熱不穩性 的英文怎麼說
中文拼音 [rèbùwěnxìng]
熱不穩性
英文
instability， thermal-
In a word, convective instability strong baxoclinicity barotropic advection of potential vorticity and latent heat release are factors which activize this explosive development of cyclone
總之，對流不穩定、強斜壓性和正壓位渦平流、潛熱釋放是本次氣旋發展的啟動因子。High frequency instabilities result in grossly increased convective heat transfer coefficients in the chamber walls.
高頻不穩定性使室壁對流傳熱系數大大增加。Further experimental investigation and theoretical analysis on the structure and properties of undoped and doped polyaniline are carried out by using several inspecting methods and instruments. using fuming sulfuric acid sulfonating emeraldine base ( eb ), sulfonated polyaniline ( span ) is synthesized. the results show that it has higher solubility and good conductivity, span with different sulfonation. degree ( sd ) possesses different conductivity
藉助於一系列的現代分析手段對本徵態及摻雜態的聚苯胺的電學、光學、熱學等性能進行了分析，結果表明，本徵態聚苯胺具有高的熱穩定性，不同酸摻雜的聚苯胺具有不同的光學、電學性能。Second, we discuss the influence of environmental referance potential temperture and thermal wind on mesoscale symmetric instability. we find the expression of disturbance stream function and criterion of symmetric instability by analytical method and conclude that change caused by environmental referance potential temperture with height and thermal wind make critical richardson number and disturbance critical half - wave length of symmetric instability larger, that is to say, they benefit the occurance of symmetric instability. third, we study nonlinear perturbation analysis of mesoscale vertical circulation and evolution equation by means of f - plane. non - hydrostatic balance and filiter model
第二，討論了環境位溫與熱成風因子對中尺度對稱不穩定的影響。運用解析的方法求出了擾動流函數的表達式和對稱不穩定的判據，發現環境參考位溫隨高度的變化與熱成風因子使得對稱不穩定臨界理查遜數及擾動的臨界半波長都變大，這有利於對稱不穩定的發生。第三，採用f平面、非靜力平衡、濾聲波模式，討論了中尺度垂直環流非線性攝動分析及演變方程。Degradation of biomaterials and foods during thermal drying is caused mainly by their thermo - and xero - labile properties
摘要生物物料和食品在熱力乾燥過程中的質量退化主要是由其熱濕不穩定特性導致的。Thermo - lability of nitrifying activity in biological aerated filter
曝氣生物濾池中硝化活性的熱不穩定性Polyvinylidene chloride ( pvdc ) is a thermal unstable polymer and can be used as a prefabricate of new kind of functional material
摘要聚偏二氯乙烯是一種熱不穩定性的高分子材料，可作為制備含碳材料的前驅體。In this article, physical equations and relative three - dimensional finite - difference formulae in cylindrical and spherical geometries were derived and two - and three - dimensional code in cylindrical and spherical geometries for direct - drive by laser was made, based on the lared - s code in planar geometry. it consisted of the processes such as the inverse bremsstrahlung absorption, electic heat conduction and fluid dynamics
本論文在lared - s程序平面版本基礎上，推導了三維柱和球幾何中激光驅動的物理方程和相應的差分方程，編制了二維和三維柱和球幾何中激光驅動流體不穩定性的lared - s程序版本，主要物理過程包括：激光逆軔致吸收、電子熱傳導和流體運動。Wet and dry numerical simulation tests for explosive cyclone over western pacific were performed. by contrast the results show that : tropopause and constant temperature surface were raised by latent heat release in upper level and disturbance trough was produced because air flow ascended and became cold. owing to this process adaption, inertial instability emergenced
