相位敏感性 的英文怎麼說
中文拼音 [xiāngwèimǐngǎnxìng]
相位敏感性
英文
phase sensitivity- 相 : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
- 位 : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
- 敏 : Ⅰ形容詞(靈敏;敏捷) quick; agile; smart; nimble Ⅱ名詞(姓氏) a surname
- 感 : Ⅰ動詞1 (覺得) feel; sense 2 (懷有謝意) be grateful; be obliged; appreciate 3 (感動) move; t...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 相位 : phase position; phase
- 敏感性 : sensibility; sensitiveness; susceptibility; susceptiveness敏感性分析 sensitivity analysis; 敏感性...
- 敏感 : sensitive; susceptible; tactful
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Most of plants, when attacked by avirulent pathogens, usually produce a hypersensitive response ( hr ) at the locus attacked and develop a systemic acquired resistance ( sar ) throughout entire plant by expressing a set of defense genes including pathogenesis - related ( pr ) genes
植物受到病原菌侵染后,感染部位產生過敏性壞死反應,在其它部位產生系統獲得性抗性並伴隨抗性基因包括病程相關蛋白( pathogen - relatedprotein )基因的表達。Women as well as men possess a special sensitivity in the same general areas of the body, and they can develop the same erogenous zones
女性和男性在大致相同的身體部位都擁有特殊的敏感性,而且這些身體部位能夠演變成性敏感區。Choose two nodes on the edge of the structural to compare the results calculating by the finite element program midas, then we can draw a conclusion that these kinds of space truss systems is sensitive to the libration of the dynamic wind loads. to consider this factor is very necessary in the process of design, we will use the pulsant augmentation coefficient to realize it
比較靜力風荷載和動力風荷載作用下的有限元軟體的計算結果,選取結構邊緣部分的兩個節點,對比它們在兩種方法計算下的最大位移的計算結果。經過比較可以看出重量輕、頻率低、阻尼小的柔性建築物對風荷載的橫向振動是很敏感的,在進行工程設計時應該考慮這種因素,並可採用乘以風振系數等相應方法來加以體現。According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d
本文首先介紹了ld泵浦nd : yag激光器的發展狀況、主要特性及其應用,從四能級速率方程出發,推導了ld泵浦nd : yag激光器的閾值、輸出功率和斜效率的表達式,並簡述了激光器的工作原理、結構型式和倍頻方法;其次,以空間相關的速率方程為基礎,提出了ld端面泵浦nd : yag激光器的設計方法,給出了一定泵浦耦合方式下,振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據,以此為依據,設計了自聚焦透鏡耦合小功率ld泵浦nd : yag激光器和透鏡組耦合高功率ld泵浦nd : yag激光器,對激光器的輸出功率和功率穩定性等特性進行了實驗研究;再次,在帶尾纖輸出的高功率ld泵浦nd : yag激光腔內插入一隻空液晶盒,觀察到了激光器以單縱模運轉;最後,根據泵浦光焦斑端面位置對激光輸出功率的影響規律,提出了ld端面泵浦nd : yag激光位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時,激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律,測量范圍和靈敏度依賴于泵浦功率,隨著泵浦功率的增加,測量范圍擴大,靈敏度提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology
為使二維振動傳感器在兩主軸方向的靈敏度大致相同,敏感元件採用高度對稱的四梁結構,其中每個軸向上均採用帶折疊梁的雙側叉指電容結構,採用體硅微機械工藝製作的高深寬比叉指電容式敏感元件,具有高靈敏度、寬量程、非線性誤差小、外圍電路簡單等優點;對設計的敏感元件結構參數進行了計算,並利用有限元法進行了模擬分析,根據模擬結果得出了優化參數;在確定敏感結構的基礎上,研究了敏感元件採用體硅微機械加工工藝製作的工藝流程和關鍵工藝技術;對敏感晶元內部的c - v介面電路進行了原理設計與分析,利用差動測量技術得到由振動引起的微小電容變化量,經c - v介面電路進行相位調制處理,然後通過解調輸出與加速度成正比的電壓信號。Simulated results showed that the position and the evolution process of necks are influenced by tensile strain rates. uniform deformation covers only a small fraction of the total deformation. however, at the steady - like flow stage, restrictions and accommodations between scattered localizations promote large uniform deformation
數值結果表明,頸縮的位置及發展過程受拉伸應變速率影響,完全均勻變形在總變形中實際占份量較小,而似穩流動階段的分散不均勻性的相互牽制與協調,使率敏感材料得以在接近均勻的狀態下經受大的變形。In general, these studies are primarily based on the theories of financial restraint and financial deepening initiated by r. i. mckinnon and e. s. shaw, either stressing the urgency of china ’ s interest rate liberalization, its international experience, target orientation, mode selection, sequencing, conditional creation, risk control and the transformation of the monetary policy conduction mechanism, or such problems as the effect of reform on each economic party, positive examination of the real interest rate, savings mobilization, investment quality, relativity between the variables in economic growth as well as the interest rate sensibility in economic sectors of different ownerships
