穩恆性 的英文怎麼說
中文拼音 [wěnhéngxìng]
穩恆性
英文
steadiness-
Asymptotic stability of viscous shock profiles for one - dimensional viscous conservation laws with boundary effect
一維粘性守恆律初邊值問題粘性激波解的漸近穩定性Study of thermostability of compound galla oral liquid by classical homeothermia
經典恆溫法對復方五倍子口服液的熱穩定性研究For an incompressible fluid in steady flow, the equation takes the following form.
對于不可壓縮流體作穩恆流動的連續性方程有如下形式。At the same time, on the basis of above results, the stability problem of the polarization of particle self - spin is discussed in irregular magnetic field of accelerator. the discovery that the low degree polarization system is very sensitive to the irregular magnetic field while the high degree polarization system is very stable is found. the irregular fluctuation of the vertical ponderance is complementary to that of the horizontal ponderance due to the self - spin conservation
同時，在此基礎上，利用su （ 2 ）代數動力學方程研究了加速器中帶自旋離子的極化對磁場的含時無規擾動的穩定性問題，發現：低度極化的系統對磁場無規擾動十分敏感，而高度極化的系統對磁場無規擾動十分穩定；自旋守恆導致自旋的縱向分量的無規漲落和橫向分量的無規漲落存在著互補性。The ande anti - dry heating ceramic purple clay steamboat and purple clay eco - bottle are with heat stability and tolerance under 6000c 200c
安狄牌陶瓷紫砂耐干燒砂鍋及紫砂麥飯石健康壺熱穩定性能恆溫耐熱600 20 。In the light of the recent work in biological models, especially in the chemostat models, the dissertation provides a systematic study on the asymptotical behaviour of some chemostat models built by delay or diffusion differential equations. the main contents and results in this dissertation are as follows : i ) the global asymptotic behavior of the chemostat model with the beddington - deangelies functional responses and time delays is studied. the conditions for the uniform persistence of the competing populations are obtained via uniform persistence of infinite dimensional systems
本論文基於當前生物學模型，特別是恆化器模型的研究現狀，深入系統的研究了時滯和擴散方程描述的幾類恆化器系統的漸近性態，本文的主要內容包括以下幾個方面：一、研究了具有beddington - deangelies功能性反應函數的時滯恆化器模型，利用無窮維連續動力系統的一致持續生存的理論給出了兩競爭種群一致持續生存的充分條件，利用單調動力學系統得到了系統的全局漸近穩定性。The stability of the electron is one of the simplest yet most stringent tests of the law of charge conservation.
電子的穩定性是對電荷守恆定律的最簡明而又最有說服力的檢驗之一。Our results imply that mutual interference in a species may result in coexistence of the two competing species and demonstrate that those time delays do not influence the competitive outcome of the organisms. ii ) the asymptotic behaviour of the chemostat model with mutual interference or without mutual interference is studied. for the two models with delay, the uniform persistence of the models are both proved under the conditions of the existence of the positive equilibrium
二、研究了無種內競爭和有種內競爭的具有階段結構的時滯恆化器模型的漸近性態，對于兩類模型，都在正平衡點存在性的條件下證明了該系統的一致持續生存，對于兩類相應的常微系統的模型，均在正平衡點存在性的條件下證明了該正平衡點的全局穩定性。Qingzhou hengtai micro _ powder co. ltd uses the local rich dry fruit resources - walnut the outer covering, passed through a special system grain of craft, the research develops haspolished the special - purpose walnut shell powder product, natural didnot have the pollution, the chemical stability strongly by it, bearsthe acid and alkali, bears the pressure is high, does not contain the virulentobjectionable constituents, has uniquely escapes the dirt ability, thegranularity collection medium fine characteristic, caused the overseasmerchant highly to take, already the batch exported south korea
青州市恆泰微粉有限公司利用當地豐富的乾果資源?核桃的外殼，經過特殊的制粒工藝，研究開發出了拋光專用核桃殼粉產品，以其天然無污染、化學穩定性強、耐酸堿、抗壓力高、不含有毒有害成份、有獨特的脫污能力、粒度集中等優良特性，引起了國外客商的高度重視，現已批量出口韓國。Classical constant temperature was used comparing with the variation of consistency and the constant of reactive rate in different temperature. the results indicated that the stability of volatile oil in inclusion compound was obviously superior to that of original volatile oil