對氣旋強烈爆發的過程進行干濕對比數值模擬試驗，得出：潛熱釋放使對流層項和等溫面抬高，氣流在高層的上升冷卻形成擾動槽，其適應過程使高層出現慣性不穩定。That is the reason that all over the countries have never stopped researching for mask jamming technology of radar. at present, the mask jamming source mainly comes from the thermal noise and zener avalanche noise of semiconductor devices. but the noise ’ s quality isn ’ t stabile because of the differences of semiconductor devices each other and the changes of exterior conditions
目前採用的遮蓋性干擾的噪聲源主要來自半導體器件本身的熱噪聲或齊納雪崩噪聲，但各器件本身的不一致性和外界條件變化等因素使噪聲輸出質量不穩定;同時由於此類信號不能再生，不利於科學研究。To dress the question if other virulence gene were present in this kind of strains, 152 of 436 irp2 - hybridized strains were re - confirmed and selected for this study. the virulence genes or putative virulence genes detected by pcr or hybridization include heat stable toxin ( st ) & heat labile toxin ( lt ) for enterotoxigenic e. coli ( etec ), invasive plasmid antigen b ( ipab ) for enteroinvasive e. coli ( eiec ), epec adherence factor ( eaf ), epec secretion protein c ( espc ) for enteropathogenic e. coli ( epec ), hemolysin ( hlya ) and shiga toxins ( sltl and slt2 ) for enterohaemorrhagic e. coli ( ehec ) and eaggec probe for entero - aggregative e. coli ( eaggec ). the prra and yc73 genes of pathogenicity associated island ( pai ) of urepathogenic e. coli ( upec ) and " o " island 28 ( rtx 615 ) gene was also detected, the later was a newly discovered putative pathogenicity island in e. coli o157 : h7
為探討攜帶小腸結腸炎耶爾森氏菌的hpi毒力島的大腸桿菌是否具有其他已知的毒力基因，選取82株由原位雜交和pcr方法初篩irp2陽性的大腸桿菌菌株，進行在致瀉性大腸桿菌的25個毒力基因的檢測，包括腸產毒性大腸桿菌的熱穩定毒素st和熱不穩定毒素lt ，腸侵襲性大腸桿菌的侵襲蛋白b基因ipab ，腸致病性大腸桿菌的eaf 、 espc基因，腸出血性大腸桿菌的溶血素hly 、志賀毒素1 （ slt1 ） 、志賀毒素2 （ slt2 ）基因，腸集聚性大腸桿菌的eaggec探針，以及在泌尿道致病性大腸桿菌和o157 ： h7大腸桿菌中新發現的毒力島基因。Aiming at such problems in combustion system of homemade middle and miniature boiler, as a complex system with the character of dead zone, time variation, serious non - linearity, large time delay, coupling and a lot of disturbance, this paper presents a new set of optimal control resources. by using well - matched control method on system, stable automatic running is realized. having the serious divulgence coals difference a lot from each other in character, instability of chemistry, value of lowest emission of heat, home - made boiler controller is not at all ideal. instead of traditional model that controls the ratio based on proportional control or with the correct signal of the amount of oxygen, this paper, combined with intellect control theory - - fuzzy control and self - optimizing concept, propounded a kind of fuzzy self - optimizing controller to be used in air supplying system of the boiler, and expatiates on the idea of dividing the control process into two parts, dynamic and static to realize, thus meets the demand of homemade boiler economic running
本設計針對國產中、小型電站鍋爐燃燒系統參數時變、嚴重非線性、干擾因素復雜、耦合嚴重、模型不易確定的特點，提出多變量協調控制方案，解決了系統可控性差，難以實現穩定自動運行的問題；在此基礎上，改變以往以煙氣含氧量控制送風的傳統模式，針對國產電站鍋爐設備主體及一、二次送風迴路泄露嚴重，煤種混雜、成分不穩定、燃燒發熱值低、燃燒效率不高等問題，應用智能控制理論中的模糊控制技術，結合自尋最優控制的思想，設計了一種模糊自尋優控制器，應用在電站鍋爐送風控制系統上，並闡述了動靜態兩種實現途徑，通過在線優化風煤配比，實現最佳經濟燃燒，切實保障了鍋爐的經濟運行。The automobile industry of shenyang has very special characteristic, the city has the most automobile brands in our country such as bmw, hino, jinbei and including the style of suv. mpv etc. shenyang is the highest opening city on the automobile industry that introduced such world - class automobile producers as german bmw, american gm, japan hino and the international known spare part enterprise such as u. s. a. jiangsen, germany elfe, french michelin
