熱化中子 的英文怎麼說

On the lower shelf five vertical breakfast plates, six horizontal breakfast saucers on which rested inverted breakfast cups, a moustachecup, uninverted, and saucer of crown derby, four white goldrimmed eggcups, and open shammy purse displaying coins, mostly copper, and a phial of aromatic violet comfits. on the middle shelf a chipped eggcup containing pepper, a drum of table salt, four conglomerated black olives in oleaginous paper, an empty pot of plumtree s potted meat, an oval wicker basket bedded with fibre and containing one jersey pear, a halfempty bottle of william gilbey and co s white invalid port, half disrobed of its swathe of coralpink tissue paper, a packet of epps s soluble cocoa, five ounces of anne lynch s choice tea at 2 - per lb. in a crinkled leadpaper bag, a cylindrical canister containing the best crystallised lump sugar, two onions, one the larger, spanish, entire, the other, smaller, irish, bisected with augmented surface and more redolent, a jar of irish model dairy s cream, a jug of brown crockery containing a noggin and a quarter of soured adulterated milk, converted by heat into water, acidulous serum and semisolidified curds, which added to the quantity subtracted for mr bloom s and mrs fleming s breakfasts made one imperial pint, the total quantity originally delivered, two cloves, a halfpenny and a small dish containing a slice of fresh ribsteak

中層放著一隻盛了胡椒粉的有缺口的蛋杯，飯桌上還擺著那種鼓狀食鹽瓶，用油紙包著的四顆粘成一團的黑色橄欖，一聽李樹商標肉罐頭36的空罐兒，墊著纖絲的橢圓形柳條筐里是一隻澤西37梨，喝剩下的半瓶威廉吉爾比公司38釀造的藥用白葡萄酒裹在瓶子上的粉珊瑚色薄繪紙已剝掉了一半，一包埃普斯公司製造的速溶可可一隻縐錫紙袋裡裝著安妮林奇公司39出品的五英兩特級茶葉，每磅二先令一隻圓筒形罐子，盛著優質結晶角沙糖兩顆蔥頭，較大的那顆西班牙種的是完整的，較小的那顆愛爾蘭種的已經切成兩瓣兒，面積擴大了，氣味也更沖鼻了一罐愛爾蘭模範奶場的乳酪，一隻褐色陶罐，盛著四分之一品脫零四分之一兌了水並變酸了的牛奶由於炎熱，它已化為水酸性乳漿與半固體凝乳，再加上布盧姆先生和弗萊明大媽40作為早餐消費掉的部分，就足夠一英品脫了，相當于原先送來的總量兩朵丁香花蕾，一枚半便士硬幣和盛有一片新鮮排骨肉的一個小碟子。

Newcastle disease virus ( ndv ) strain 695, a thermostable nature avirulent strain, were replicated in embryonated chicken eggsand its rna was extracted from allantoic fluid. referred to the reported sequence of f gene, a pair of primers were designed and synthesized. f gene of ndv b95 strain was amplified by rt - pcr, the pcr products were checked by agrose gel electrophoresis and purified by agrose gel fracion method

利用從國外引進的新城疫熱穩定性天然弱毒b _ （ 95 ）株接種spf雞胚繁殖病毒，經處理后提取病毒的基因組rna ，參考國內外發表的ndv融合蛋白基因序列，設計一對特異性引物，經反轉錄聚合酶鏈式反應（ rt - pcr ）擴增出約1700bp大小的特異性片段，將此片段回收純化后，利用t - a克隆技術將其克隆到pgem - t - easy克隆載體中，再轉化大腸桿菌jm109感受態細胞，轉化后經分子量比較、 pcr鑒定和酶切分析篩選陽性克隆。

The degradation of the electrical characteristics in sic pn junctions irradiated by neutron is attributed to the recombination centers and the electric field effect on the thermal emission of traps within the depletion region. the relationship of the ideality factor to the applied voltage is theoretically studied

