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熱能與動(dòng)力工程專(zhuān)業(yè)英語(yǔ)(專(zhuān)業(yè)版)

  

【正文】 主要課程:高中起點(diǎn)專(zhuān)科:高等數(shù)學(xué)、英語(yǔ)、機(jī)械制圖、電工學(xué)、線性代數(shù)、工程力學(xué)、工程流體力學(xué)、泵與風(fēng)機(jī)、鍋爐原理、傳熱學(xué)、汽輪機(jī)原理、熱力系統(tǒng)。我有幸考入北京科技大學(xué)機(jī)械工程學(xué)院,從而得到了選擇熱能與動(dòng)力工程專(zhuān)業(yè)的機(jī)會(huì)。A system is said to have undergone a cycle if it returns to its initial state at the end of the process turbine cylinder(汽輪機(jī)汽缸)isessentialapressurevesselwithit’sweightsupportedateachend (Definition)系統(tǒng)就是指被選做研究對(duì)象的物體或空間。Adiabatic system is that no heat cross the boundary or heat is negligible pared with work cross the boundary:系統(tǒng)與外界既無(wú)能量交換又無(wú)質(zhì)量交換,即系統(tǒng)與環(huán)境不發(fā)生任何作用。it may not be used to predict how fast a change will take place since the system is not in equilibrium during the transfer supplements the first and second principles of thermodynamics by providing additional experimental rules which may be used to establish energytransfer in the science of thermodynamics ,the experimental rules used as a basis of the subject of heat transfer are rather simple and easily expanded to enpass a variety of practical :To take account of the “gray” nature of such surface we introduce another factor intoEquation ,called the emissive ε:which relates the radiation of the “gray”surface to that of an ideal black must take into account the fact that not all the radiation leaving one surface will reach the other surface since electromagnic radiation travels in straight lines and some will be lost to the surroundings熱能與動(dòng)力工程thermal energy and power engineering 能量轉(zhuǎn)化energytransfer 比例常數(shù)proportionality constant 比例系數(shù)proportionality factor 活性中心active center 對(duì)流傳熱convection heat transfer 電磁輻射electromagnetic radiation 角系數(shù)view factor 準(zhǔn)靜態(tài)過(guò)程quasistatic process 準(zhǔn)平衡quasiequilibrium 靜態(tài)平衡static equilibrium 強(qiáng)度參數(shù)intensive property 廣延參數(shù)extensive property 燃燒機(jī)理bustion mechanism平均分子運(yùn)動(dòng)average molecular motion 熱反應(yīng)堆thermal reactor 熱力學(xué)性質(zhì) thermodynamic property 摩爾熱容molar heat capacity 動(dòng)能kinetic energy 壓縮因子pressibility factor 溫度傳感器temperature sensor 測(cè)量電路measurement circuit 電壓輸出voltage output 靜電荷electrostatic charge 勵(lì)磁電源excitation power 內(nèi)能internal energy 能量原理energy principle 能量平衡energy balance 能量守恒conservation of energy 剪切應(yīng)力shear force/stress 角速度angular velocity 速度梯度velocity gradient 溫度梯度temperature gradient 一維onedimensional 機(jī)械能mechanical energy 內(nèi)能internal energy 動(dòng)能kinetic energy 勢(shì)能potential energy 凝固/硬化take a set 流體動(dòng)力學(xué)fluid dynamic hydrodynamics 蒸汽發(fā)生系統(tǒng)steam generating system 輔助設(shè)備auxiliary equipment 空煤比the aircoal ratio 質(zhì)量作用定律the law of mass action 阿倫尼烏斯定律arrhennius law 活化分子active molecule 活化分子碎片active molecule fragments 活化能activation energy 自由價(jià)free valency支鏈反應(yīng)定律the law of branched chain reactions 化學(xué)反應(yīng)方程式stoichiometric equation 活化中心active centres 能級(jí)energy levels 甲烷methane ch4 壓縮機(jī)pressor 冷凝器condenser 膨脹閥expansion valve 可逆reversible 絕熱adiabatic 等熵isentropic 余隙容積clearance volume 比容specific volume 壓力損失pressure loss 溶液給水溫度liquid feed temperature 體積流速the volume flow rate 液壓頭liquid head 成比例的proportional 成反比例的inversely proportional 熱力學(xué)定律principles of thermodynamics平衡溫度equilibrium temperature 相變phase change 導(dǎo)熱性thermal conductivity 傳熱系數(shù)heat transfer coefficient 強(qiáng)制對(duì)流forced convection 自然對(duì)流natural convection 外表面external surface 焓enthalpy 熵entropy 對(duì)流傳熱convection heat transfer 牛頓冷卻公式Newton law of cooling 流體物性properties of the liquid 質(zhì)量流量比mass flow ratio 電磁輻射能electromagnetic energy 熱輻射thermal radiation 凈輻射量net radiation 流體力學(xué)fluid mechanics 熱力學(xué)性質(zhì)thermodynamic property 牛頓粘性定律Newton law of vosicosity 溫熵圖temperatureentropy diagram 回轉(zhuǎn)式發(fā)動(dòng)機(jī)rotary engine 汽輪機(jī)steam turbine 光化學(xué)煙霧photochemical smog 核電站nuclear power plant 流化床燃燒fluildized bed bustion 余熱鍋爐a heat recovery builer 表面積surface area第二篇:熱能與動(dòng)力工程專(zhuān)業(yè)英語(yǔ)重點(diǎn) 原版:與外界既有物質(zhì)交換又有能量交換,把研究對(duì)象控制在某個(gè)空間。Specific volume is the reciprocal of density and is defined as volume per unit :表示絕對(duì)壓力低于大氣壓力的量值Vacuum pressure(真空度):Pressures below atmosphere is the pressure difference between atmospheric and system pressure when system pressure is lower than atmospheric And it is denoted as PVAC or ,則兩個(gè)系統(tǒng)彼此必然處于熱平衡。核能、太
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