預熱壓力 的英文怎麼說

中文拼音 []
預熱壓力 英文
preheating force
  • : Ⅰ副詞(預先; 事先) in advance; beforehand Ⅱ動詞(參與) take part in
  • : 壓構詞成分。
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  1. In this case, international hot money and idle fund flow into our country in a large amount, gamble the appreciation expectancy of rmb, become of our country foreign exchange reserve with foreign currency account for main reason that fund rise fast in recent years

    近年來,由於中國宏觀經濟的良好態勢,以及中國對外貿易的巨大順差,使人民幣面臨升值。這種情況下,國際錢與游資大量流入我國境內,賭人民幣升值期,成為近幾年我國外匯儲備和外匯占款快速上升的主要原因。
  2. Selection of preheated temperature for tgp penstock welding

    三峽工程左岸電站引水鋼管焊接溫度的選擇
  3. In this paper, thermal evolution history of organic matter of the source rocks and hydrocarbon generation history have been researched by tti method, hydrocarbon migration direction and migration times were probed combining with the area structure development feature ; distribution pattern of the main reservoir intervals on lateral and longitudinal have been predicted by researching on development feature and control factors of the reservoir intervals, the actions of reservoir conditions in hydrocarbon accumulation and bearing also were probed combining with pore evolution feature ; the micro - pore feature of regional cap and direct seal in carboniferous - lower triassic in this area have been determined with micro - capillary pressure curve and intrusive mercury curve ; the prospecting districts have been pointed out combining with the hydro - geologic feature, the potential reservoirs were classified according to trap types in this area, the author attempt to evaluate on the hydrocarbon - bearing condition in the str ata of carboniferous ~ lower triassic from hydrocarbon generation and migration reservoir condition, reserved condition etc, and predict the reservoir types and hydrocarbon - bearing patterns combining with the structure evolution. based on above, the author point out that the central block of chenghu - tuditang synclinorium and the southern block of dangyang synclinorium are the advantageous regions for exploration

    本文用tti方法研究了烴源巖有機質的演化史和油氣生成史,並結合區內構造發育特徵,探討油氣在區域上的運移方向和在時間上的運移期次;通過對儲集層段的發育特徵和控制因素的研究,測了本區主要的儲集層段在橫向上和縱向上的分佈規律,並結合孔隙演化特徵,探討儲集條件在油氣聚集成藏中的作用;利用微毛細管曲線法和汞法,對石炭系?下三疊統的區域蓋層和直接蓋層的微孔隙特徵進行了定量評價,並結合水文地質分佈特徵,指出有利於油氣保存的地區;根據區內存在的各種圈閉類型,對可能存在的油氣藏進行了分類,並試圖從油氣的生成與運移、儲集條件、保存條件等方面,動態地綜合評價石炭系?下三疊統油氣成藏條件,並結合構造演化特徵,測其油氣藏類型和成藏模式。
  4. This paper aims at the characteristics of thermal response of lpg vesse1 under high temperatue, conjoining the project of " study on transportation safety early - wdring system of lpg dangerous goods " supported by transportation departinen of china and the project of " mechanism study and numerical simulation of the explosion of lpg vessel " supported by science foundation of hubei province. the interdisciplinary research has been done among temperature field distribution of lpg vessel under flame surroundings, intensity calculation, crack propagation predication and mechanism of explosive accident, etc. three parts are analyzed and discussed

    本文針對高溫環境下液化氣容器的響應特性問題,結合交通部重點科技項目「液化氣體類危險品運輸安全警系統的研究」和湖北省自然科學基金項目「液化氣容器爆炸機理研究及數值模擬」 ,對在火焰包圍下的液化氣容器的溫度場分佈、強度計算、裂紋擴展測以及爆炸事故機理等方面開展了多學科的交叉研究。
  5. The pressureless infiltration technique means that the spontaneous infiltration of the refined molten al or al - si alloy into the power bed, contains the filler reinforcement particle and k2tip4, occurred at 900 to fabricate sicp / al or sicp / al - si composites, without the aid of any externally applied pressure or vacuum, only by its gravity

    自浸滲法是指在不藉助任何外作用下,把熔煉好的鋁液,經精煉,調溫后,澆入經過,含有增強體顆粒與助滲劑的混合體粉末中。
  6. During the temperature fields, the results indicate that the processing parameters such as the extrusion velocity, casting temperature, perform preheating temperature, die preheating temperature and so on are important for the temperature fields besides the dwell time. they are must be in concordance each other to the deforming zone is in the quasi - solid state, and the stable semi - solid extrusion is implemented. during the deforming fields, the hyperbolic sine thermo - rigid - viscoplastic fem model is selected according to the forming feature of the process, and the variations of the stress - strain fields are studied