提出了中子輻照下sicpn結電特性退化的新的理論， pn結耗盡區中的輻照陷階在耗盡區電場的作用下熱發射效應得到加強，從而導致pn結正偏和反偏時的復合電流和產生電流的改變。

According to the demand of the concept design of china spallation neutron source ( csns ), the target station, i. e. the target, the reflector and the moderator have been simulated and optimized using monte carlo simulation software, nmtc / jam and mcnp4a, firstly. the neutron flux escaping from the target and the moderator and the heat deposition in the target, the reflector and the moderator are calculated. these results provided essential data as a basis of the spallation neutron source design

本論文結合當前中國散裂中子源（ chinaspallationneutronsource ， csns ）工程概念設計的迫切需要，選擇國際上廣泛使用的基於蒙特?卡羅方法，用於模擬粒子輸運過程的程序mcnp4a和nmtc jam作為研究工具，首次對csns靶站進行了全面的模擬與優化，內容包括靶、反射體與慢化器系統的中子通量分佈以及熱量沉積，同時計算了靶的溫度場與應力場分佈。

It is the main purpose of this paper to calculate the energy splitting of ground state and excited states induced by thermally assisted quantum tunneling. first, a brief introduction is given for the theoretical and experimental studies on the magnetic macroscopic quantum effects. then, spin tunneling in a uniaxial ferromagnetic particle in transverse magnetic field is converted to a pseudoparticle moving in effective double - well potential with the help of the effective potential description of quantum spin systems developed by ulyanov and zaslavskii. finally using the periodic instanton method we evaluate the transition amplitude, energy shift and prefactor of wkb exponential and the energy splitting of ground state and the tunneling rate for excited states induced by thermally assisted quantum tunneling are obtained

文章首先對磁性宏觀量子效應的理論和實驗方面作了簡單介紹，然後藉助于ulyanov和zaslavskii發展的一種等效勢描述方法，把外磁場沿難磁化軸方向時的自旋隧穿約化成在等效雙勢阱中運動的粒子，利用瞬子方法給出基態能級劈裂，最後利用周期瞬子方法分別計算了隧穿幅、能級移動以及wkb前因子，從而給出由於熱助量子隧穿引起的激發態的隧穿率。

The compact algorithms for heat release from floor, indoor thermal environment, control characteristic and energy efficiency of room with imbed pipe floor heating system were studied in this dissertation. the heat release from floor is key nodes in designing of imbed pipe floor heating systems. the existing plate fine model is corrected to improving its accuracy by amending the temperature of fine root

文中對原有的平面肋片簡化演算法採用了肋基溫度修正，提高了其計算準確度；根據埋管低溫熱水輻射地板結構特點，利用地板導熱形狀因子計算地板當量熱阻，首次提出了更為簡便的當量熱阻演算法，該演算法將影響地板傳熱的物性參數和各種結構參數歸結到當量熱阻中，方便於工程分析和計算。

Adiabatic geometric phase of a general quantum state

絕熱演化中一般量子態的幾何相位

Similar to hot carrier degradation, asymmetric on - current recovery was also observed and discussed. device degradation behaviors are compared in low vd - stress and in high vd - stress condition

在自加熱退化中我們也發現了類似熱載流子退化中的非對稱性恢復現象，並對其退化特點和模型進行了討論。

Now if we suppose that the rated temperature limit of any chip were identical, confining the highest temperature in the rated limit is the most important, for this purpose i apply the principle of annealing algorithm to the optimization of place distribution design. under the unvaried condition of thermal dispersion, we can get the least temperature of the maximum value in some kind of chip array

為了使得電子元件最大溫度負荷在特定散熱狀態下達到最低（低於額定的最高溫度值） ，我們將模擬退火演算法的優化設計思想應用到電子元件陣列的布局優化中，使得在不改變外部散熱條件的情況下，僅僅通過電子元件位置分佈的改變就取得降低其最高工作溫度的效果。

