the increase of the recent geologic function caused desertification and grasslands resource decreased and underside changed, destroied the balance of water - air - heat in the area ; the second is that the water environment changes by the degradation and atrophy of frozen earth cause multilayer and synthesis cause of formation degeneration of the eco - environment ; the third is that the man and rats function accelerated degeneration of the eco - environment in the headwater area of the yellow river

    摘要黃河源區生態環境惡化的地質原因之一是現代地質作用增強,形成以荒漠化為主的草地資源退化與下墊面改變,地區水氣熱平衡破壞;二是因凍土退化、萎縮,引起水環境變異,導致多層面與綜合成因的生態環境惡化;三是人為及鼠類活動對源區生態環境惡化起著推波助瀾的作用。
  10. So van gundy gets the coaching job he truly coveted - - instead of a compromise position with the kings - - and the heat gets a second - round pick from orlando in the june 28 draft plus other undisclosed considerations

    范甘迪得到了他想要的教練職位,不同於對國王的承諾,熱火獲得一個二輪選秀權和其它一些沒公布的報酬。
  11. We find ( 1 ) the second order phase transitions do n ' t occur in schwarzschild black hole and in charged dilaton black hole when a = 1 ; ( 2 ) the second order phase transitions take place at the points where the heat capacities are diverged in the reissner - nordstrom black hole, charged dilaton black hole when a 1, and kerr - newman black hole

    結果表明: ( 1 ) schwarzschild黑洞和= 1時的靜態帶電伸縮子黑洞( cdbh )沒有二級相變發生。 ( 2 ) reissner - nordstrm黑洞、 1時的靜態帶電伸縮子黑洞和kerr - newman黑洞等穩態黑洞,在熱容量發散的地方發生了二級相變。
  12. For four hours he exercised his leg, right up until for the second heat.

    他整整站著練了4小時的腿,一直練到第二賽程要開始的時候為止。
  13. But it also includes two fatal disadvantages : first, at is difficult to be sintered and its density is low, which causes its lower strength ; second, in the temperature range of 1023 - 15 73 k, at can decompose into al2o3 and tio2 easily, which can cause the stress concentrated and raise the heat expansion rate

    但是該材料本身存在的兩大致命的缺點,在很大程度上限制了它的廣泛應用: ( 1 ) 、鈦酸鋁難以燒結,燒結體的緻密度低,因而強度不高; ( 2 ) 、在750 1300的溫度范圍內易分解成氧化鋁和二氧化鈦,造成材料內部應力集中,並使材料的熱膨脹率升高。
  14. The second chapter studies the economy of ship ' s power plants, based on the aspects of lowering fuel cost, waste heat recovery, the match of ship, machinery and propeller, increasing propulsion efficiency, increasing the economy of ship ' s power plants, etc. the third chapter discusses in detail the control measures of voyage change cost, analysizes systematically the voyage change cost based on the way of fuel cost, harbor cost, voyage venture cost. the fourth chapter studies the structures and control measures of seafarers cost, maintenance cost, spare parts and stores cost, lubricating oil cost, etc. which are relatively easy to be controlled ; based on the state maintenance decision - making, a mathematical model is put forward, the validity and its solve process are discussed. the control measures of spare parts, fuel cost and lubricating oil cost should be based on scientific budget, through the control means of application, reception, usage, store check, try to acquire the inosculation of theory

    第一章主要討論營運船舶運輸成本,對船舶運輸成本的概念、結構、性質與分攤、成本細分進行了分析,從宏觀上闡明了船舶運輸成本的生存環境和生長趨勢;第二章研究了船舶動力裝置的經濟性,在營運船舶降低油耗、廢熱利用、船機槳匹配、提高推進效率、提高船舶動力裝置經濟性的有效途徑等方面進行了闡述和論證;第三章詳細論述並論證了航次變動成本的控制措施,全面系統地分析和總結了航次變動成本,通過對燃油成本、港口使費、航次風險成本的分析與控制,提出了航次風險成本的概念並論述了若干航次風險成本的控制措施;第四章對船舶營運成本中的船員費用控制、維修保養及其費用控制、船舶備件物料管理及其費用控制等幾個主要可控性較高的成本進行了細致的分析並分別討論了相互的控制措施,提出了基於狀態維修決策的馬爾可夫數學模型並論證了模型的正確性及具體解算步驟,對于備件、燃潤物料的控制堅持以科學的預算為前提,以申領、接收、使用、盤存為控制環節,切實做到理論與實踐的密切結合;第五章,結合營運成本的預核算的案例,對船舶營運成本的預算及核算進行了有益的探討,旨在揭示成本發生的動因,並給出了成本預算、核算的編制方法。
  15. And the results of calculation and numerical simulation indicate, without increasing the intrinsic collector - junction area of power devices, collector - combed structure helps to raise the intrinsic heat - dissipating area and base ' s perimeter, improve heat - dissipating method of each cell of the chip, enhance the distribution uniformity of junction temperature and current of each cell of the chip, reduce the thermal resistance and raise the dissipation power pd and output power p0, fairly well relax the contradiction among frequency, out - put power and dissipation power of the devices, and further improve the devices " property against second breakdown

    而計算分析和二維數值模擬分析結果表明:梳狀集電結(基區)結構在不增加器件本徵集電結面積的條件下,增大了器件的本徵散熱面積和基區周長,改進了每個子器件單元內的散熱方式,提高了單元內結溫和電流分佈的均勻性,降低了器件的熱阻,增大了器件的耗散功率和輸出功率,較好地緩解了目前傳統結構中頻率與功率、功耗的矛盾,並有利於改善器件抗二次擊穿的性能。
  16. Independent air hating system, oven with sealed round hole array with hot air curtain, automatic oven temperature detector and control, dro, application of second time reflex of heat energy and centralize waste discharge result in energy and cost saving

    獨立的熱風加熱系統,密閉式圓孔陣列風幕式熱風乾燥烘箱,烘箱溫度自動檢測控制、數字顯示,熱能二次迴流利用,集中排廢裝置,有效地降低能耗、節約成本。
  17. Solving 2 - d inverse heat transfer problems with multi - variables in steady - state via conjugate gradient method based on second - order sensitivity

    基於二階敏度的共軛梯度法求解多宗量穩態傳熱反問題
  18. In 2006, the second guangzhou international heat - exchanging dissipating cooling technology equipment expo is an important project in the second heat energy science technology expo, which sets innovative, effective, energy - saving, environmental as its theme, and it will gather those advanced companies in heat exchanging and dissipating both in china and abroad. it will cover exhibition and trade on a whole

    2007第三屆廣州換熱散熱冷卻技術與設備展是第三屆廣州熱能科技博覽會的重要會展項目,以創新實效節能環保為主題,匯聚國內外先進的換熱散熱冷卻設備生產經銷實力企業,集會展商貿為一體
  19. When a meteoroid with a speed of tens of kilometers per second hits the earth s atmosphere, the friction with air will heat up the meteoroid. the high temperature will cause the surrounding atmosphere to glow, creating a bright streak of light called a

    當流星體以每秒數十公里的速度進入地球大氣層,由於與空氣摩擦而產生高熱,高溫令流星體四周空氣發光,形成一條劃破天際的光跡,我們稱之為
  20. Once the spray mist settles, the collected water undergoes a second heat exchange with fresh air inducted from the bottom and then stored for recycle

    ( 3 )噴灑水滴降落後,由底部引入之新鮮空氣再作二次熱交換后,蓄水於水槽供循環使用。
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