總的看來,這些研究基本上以麥金農和肖所開創的金融抑制?金融深化理論為依據,或是側重於討論我國利率市場化改革的必要性迫切性、國際經驗、目標定位、模式選擇、次序安排、條件創造、風險控制以及貨幣政策傳導機制的改造等問題,或是側重於分析改革對各個經濟行為主體的影響,再者就是實證考察實際利率、儲蓄動員、投資質量、經濟增長各個變量之間的相關性和不同所有制經濟部門的利率敏感性。The pharmacology analysis on the increased current in the single mutant ( sos3 / athkt1 ) indicated that the increased current, possibly contributed by athktl activity, could be inhibited by ttx and ca2 +. it is insensitive to tea * and have the same selectivity to li +. the data suggest that the protein athktl perhaps is a na + - permeable channel
結果顯示athkt1蛋白介導的電流增大可被ttx和ca ~ ( 2 + )部分抑制,對k ~ +通道抑制劑tea ~ +不敏感,而,盯甫大月卜二幾月目睜困月周口創七掩呀,匕月目卜位倫大且對li +有相似的選擇性,表明athkti蛋白可能為一種na +通透型陽離子通道,其蛋白活性受到5053蛋白的抑制調節。The reasons focusing only on ray travel times are " noise tolerance could be enhanced and the sensitivity to the environment model mismatch may be reduced by neglecting amplitude information ; phase ambiguity is eliminated by employing the group delay of arriving wave packets ; travel times are pseudo - linear functions of sound speed profiles of the medium, and the perturbation of ray travel time is much smaller than sound pressure ' s
之所以選擇聲傳播時間的原因是:噪聲容限可以得到提高,並且傳播時間的計算可以不考慮聲壓的信息,從而降低了對環境模型失配的敏感性;相位的起伏也可通過到達包絡的群延時來消除;傳播時間是介質聲速分佈的偽線性函數並且傳播時間的起伏遠小於聲壓的起伏。The simulated results show that we can improve the sensitivity by setting the optical bias at / 2, reducing the gap of electrode, increasing the overlap integral factor, reducing the insert lose, adopting suitable segmentation number, increasing the electrode length, increasing the optical power, reducing the wavelength and the relative intensity noise and reducing the receive bandwidth ; obtain the wider bandwidth utilizing reducing the electrode length and the capacitance of modulator, segmentation the electrode ; increase the dynamic range using lowering noise, increasing the optical power at the detector and lower optical bias
通過計算得知,使傳感器相位偏置為/ 2 ,減小電極間距,提高電光重疊因子,減小器件插入損耗,採用合適的分段數,增加電極長度,增大光功率,降低激光的波長,減小相對強度噪聲,減小接收帶寬,對提高靈敏度的效果是非常明顯的。而減小天線長度,降低調制器電容,電極分段,都可以獲取較大的帶寬。降低系統噪聲;增加到達探測器的光功率,採用較低的光學偏置,都可以增大線性動態范圍。So a computer - aided alignment method for a series of reference lens is studied in detail in this paper. based on analyzing the optical quality affecting factors and optical design, the folio wings are described in detail in this paper : ( 1 ) how to choose merit function of optical quality in terms of the specific reference lens, and sensitive structure parameters to optical quality would be determined according to their tolerance data ; ( 2 ) discussing the relationship between the aberrations and the misalignment of reference lens ; ( 3 ) building the mathematical model for the misalignment optical system, and then calculating the misalignment value by the alignment software compiled on zemax and matlab platforms ; ( 4 ) experiments are made to examine the computer - aided alignment method. the theoretical and experimental data and plots are given in the paper
本文在分析標準球面透鏡的設計及其光學質量的影響因素基礎上,開展了以下四個方面的研究: ( 1 )根據系列標準球面透鏡的具體結構特點,選擇透鏡的質量評價指標,研究標準球面透鏡的公差分佈,確定敏感結構參數; ( 2 )研究光學質量評價指標與失調量之間的函數關系; ( 3 )建立數學物理模型,根據球面波的實測結果,求解待調系統的失調方位和量值,研究原理上實現計算機輔助裝調的可能性,在zemax和matlab平臺上編寫輔助裝調軟體; ( 4 )建立實驗裝置,實際研究標準球面透鏡的計算機輔助裝調方法,文中給出相應的理論分析及實驗數據和曲線。Some results have been shown as follows : 1. some main factors to rock slope stability were analyzed by sensibility analysis. the conclusions are shown that earthquake has a most influence on its stability, cohesion c and friction angle in the next one, groundwater level h in the third, and density p of rock masses and height h of slope minimal