A novel strip - coil - baffle structure used to enhance heat transfer and support the tube bundle for a tube - shell heat exchanger is proposed. the new structure can sleeve the tubes in bundle alternatively to create a vortex flow in a heat exchanger. the numerical simulation on the flow and heat transfer characteristics for this new structure heat exchanger is conducted. the computational domain consists of two strip - coil sleeved tubes and two bare tubes oppositely placed at each corner of a square. the velocity and temperature fields in such strip - coil - baffled channel are simulated using fluent software. the effects of the strip - coil - baffles on heat transfer enhancement and flow resistance in relation to the reynolds number are analyzed. the results show that this new structure bundle can enhance the heat transfer coefficient up to a range of 40 ? to 55 ? in comparison with a bare tube bundle ; meanwhile, higher flow resistance is also accompanied. it is believe that the strip - coil - baffled heat exchanger should have promising applications in many industry fields

介紹了一種用於強化管殼式換熱器殼側傳熱和支撐管束的螺旋折流片新型結構，該結構是對換熱器管子相間地套上螺旋折流片以產生旋渦流動.研究模型是在正方形布置的4個管子中的2個對角管子套上螺旋折流片后形成的通道，利用fluent軟體對該上述四管通道模型的流場和溫度分佈情況進行了數值模擬;分析了四管通道模型中螺旋折流片對強化傳熱和流動阻力隨雷諾數的變化關系的影響.算例結果顯示該新型結構可比相同尺寸的光管通道中的情形傳熱系數提高約40 ? 55 ? ，同時也將伴隨較高的流動阻力.可以相信螺旋折流片式換熱器將會在許多工業領域有良好的應用前景

Abstract : a novel strip - coil - baffle structure used to enhance heat transfer and support the tube bundle for a tube - shell heat exchanger is proposed. the new structure can sleeve the tubes in bundle alternatively to create a vortex flow in a heat exchanger. the numerical simulation on the flow and heat transfer characteristics for this new structure heat exchanger is conducted. the computational domain consists of two strip - coil sleeved tubes and two bare tubes oppositely placed at each corner of a square. the velocity and temperature fields in such strip - coil - baffled channel are simulated using fluent software. the effects of the strip - coil - baffles on heat transfer enhancement and flow resistance in relation to the reynolds number are analyzed. the results show that this new structure bundle can enhance the heat transfer coefficient up to a range of 40 ? to 55 ? in comparison with a bare tube bundle ; meanwhile, higher flow resistance is also accompanied. it is believe that the strip - coil - baffled heat exchanger should have promising applications in many industry fields

文摘:介紹了一種用於強化管殼式換熱器殼側傳熱和支撐管束的螺旋折流片新型結構，該結構是對換熱器管子相間地套上螺旋折流片以產生旋渦流動.研究模型是在正方形布置的4個管子中的2個對角管子套上螺旋折流片后形成的通道，利用fluent軟體對該上述四管通道模型的流場和溫度分佈情況進行了數值模擬;分析了四管通道模型中螺旋折流片對強化傳熱和流動阻力隨雷諾數的變化關系的影響.算例結果顯示該新型結構可比相同尺寸的光管通道中的情形傳熱系數提高約40 ? 55 ? ，同時也將伴隨較高的流動阻力.可以相信螺旋折流片式換熱器將會在許多工業領域有良好的應用前景

The principles of differential scanning calorimetry, electron microscope, nuclear magnetic resonance and x - ray were introduced in this paper together with their applications in oil quality control, development direction of investigation on oil quality control was also forecasted here

摘要介紹了現代物理化學方法（差示掃描量熱法、電子顯微鏡、核磁共振法、 x -射線衍射法）的原理及其在油脂質量控制中的應用，並預側了油脂質量控制研究的發展方向。

Diffusion and collisions steadily disperse and destroy the polariton ? more rapidly in the hot gas