採用經典恆溫法考察了艾葉揮發油- -環糊精包合物在不同溫度條件下的濃度變化及反應速度常數，結果表明，經-環糊精包合后，艾葉揮發油的穩定性得到了提高。American law belongs to the common law legal system which mainly origins from case law. in course of its development, the judges, especially those of federal super court and the superior state courts, played a very important role. in order to retain the continuity and the stability of legal system, they made an effort to find the social demands and embedded them into the lively cases. in this way, they constantly reforged the case law legal system of america, making it permanent and fresh
美國法屬于以判例為主要法律淵源的普通法法系。在它發展演化的過程中，法官，尤其是聯邦最高法院和各州最高一級法院的法官們發揮了極其重要的作用。他們在保持法律制度的連續性和穩定性的同時，用心體察社會發展的需求，並把這種需求精心地嵌入一個個鮮活的判例中，不斷重塑著美國的判例法體系，使之恆久而常新。In this dissertation, the experimental study of rolling condition on two - phase flow instabilities of the forced - single - tube circulation system was carried out. furthermore, based on the d - partition method and the hypothesis of drift flow model, given some conservative equation, using the perturbation method the response of the pressure drop of the tube to the inlet flow rate perturbation was analyzed both in rolling condition and in normal upright position
本文主要通過實驗對搖擺條件對單管強迫循環中汽液兩相流動不穩定性的影響，同時在d分區法的前提下，在兩相區基於漂移流模型，一定的守恆條件下，在搖擺和不搖擺工況中用線性小擾動法對實驗段的壓降對入口流速的擾動的響應進行了分析。5 ） significant differences between positive and negative teacher - student - relationship at warming, emotion stability, lively, stability, social boldness, openness to chance, self - reliance and tension
初中生師生關系與其人格特徵中的樂群性、穩定性、有恆性、敢為性、自律性呈顯著性正相關。However, compared the only children whose families have economic advantages, they show higher independency. 5. compared the only children whose health is often poor, the only children who are always healthy have higher stability, higher perseverance, higher independency, higher self - discipline, but lower suspicion and tension. 6. compared those of the only children from v - type or vl - type families, the stability, the socialization, the courage, the independency, the self - discipline of the only children from core families is higher, while compared those of the only children from mainstay families, they show higher strength, higher experimentation, higher independency, higher courage, higher self - discipline
5 、身體健康狀況一貫良好的獨生子女較身體狀況一貫較差、先差后好的獨生子女表現出較高的穩定性、有恆性、獨立性、自律性，較身體狀況一貫較差的獨生子女表現出較低的懷疑性、緊張性和較高的興奮性、敢為性。 6 、核心家庭的獨生子女較、型家庭的獨生子女表現出較高的穩定性、樂群性、敢為性、獨立性、自律性和較低的憂慮性、懷疑性、緊張性，較主幹家庭的獨生子女表現出較高的恃強性、實驗性、獨立性、敢為性、自律性。The results show that the light field is squeezed regularly, and that the collapse - and - revival of the atomic rabi oscillation appears under the detuning. when the initial squeezed light - field factor r is weak, photon bunching alternates with photon antibunching, and the detuning leads to the reduction of photon antibunching ; to the contrary, the factor r is strong, photon statistical properties are steady bunching, and the detuning makes two - mode correlation properties steady
數值計算結果表明：光場呈現出較規則的壓縮現象；失諧量使原子rabi振蕩呈現周期性崩塌與復甦現象；當r較小時，光子的聚束效應與反聚束效應交替出現，失諧量將削弱光子的反聚束效應；當r較大時，光子呈現恆定的聚束效應，失諧量增強光場兩模非經典相關的穩定性。Abstract : a continuity wave model is put forward for the dispersion processof liquid - liquid two - phase system, by coupling mass and momentum conservation equations of two - fluid model. the conditions that result in a dispersion choke and the weak instability of a dispersion process are derived from the model. the phenomena of catastrophic inversion and transitional inversion are explained. the effect of drop size distribution on the maximum volume concentration of a emulsion is predicted using the model. according to the theory herein, emulsion inversion is the regime transition of liquid - liquid system due to the instablity of a dispersion process. the effect of drop size distribution on the maximum volume concentration of a liquid - liquid emulsion only occurs in a certain range of weber numbers