通過對影響巖質高邊坡穩定性的主要因素進行敏感性分析,表明:地震作用對邊坡安全性的影響最大;滑動畫內聚力c和內摩擦角對安全系數k值的影響次之;地下水位高度h對安全系數有一定的影響;而坡體密度和高度h對邊坡安全性的影響相對較小,有時可以不予考慮。Among the joint dose experiments, the antagonism of selenium and mercury is the most evident in the rats with 2 : 1 mol - ratio of selenium and mercury but the least in the rats with 1 : 2 mol - ratio of selenium and mercury. the results also showed that there are two essential conditions for good antagonistic effect of selenium and mercury and 1 : 1 mol - ratio relationship of selenium and mercury in the most organs ( liver, gland, spleen, stomach and lungs ). one is that the content of mercury is more than 100nmol / g, and another is the 2 : 1 dose ratio of selenium and mercury
總體而言,雌性大鼠對硒、汞毒性的拮抗作用與雄性大鼠相比時更為敏感;相同性別的大鼠體內,聯合高劑量時硒、汞的拮抗作用最明顯,聯合中劑量時,拮抗效果相對不明顯,而聯合低劑量時,拮抗效果最差;聯合摩爾劑量比為2 : 1 ( se : hg )和汞的積累濃度大於100nmol g ,是大鼠體內大部分組織器官(肝臟、胸腺、脾、胃、肺)中四川大學碩士學位論文硒、汞等摩爾比積累的兩個必要條件,同時也是硒、汞的相互作用產生最佳桔抗效果的兩個重要前提。The experimental results show that the critical transition point of chaos state by complexity analysis corresponds well with that proposed by chaos analysis, but complexity analysis is easier to be calculated. complexity theory not only provides a new method to analyze non - linear pressure fluctuation, but also have been proposed to be wide application foreground used in the future
漲落復雜性和最大lyapunov指數在對床內運動進入混沌狀態的敏感指示這一點上,兩者是一致的,但漲落復雜性和最大lyapunov指數相比,不易受到取壓點高低位置不同的影響,在工業運用上更具有優勢。The strain rate sensitivity would be increased with the increase of volume fraction of sic particles. the damage mechanism of sipc / al composites was dominated by the shear cracking of sic particles along the direction that was vertical to the loading
同時該復合材料存在應變率敏感性, sic含量的增加導致復合材料應變率敏感性的增加,以垂直於載荷方向的增強西安理工大學碩士學位論文相顆粒的剪切開裂為主要破壞模式。They are not only professional musicians of the highest calibre, but they are such wonderful, sensitive and caring human beings. the choirboys were so surprised and impressed that mr. karlin would take time out from his busy schedule to purchase yo - yos for each of them as a token of his appreciation for their part in the peace seeker
他們兩位不但是不可多得的專業音樂家,而且個性相當和藹敏感而體貼,卡林先生甚至還在百忙之中,抽空為每位聖詠團的男孩購買溜溜球,感謝他們參與的演出,這點令每位學童既驚訝又感動。In order to design wavelength insensitive power splitter based on soi, the wavelength characteristic of mach - zehnder interferometer were investigated by means of bpm and fdm ( finite - difference method ). then the parameters of mach - zehnder interferometer were optimum designed using genetic algorithm. besides, genetic algorithm is also used to optimize the upper tier parameters of mzi based silica - on - silicon to attain a flat spectral response
為了設計對波長不敏感的soi材料的mz功分器,利用束傳播法( bpm )和有限差分模式解方法( fdm )對mach - zehnder結構的組成部分定向耦合器和相位延遲部分做了波長相關特性的計算,然後通過遺傳演算法優化設計了mach - zehnder的結構參數。Under an appropriate condition, the squeezed vacuum field can trap the two atoms in ri ). an analytical expression of emission spectrum for three - level atom interacted with two - mode cavity field is given. the effects of the initial state of system on the emission spectrum for three - level atom are explored
我們給出了好腔中與雙模腔場相互作用的三能級原子發射譜的一般表達式,探討了系統初態對三能級原子發射譜的影響,闡明了只有原子和雙模驅動場初始時刻均處于相干疊加態,原子不同躍遷通道間的量子干涉才使得原子發射譜呈現相位敏感性。The conclusion is given as follows : 1. the curvature mode is rather sensitive to the damage of structure. it is more sensitive than frequency and displacement mode and can be used to locate the damage of structures like a beam, and it is also sensitive to several damage
我們得到以下結論: ( 1 )曲率模態是結構損傷識別的敏感標識量,曲率模態比頻率和位移模態對損傷更敏感,可以用曲率模態檢測梁式結構損傷的位置,且曲率模態對多處損傷部位敏感,各處損傷部位之間不相互影響,符合實際檢測需要; ( 2 )曲率模態對結構的損傷程度也可以進行定性分析。All the data showed that, the head and buttock are the sensitive vibration parts, the vibrations of the head and buttock are comparably large and their vibration curves are like. the vibration of head has a indistinctly effect on the comfort of recumbent person. the legs " vibration is small and fluctuated largely, so the legs " vibration can be ignorant to enhance the accuracy
試驗數據分析表明,臥姿乘客頭、臀是振動敏感部位,頭部對臥姿乘客的舒適性影響明顯;頭部和臀部振動較大,且振動加速度曲線相似;腿部振動量很小,振動加速度波動大,因此可以在實際測試評價中略去以便提高測試精度。分享友人