    在溫度場的模擬中,模擬結果表明,保時間是影響製件成形質量的關鍵因素之一,擠速度、液態金屬澆注溫度、制體溫度和模具溫度等工藝參數對溫度場的影響也很大,需進行參數之間的協調,只有當變形區內部始終維持準固態時,才能實現穩定的液-固擠成形過程;在變形場的模擬中,根據液態浸滲擠的成形特徵,選用了雙曲正弦剛-粘塑性有限元計算模型,研究了變形過程中應應變場的變化規律,研究了模角對變形和金屬流動的影響及變形的變化過程和其影響因素。
  7. Liquid - solid extrusion of composite material is a new kind of metal forming process, which has been developed in recent years with a promising practical application prospect for its simple working procedure, low cost and good workpiece performance. through a lot of experiments, the optimization and chosing method of key process parameters ( pouring temperature, mold warm - up temperature, impregnating pressure, impregnating time ) has been mastered. under the precondition of appropriate chosing these parameters, the effective control of extrusion velocity is the key of mading good workpiece. but the control of extrusion velocity remains a handwork, and it is heavily affected by such uncertainties as a handler ' s knowledge and skill about the process. in order to solve the problem, the automatic control of the extrusion velocity is studied, and a computer control system is also designed under existing condition

    通過大量實驗,已掌握了關鍵工藝參數(熔液澆注溫度、擠溫度、浸漬時間、浸漬)的優化選取方法。在合理選取關鍵工藝參數的前提下,擠速度的控制是成形出質量良好製件的關鍵。但是,目前對于擠速度的控制仍停留在手動控制階段,利用該工藝制備管、棒材製件的成功與否受操作者對該工藝及其設備的經驗及熟練程度等不確定因素影響很大。
  8. Performance for a piezoresistive transducer pressure sensor to thermal and pressure environments can be predicted by finite element method. a simplified 1 / 8 model, considering silicon dioxide and nitride process as well as stack anodic bonding and adhesive bonding processes, was developed. the fem results were found to be comparable to experimental data. case studies suggested that pyrex stack induces certain amount of non - linearity, while it isolates hard epoxy nonlinear effect. flexible epoxy bonding or soft adhesive bonding is preferred to the packaging process. the viscoelasticity and viscoplasticity of bonding material will result in hysteresis and drift errors to sensor output. however, soft adhesive s influence on sensor can be ignored under relative stable environments. more over, detailed design and process information will help to improve modeling application

    環境下阻變換傳感器的性能可以通過有限元方法測.這里研究了簡化的1 / 8模型,模型考慮了二氧化硅和氮化硅生成過程及堆陽極鍵合和膠粘結合過程.結果發現有限元測結果和實驗數據具有可比性.範例研究表明,硼硅堆導致產生一定的非線性,但它隔離了硬環氧樹脂的非線性.在包裝過程中最好使用柔性環氧黏合或軟黏膠性結合.黏合材料的黏彈性和黏塑性將會導致傳感器輸出的滯后和漂移誤差.然而,在相對穩定的環境下,軟黏合劑對傳感器的影響可以忽略.此外,詳細的設計和過程信息有助於提高模型的適用性
  9. The process parameters of electric upsetting include : velocities of upsetting cylinder and anvil cylinder, heating current, preheating length and time, etc. because different materials have different mechanical, electric and thermal characteristics, and there are effects between different parameters, the determination of those parameters becomes a complex problem

    鐓粗成形過程的工藝參數主要包括鐓粗缸活塞運動速度、砧子缸活塞運動速度、鐓粗、加電流和長度等。這些參數的選擇是一個復雜的問題,其復雜性不僅在於不同的材料具有不同的學、電和傳導特性,而且各參數相互影響、相互制約。
  10. Numerical prediction of aircraft hydraulic system based on thermal dynamic analysis

    基於分析的飛機液系統數值
  11. Eight of input and state variables of blast furnace, i. e. silicon content, irregular coke charge, coal injection, blast pressure, blast temperature, blast volume, batch of charge in a tapping period, ratio of ore - to - coke in charge, are considered as input of prediction model

    採用天津鐵廠1 #高爐的[ si ]含量、鐵間料批數、、實際噴煤量、冷風流量、風溫度、凈焦加入量、焦炭負荷等8個影響因素作為測模型的主要輸入變量。
  12. People who cannot swim may do aerobic exercises in the water to burn calories and produce a better physique. besides, swimming also helps to strengthen the cardiopulmonary functions, rectify body posture, and prevent or treat pain in the shoulders and the lumbar region of the back. swimming is also good for unwinding, while the buoyancy of water can minimize pressure on the joints

