激波的產生 的英文怎麼說
中文拼音 [jībōdechǎnshēng]
激波的產生
英文
generation of shock waves- 激 : Ⅰ動詞1 (水因受到阻礙或震蕩而向上涌) swash; surge; dash 2 (冷水突然刺激身體使得病) fall ill fr...
- 波 : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
- 的 : 4次方是 The fourth power of 2 is direction
- 產 : Ⅰ動詞1 (人或動物的幼體從母體中分離出來) give birth to; be delivered of; breed 2 (創造財富; 生...
- 生 : Ⅰ動詞1 (生育; 生殖) give birth to; bear 2 (出生) be born 3 (生長) grow 4 (生存; 活) live;...
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Malonaldehyde, a marjor product of the peroxidation of polyunsaturated lipids, may play an essential role in the formation of the fluorescent products in lipofuscin - like fluorescent pigments and in the blood viscosity increase. fluorescence and non - enzymatic browning were observed in reactions between ascorbic acid ( asa ) and amino acids ( aa ) as well as in reactions involving asa autoxidation and / or polymerization in the presence of trace amounts of adventitious iron
在同時進行的熒光測定中,我們發現,丙二醛( 20mm )能迅速地降低蛋白溶液的典型熒光( 280nm 350nm ) ,而就此產生在395nm的波長激發下,發射出波長為460nm的熒光,造成蛋白質的變構變性。The excimer laser diopter correction and aberration correction have been proved efficiency and safety. based on cad / cam, applied optics, ophthalmology, biomedicine and computer techonlogy, this paper studied the principle of excimer laser aberration correction. the conception, cause of formation and representation of wavefront aberration are introduced
準分子激光治療屈光不正及消除像差的有效性和安全性已被證實,本學位論文將cad 、眼科視光學、波前像差技術、生物醫學技術與計算機技術等多學科理論交叉結合,系統敘述了人眼波前像差理論,包括波前像差概念、表示方法、測量方法和產生的原因等。The wavelet transforms were applied to identify the group velocity of flexural waves which were measured and recorded by the strain gauges and a computer
布建於鋁合金板表面的應變規,是用以偵測經激震器沖擊平板后所產生的應變波訊號。Alternatively, the ripples can be irradiated from above with a laser beam to produce an instantaneous reconstruction in reflected light.
或者也可以用一束激光從上面照射波紋,在反射光中產生即時的重建象。The wave of magnetic induction density will bring distortion with the raising of excitating voltage while measuring the magnetization characteristic
在進行磁化特性測量時,隨著激磁電壓的升高,磁感應強度波形將產生畸變。Although scientists have yet to pinpoint the cause of acne, androgen hormones - which rise during puberty in boys and girls and continue to fluctuate during a woman ' s menstrual cycle - cause the sebaceous glands to produce more sebum
雖然科學家們已經指出了粉刺罪魁禍首? ?男性霍爾蒙激素,其在男孩和女孩的青春期開始增加,在女性月經周期時產生波動,這就致使皮脂腺產生更多的皮脂。The point blast induced spherical wave is the especial instance of the ellipsoid shock wave. at last, the experimental data in alcohol are in good agreement with the calculated results of the model by analysis of the data of the laser pulse induced the laser plasma shock front by acoustics means
最後,設計應用聲學方法對酒精中產生的激光等離子體沖擊波波前傳播過程進行測試,對兩個不同方向上激光等離子體沖擊波波前測試數據的分析表明,旋轉橢球面的沖擊波模型與實驗測量結果相吻合。The experimental data are in good agreement with the calculated results of the model by analysis of the data of the laser pulse of different energy induced the laser plasma shock front by acoustics means. in addition, the calculated results of the model are in good agreement with the experimental data by optics means
同時設計應用聲學方法對水中不同能量的脈沖激光作用下產生的激光等離子體沖擊波波前傳播過程進行測試及數據分析,對光學陰影方法探測的激光等離子體沖擊波近場波前傳播數據進行詳細分析,結果表明新模型計算結果與實驗測量值一致。Continuous - wave optical parametric oscillators ( cw opos ) are an attractive source of coherent radiation in applications for which laser sources are unavailable or for which wide tunablity is needed, cw opos have remarkable features of operating with narrow linewidth and broad tunablity
連續波光學參量振蕩器( cwopos )可以用來拓寬激光的波長范圍,有較寬的調諧區域,是一種理想的產生相干輻射的裝置。由於它的窄線寬和寬調諧的輸出特性,也被用於光譜學、相干光通訊、量子光學等領域。The shearing layer is carried by the jet and the eddy is formed because of the instability and selective amplification of shearing layer which will propagate to the downstream. as the eddy impacts the impinging wall, a wave of pressure disturbance with certain frequency is induced. this wave then propagates to the upstream with high speed, and results in the overlap and amplification of the waves when the frequencies of them are close with each other