原子擴散與互撞會穩定的將極化聲子驅散與摧毀，這現象在熱氣中進行得更是快。

According to the working condition of electronic element, a testing system established to test the temperature variety of the electronic element surface on several kinds of radiator which designed on different structure under different working condition. on the basic of the experimental results, integrated theoretical model established which include three part : heat simulation copper block, two - phase closed thermosyphon and heat sink

根據電子器件的運行工況，建立了散熱器性能測試系統，並對所設計的不同型式的熱管型電子器件散熱器進行了在不同工況下的性能實驗，比較了在熱流密度、風速、風溫等實驗工況發生改變的情況下各型式的熱管型電子器件散熱器中電子器件表面溫度的變化規律。

The optimized selection is provided. secondly, many problems are investigated which include the best thickness of liquid hydrogen, moderator cell material, the ratio of para - hydrogen to ortho - hydrogen and the gain factor

利用該方法分別對影響核發熱和冷中子增益的各種因素如：慢化劑、冷包材料、冷包形狀和正仲氫比例等進行了計算、分析和優化。

Finally, it was compared and optimized for those basics that influence the heating and gain factor such as the position of cns vertical channel, the dimension of moderator cell and so on. all in all, this study can provide the calculating method, analyzing method, optimized ways and partial optimization for carr cns design and construction

對同時影響核發熱和增益的因素（如：垂直孔道位置及冷包尺寸）進行了分析比較和優化，為carr堆冷中子源系統的設計和建造提供了計算方法、優化思路和部分優化結論。

And for analog applications by adding a normally - on nmosfet in series with the n - mosfet in an analog circuit respectively. according to spice3f5 and bert2. 0 simulation results, the substrate current of new structure cmos inverter is suppressed to about 50 % of its original value and good hot - carriers resistant behaviors are obtained without adding any extra delay

0對倒相器的模擬結果表明：新型cmos數字電路結構結構使襯底電流降低約50 ，器件的熱載流子退化效應明顯改善而不會增加電路延遲；巳該電路結構中肖特叢一級管可在nmosfet漏極亙接製作肖特基金半接觸來方便地實現，工藝簡單又無須增加晶元而積。

Since its establishment last year, the ensemble has twice given charity performances at the kinmen elderly home and kinmen prison. the group has also performed at the taliao women s prison in kaohsiung and the kinmen county cultural center. in addition, the dance troupe of the love ocean art ensemble won first prize in the folk dance category at a dance competition held by formosa s seven southern counties

清海無上師世界會的愛海藝術表演團，是由一群熱心社會公益活動喜愛音樂藝術的同修所組成，表演團于去年成立之後，曾二度前往金門老人院及金門監獄進行慈善表演，並受邀至高雄大寮女子監獄及金門縣立文化中心演出而愛海舞蹈團則曾於南部七縣市的舞蹈比賽中，榮獲民族舞蹈項目第一名。

It is shown in mechanism analysis that 1 / f noise originating from border traps is ~ sensitive to both of the oxide charges and interface traps induced by esd and hci and the similarity coefficient can express the local characterization more thoroughly, while the changes of electrical parameters usually lie on one of the defects

機理分析表明，起源於邊界陷阱的1 / f噪聲對于靜電和熱載流子誘發的氧化層電荷和界面陷阱兩類缺陷都同時敏感，而相似系數更能反映1 / f信號的局域特性，但電參數的變化通常主要取決于其中一類缺陷。

Experimental results indicated that for the two reverse - bias stresses the degradation of the devices depended on magnitude and energy of the injected carriers. fc stress condition may speed up the degradation of devices and shorten the time of evaluating the devices life

在實驗中我們發現對這兩種應力，器件的退化與注入的熱載流子的數量以及能量有關， fc應力方法可以加速器件的退化，縮短評估器件壽命的時間。