    不會游泳的旱鴨子都可以從事水中有氧的健康運動,它有燃燒量健身健美的效果,除此之外,也能強化心肺功能,又對身體姿勢的矯正及肩膀腰部的疼痛,都有防與療效,游泳也有舒解的功能,水的浮又會減少身體關節所負的
  13. In order to make investigators know about the current research state of preparation of the carbon / graphite materials with high density and strength from mesocarbon microbeads, and direct the research, development and production, in this review, the influence of preparaed mesocarbon microbeads from various raw materials and methods of preparation, ball diameter of carbosphere, preoxidation temperature and time, moulding pressure and time, heat treatment temperature and heating rate, holding time on the mechanical properties and microscopic structure of carbon / graphite product were discussed by us

    摘要為了對中間相炭微球制備高密高強炭石墨材料的研究現狀有所了解,並且對實驗和實際生產起到指導作用,本文通過參閱大量中外文獻,討論了不同原料及制備方法制得的中間相炭微球、炭微球的球徑、氧化溫度及時間、成型及時間、處理溫度及升溫速率、保溫時間對炭石墨製品的學性能及微觀結構的影響。
  14. The results show that while the mass flow of refrigerant is 1. 85g / s, the inlet temperature of refrigerant is 18. 9, the evaporating pressure is 0. 62mpa, the mass flow of water is 31. 1g / s, and the inlet temperature of water is 36. 9, the refrigerant of miniature evaporator wholly vaporizes in the tube, and the heat transfer rate is 342w. it achieved the demand of design

    經過實驗測試,當製冷劑質量流量為1 . 85g / s ,製冷劑入口溫度為18 . 9 ,蒸發為0 . 62mpa ,水的質量流量為31 . 1g / s ,水的入口溫度為36 . 9 ,此時,螺旋管蒸發器內製冷劑完全蒸發,換量342w ,達到了微型蒸發器的期設計要求。
  15. By adopting the method of coupling analysis, and a comprehensive consideration on composed pressure and affections of pre - tightened radial force and thermal stress, the internal stress field of anvil was obtained and the damage mechanism was expounded

    採用耦合分析方法,綜合考慮合成、徑向的作用,獲得了頂錘內部的應場,闡述了破壞機理。
  16. Using cfx4. 3 code with finite difference and simplec methods, the temperature distribution of ladle lining baked at different preheating temperature of combustion gas was studied numerically and experimentally

    利用計算流體學軟體cfx4 . 3 ,採用有限差分方法和修正的速度耦合演算法simplec ,計算了某廠蓄式鋼包內襯的溫度分佈,重點分析了不同氣體溫度下鋼包內襯溫度的變化規律,並進行了實驗驗證。
  17. Simple unfired pressure vessels designed to contain air or nitrogen. part 2 : pressure vessels for air braking and auxiliary systems for motor - vehicles and their trailers

    計用於裝灌空氣或氮氣的不用火加的簡單容器.第2部分:汽車及其掛車的空氣制動和輔助系統的容器
  18. In this thesis adding the pre - process carbon nanotubes into the powder of silicon nitride, with ball milling, drying and sieving, fabricate the silicon nitride ceramics applying the hp sintering method, which in order to improve the toughness of the silicon nitride

    本文就是利用碳納米管優良的學性能,在對其處理后,將其添加到氮化硅陶瓷粉末中,經球磨、乾燥、過篩后,採用燒結工藝,制備氮化硅陶瓷,以期改善氮化硅陶瓷的韌性。
  19. The third chapter employed a new method of taking pressure as step to simulate refrigerant flow characteristics in adiabatic capillary tubes, based on adiabatic capillary tube mathematic models. refrigerant critical flux in capillary tubes is predicted by means of back - propagated method. it indicates that this method can save computational time, so it can be used in engineering

    在建立絕毛細管數學模型基礎上,採用以為步長的新方法對絕毛細管進行了模擬計算,採用bp神經網路對製冷劑在毛細管中臨界流量進行了測,結果表明該方法能夠較大幅度地節省計算時間,因而具有工程應用價值。
  20. However, it is of great importance to apply only the proper amount of preloading in order to prevent excessive heat - generation and premature termination of ball screw ' s expected life

    然而,的數值大小非常重要,必須使用合適的以免發生過以及減少絲杠壽命的情況。
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