而發動機移到後面也產生了諸多問題，例如水箱布置困難，發動機散熱等冷卻問題不好解決又如乘員廂前面失去了發動機做「安全屏障」 ，汽車前端需要加固處理從而使成本上升而發動機等后移使得前輪附著力變小，高速時轉向不穩定，影響了操縱穩定性。The factors such as the forming technology, the milling time and the mass ration of copper and paraffin in the composite materials which affect the thermal sensitivity, the thermal expansion and the thermal stability of the composite materials are investigated
通過壓力成型的方法獲得納米銅粒石蠟溫敏復合材料。研究了復合材料不同成型工藝、球磨時間以及復合材料中所含銅粉和石蠟不同質量配比對復合材料熱敏性、熱膨脹性和熱穩定性的影響。3. the reaction of lanthanide powder with anthracene in the presence of ticl4 catalyst in tetrahydrofuran at 0 - 60 under normal pressure generated organolanthanide compounds, which are less thermal. it was found that the decomposition of the organolanthanide compounds in vacuum could give rise to lanthanide powder of nanometric size with high purity accordingly
3 .納米尺寸鑭系金屬粉末制備的研究溫和條件下，採用絡合催化法合成鑭系金屬有機化合物，利用它的熱不穩定性，在真空條件下進行熱分解來制備納米尺寸鑭系金屬粉末。With the steady growth of natural gas, the recent hot spot of world sources of energy and with the encouraging progress in such renewable sources of energy as solar energy and wind energy, the proportion of oil in the world ' s unrenewable sources of energy has indeed been lower than before ; nevertheless, upon comparing with natural gas, nuclear energy and other sources of energy, it has been found out that the dominance of oil in the world ' s unrenewable sources of energy will remain unshakable in the coming 20 years though after that period of time there may be intense competition between oil and natural gas for supremacy. although people have been repeatedly made a fool of by the unpredictable oil price and made one misjudgement about it after another, yet given the world general situation of oil supply and demand, the essential variable, with which the oil price will continue to vary, plus other factors, such as the oil price policy of some middle eastern oil producers which is tending more and more rational, it can be roughly concluded that the world oil price will be stable with a slight rise
再者，隨著天然氣? ?世界能源的新熱點的「蒸蒸日上」 ，在太陽能、風能等可再生能源方面取得的可喜進展，石油在世界一次能源構成中的比例的確已不如往昔，不過，一經與天然氣、核能等進行對比分析，就發現石油在世界一次能源構成中的「霸主」地位在今後20年內仍難撼動，此後有可能會出現天然氣與石油一決高低的局面；在難以捉摸的油價面前，人們曾一次次地受到它的捉弄，一次又一次在它面前「失算」 ，但基於世界石油供求大勢仍將是其變動的基準，再考慮到其他因素，諸如中東產中東石油與21世紀的中國石油女全內容摘要油國的漸趨理性的油價政策等的影響，大致可以得出世界油價穩中有升的結論，當然，由於世界石油市場的本性使然，加上新近出現的加劇市場動蕩的4大不穩定因素的干擾… …油價在未來一段時間內依然難改動蕩本色。In the second part, the deduced self - energy in 63 theory is derived at hard thermal loop approximation. then we calculate the effective mass and damping rate, and also show that there is thermal instability above a critical temperature tc
在此基礎上，出自能實部和虛部與一些介質效應的對應關系式，進而求得了粒子的有效質量和衰變率，並討論了_ 6 ~ 3理論的熱不穩定性。Thermo - lability ; nitrification ; low temperature ; biofilm activity
熱不穩定性硝化反應低溫生物膜活性The short - term temperature effects on the activity of nitrifying biofilm acclimated to very cold temperature about 0. 5 and to moderate temperature were also investigated. the results indicated the former activity was seriously affected by the increase of temperature, but the latter activity was not thermo - labile
短期溫度變化對硝化生物膜活性的影響研究表明，溫度升高對長期適應于低溫0 . 5的硝化生物膜活性影響很大，但對于適應于常溫15的硝化生物膜並沒有表現出熱不穩定性效應。Standard test method for thermal instability of confined condensed phase systems confinement test
封閉的冷凝系統中熱不穩定性的試驗方法分享友人