當前噴嘴流束中的不穩定擾動波在穿過腔內的剪切層時,剪切層對其有選擇放大作用,形成渦環結構,剪切流動中渦環與碰撞壁撞擊,在碰撞區域產生壓力擾動波並向上游反射,在上游剪切層分離處誘發新的擾動的產生,當新擾動與原擾動匹配時,射流上游就被不斷地受到周期性激勵,腔內就產生流體自激振蕩並在後噴嘴出口形成脈沖射流。Emission ( by atoms, molecules or ions in a material ) of optical radiation which, for certain wavelengths or restricted regions of the spectrum, is in excess of the radiation due to thermal emission from the material at the same temperature, as a result of these particles being excited by energy other than thermal agitation
原子、分子或離子由於受能量的激發而產生的某一波長或波長范圍內的光輻射,這種光輻射的能量超過了在相同溫度下該材料產生的熱輻射的能量。The origin of supercontinuum ( sc ) generation in optical fibers has been conjectured to be the interplay between fiber nonlinearities ( self phase modulation, cross phase modulation and raman self scattering ) and group - velocity dispersion ( gvd )
光纖中超連續supercontinuum ( sc )譜的產生源於光纖中各種非線性效應(自相位調制效應、交叉相位調制效應,四波混頻效應及受激raman散射等)和群速度色散的共同作用。In order to control sound radiation from a baffle in sonar equipment excited by vibration and noise from a ship, the baffle was modeled as a simply supported rectangular thin plate and its radiation characteristics were analytically investigated
摘要為抑制聲吶設備中障板受艦船振動、噪聲激勵而產生的聲輻射,將障板轉化成簡支薄板模型,分析其在諧波激勵下的聲輻射。Internal waves are a kind of bridge relating the diapycnal mechanical mixing to external sources of mechanical energy : first, internal waves are driven by wind stress and barotropic tide so that large amount of mechanical energy are transported to abyssal ocean with propagation of internal waves ; second, the mechanical energy can directly be cascaded to mixing through instability and breaking of internal waves
內波是外界提供的機械能與混合之間聯系的橋梁之一,一方面風和潮汐通過激發內波,將能量向深海和大洋內區傳遞,另一方面,內波的不穩定和破碎直接將機械能串級到小尺度湍流混合中去。開展傾斜地形上內波的傳播以及內潮的產生等方面的研究對海洋混合過程的參數化以及混合對大洋環流的影響等方面的研究具有重要的科學意義。The origin of supercontinuum spectrum ( sc ) generation in optical fibers has been shown to be the interplay between fiber nonlinear effects ( such as self phase modulation, cross phase modulation, stimulated raman scattering and stimulated brillouin scattering etc ) and group - velocity dispersion ( gvd )
光纖中超連續譜supercontinuumspectrum ( sc )的產生源於光纖中各種非線性效應(如自相位調制效應、交叉相位調制效應,四波混頻效應、受激raman散射與受激brillouin散射等)和群速度色散共同作用。The method permits the calculation of the three stages of shock wave evolution, and gives the temporal and spatial relationship of peak pressure, velocity, and profile of shock wave
文中採用流體動力學模型,解析地描述了脈沖強激光輻照靶材時,激波的產生及增強、維持和衰減規律,給出了激波峰值壓力、激波速度、激波波形的時空關系。At first, we introduced the velocity equation of dpssl, which operates in the multi - longitudinal modes. then, we give the dynamic equation of intracavity doubled - frequency dpssl, when we take in the shg ( second harmonious wave generation ) equation
本文首先介紹了固體激光器多模運轉的速率方程,結合二次諧波的產生方程,給出了內腔倍頻固體激光器的動態方程。With the development of few - cycle pulses ( fcp ), the phase shift of the optical carrier with respect to the pulse envelope becomes non - negligible
隨著周期量級激光脈沖的產生,脈沖載波及包絡之間的相對相位漂移逐漸成為不容忽視的問題。( 2 ) under certain temperature, for a short external cavity, a slight change of the external cavity length will result in an obvious variation of the lasing wavelength ; and for a long external cavity ( > 10cm ), the change of the external cavity length gives almost no effect on the lasing wavelength
當溫度保持一定時,對于短外腔,外腔長度的微小變化可以導致fgesl的激射波長產生顯著的變化;而對于長外腔(尤其當外腔長度大於10cm )時,外腔長度的變化對fgesl的激射波長基本沒有影響。Yet the detection was performed in the atmosphere, and it was an extremely complicated medium composed of many kinds of components, when laser beam penetrates such medium, severe scattering and absorbing will be exerted on the proper beam by the atmosphere molecules or aerosol etc. further more, different extents of absorbing will be exerted on the different laser beam by different qualitative particles
但由於目標探測是在大氣中進行的,而大氣是一個極為復雜的介質,激光通過大氣時,空氣分子以及大氣中的氣溶膠粒子就會對激光產生嚴重的散射和吸收。而且不同性質的粒子對不同波長的激光會產生不同程度的吸收。分享友人