文摘:以雙流體模型為基礎，通過質量守恆方程和動量守恆方程的耦合，提出了液-液兩相系中彌散傳質的連續波模型.由該模型得到彌散傳質過程阻塞和彌散傳質過程弱不穩定性產生的條件，計算了液滴尺寸及其分佈對乳化液極大堆砌分數的影響，解釋了劇變型乳化逆變和漸變型乳化逆變現象.研究結果表明，乳化逆變是由於彌散傳質過程的不穩定性而引起的懸浮體型態的改變，隨液滴尺寸多分散性的增大，極大堆砌分數增大；隨液滴平均尺寸的增大，多分散性對極大堆砌分數的影響減弱；當韋伯數足夠大時，液滴尺寸及其分佈對乳化液極大堆砌分數無影響The thesis has done the widespread investigation and study to the domestic and foreign ’ s technologies of analogy low voltage and low power, and analyzes the principles of work, merts and shortcomings of these technologies, based on the absorption of these technologies, it designs a 1. 5v low power rail - to - rail cmos operational amplifier. when designing input stage, in order to enable the input common mode voltage range to achieve rail - to - rail, it does not use the traditional differential input pair, but use the nmos tube and the pmos tube parallel supplementary differential input pair to the structure, and uses the proportional current mirror technology to realize the constant transconductance of input stage. in the middle gain stage design, the current mirror load does not use the traditional standard cascode structure, but uses the low voltage, wide - swing casecode structure which is suitable to work in low voltage. when designing output stage, in order to enhance the efficiency, it uses the push - pull common source stage amplifier as the output stage, the output voltage swing basically reached rail - to - rail. the thesis changes the design of the traditional normal source based on the operational amplifier, uses the differential amplifier with current mirror load to design a normal current source. the normal current source provides the stable bias current and the bias voltage to the operational amplifier, so the stability of operational amplifier is guaranteed. the thesis uses the miller compensate technology with a adjusting zero resistance to compensate the operational amplifier
本論文對國內外的模擬低電壓低功耗技術做了廣泛的調查研究，分析了這些技術的工作原理和優缺點，在吸收這些技術成果基礎上設計了一個1 . 5v低功耗軌至軌cmos運算放大器。在設計輸入級時，為了使輸入共模電壓范圍達到軌至軌，不是採用傳統的差動輸入結構，而是採用了nmos管和pmos管並聯的互補差動輸入對結構，並採用成比例的電流鏡技術實現了輸入級跨導的恆定;在中間增益級設計中，電流鏡負載並不是採用傳統的標準共源共柵結構，而是採用了適合在低壓工作的低壓寬擺幅共源共柵結構;在輸出級設計時，為了提高效率，採用了推挽共源級放大器作為輸出級，輸出電壓擺幅基本上達到了軌至軌;本論文改變傳統基準源基於運放的設計，採用了帶電流鏡負載的差分放大器設計了一個基準電流源，給運放提供穩定的偏置電流和偏置電壓，保證了運放的穩定性;並採用了帶調零電阻的密勒補償技術對運放進行頻率補償。Abstract : the stability of the nonlinear comput ation is important in numerical weather prediction. in this paper, the concept, phe n omena and mechanism of nonlinear computational instability of the nonlinear evol ution equations in numerical weather prediction are discussed. an effective schem e, the square conservation shceme, is presented
文摘:簡述了數值天氣預報問題中非線性發展方程的非線性計算不穩定性的含義、數值計算現象以及計算不穩定產生的機理，給出了克服非線性計算不穩定的一個有效方法? ?平方守恆格式。Nonlinear dynamical systems ; nonlinear waves ; diffusion ; stability ; characteristics ; nonlinear steepening, breaking and shock formation ; conservation laws ; first - order partial differential equations ; finite differences ; numerical stability ; etc
非線性動力系統；非線性波；擴散過程；穩定性；特徵值及特徵曲線；非線性陡斜，阻斷和激波的形成；守恆定律；一階偏微分方程；有限差分；數值穩定性等等。The characteristic approximation is used to handle the convection part along the direc - tion of fluid namely characteristic direction to ensure the high stability of the method in approximating the sharp fronts and reduce the numerical diffusion ; the mixed finite element spatial approximation is employed to deal with diffusion part and approximate the scalar unknown and the adjoint vector function optimally and simultaneously ; in order to preserve the integral conservation of the method, we introduce the modified characteristic method
該方法對方程的對流部分沿流體流動的方向即特徵方向離散以保證格式在流動的鋒線前沿逼近的高穩定性，消除數值彌散現象；對方程的擴散部分採用最低次混合有限元方法離散、同時以高精度逼近未知函數及未知函數的梯度；為保證方法的整體守恆性，在格式中引入修正項分享友人