最佳工作頻率 的英文怎麼說

中文拼音 [zuìjiāgōngzuòbīn]
最佳工作頻率 英文
frequency optimum traffic
  • : 副詞(表示某種屬性超過所有同類的人或事物) most; best; worst; first; very; least; above all; -est
  • : Ⅰ名詞1 (工人和工人階級) worker; workman; the working class 2 (工作; 生產勞動) work; labour 3 ...
  • : Ⅰ形容詞(次數多) frequent Ⅱ副詞(屢次) frequently; repeatedly Ⅲ名詞1 [物理學] (物體每秒鐘振動...
  • : 率名詞(比值) rate; ratio; proportion
  • 最佳 : the best; optimum
  • 頻率 : frequency; rate
  1. The research result indicated : for the strip primary mirror discussed in this article, the hexagon light - weighted cell has the best structural rigidity quality, the square cell is a little worse, the triangle cell is the worst ; there is an optimum on primary mirror thickness ; on condition of 1g gravity load combining with 4 centigrade uniform temperature rising, the thinner and higher of the flexible support reed, the better of the primary mirror surface figure. the decision of the structural parameters of the flexible support reed must take static rigidity, dynamic rigidity, static strength and dynamic strength of primary mirror assembly into account

    研究結果表明:對于本文的長圓形主鏡,採用正六邊形輕量化孔,鏡體結構剛性品質好,正方形次之,正三角形差;主鏡鏡體厚度存在值;主鏡組件在1g重力、均勻溫升4共同用的況下,主鏡柔性支撐簧片厚度越小、高度越高,主鏡綜合面形誤差( p - v值)越小,但同時主鏡組件的剛體位移增大、固有下降,因此柔性支承結構參數的確定要綜合考慮主鏡的綜合面形誤差和主鏡組件靜態剛度、動態剛度、靜態強度和動態強度等因素。
  2. 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,從四能級速方程出發,推導了ld泵浦nd : yag激光器的閾值、輸出功和斜效的表達式,並簡述了激光器的原理、結構型式和倍方法;其次,以空間相關的速方程為基礎,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、輸出耦合、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ld泵浦nd : yag激光器和透鏡組耦合高功ld泵浦nd : yag激光器,對激光器的輸出功和功穩定性等特性進行了實驗研究;再次,在帶尾纖輸出的高功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;後,根據泵浦光焦斑端面位置對激光輸出功的影響規律,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大學碩士學位論文蕩光束腰半徑時,激光輸出功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,隨著泵浦功的增加,測量范圍擴大,靈敏度提高,當端面泵浦功為7 . 24w (大輸出功為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 。
  3. Industrial frequency traction current may interference fsk signal. the electric parameters of track circuit must be measured periodically to make sure whether track circuits and signal equipment run normally and to avoid accident

    定期檢測軌道電路的電壓、等參數,以判斷軌道電路及其信號設備是否處于狀態,可以及時消除隱患,確保鐵路安全行車。
  4. Analysis indicates the " low pressure closed reticular flow region " results in the non - equilibrium of pressure along the primary jet ' s orifice. to obtain as large vectoring angle as possible, the optimal ranges of angles, frequencies, velocity amplitudes, and distances from the microjet actuator to the primary jet exit were discussed. the relationship between the vectoring angle of the primary jet and the phase - difference of two adjacent actuators was analyzed

    分析了「拉」模型單動器模式下,微射流動器的入射角度、驅動、速度幅值及與主射流間的距離對主射流偏轉程度的影響,並確定了動器參數的范圍;分析了「拉」模型雙動器模式下,不同的相位差對主流偏轉程度的影響。
  5. This paper establishes the linear model of hydro - turbine and deducts its transfer coefficients. then the optimized operation parameters are gained in the frequency disturbance and load rejection simulation. through comparing dynamically, this paper analyses the impact on its dynamic performance if some governing system parameter changes

    在研究小波動情形時,即系統在穩定況點附近小瞬變時,可以把非線性系統進行線性化處理;本文建立了水輪機調節系統的線性化模型,推導了其中的傳遞系數;對水輪機調節系統的擾動和機組突甩負荷況進行了模擬試驗,整定了調節參數;通過動態比較,分析了調節系統參數改變對其動態性能的影響。
  6. In this part, the high - frequency series inverter with resonant pole capacitor is introduced mainly. the current - exchanging processes of the inverter in different working modes are analyzed, how to reduce the switching loss is discussed, and the calculating methods of snubber capacitor c, factor angle switching frequency and pulse width pw are given in optimum switching process. and results of simulation and experiment verify the validity of theoretic analysis

    接著重點研究了含有諧振極無損緩沖電容的逆變器,對其換流過程中的不同狀態進行分析,討論了如何減小逆變器的開關損耗,給出了狀態下緩沖電容c 、感性角、開關、觸發脈沖的脈寬pw的詳細計算方法,並通過大量的模擬和實驗波形證明了理論分析的正確性。
  7. Frequency of piston and best temperature of glue are adjusted by operator according to the current production data so as to get the maximum glue current and reduce the waste of glue

    者根據當前的生產數據適時調整活塞往復和膠水溫度,減少膠水非生產性消耗。
  8. This processing line has two sszm1200c straight line double edgers and 90 transfer table. 30 spindles on each sszm12000c, high collocated, wheels. high - level of polishing ; compact and steady base, precise and smooth transfermission system ; big power frequency - conversion motor to control the speed of pedeail ; plc control system sets processing parameters via interface, to control the width and the speed, the minimum size of the glass can be 127xl27mm ; the structure of the machines is compact and stable. this line is our new designed products, and it s the ideal choice of assistant equipment for exquisite and industrial glass, besides, it can be used with other machines to form a production line set

    本生產線由2臺sszml200c玻璃直線雙邊機和1個90中轉臺組成每臺sszml200c玻璃直線雙邊機配置30個磨頭,磨輪配置多,加拋光精度好底座穩重扎實,傳動系統精確流暢大功電機調速控制傳送皮帶驅動plc控制系統通過界面設定參數控制,小加玻璃寬度尺寸小至127127mm機器結構緊湊性能穩定,是我公司全新設計的力是大批量精品玻璃和業玻璃磨邊生產的暈配套設備,可口與夾膠印花,鋼化等生產線配套使用
  9. Xgp frequency convert washing and dewatering machine is an ideal equipment and best choice for washing industry because of its advantages such as washing integrated with dewatering, little vibration due to a suspension shock absorbing device, high washing effeciency and flexible easy operation

    Xgp型變洗脫兩用機是業洗滌行業的福音,具有洗脫一體化,採用懸浮式減震裝置,震動小,洗滌效高,操簡便,靈活,是洗條行業理想、的選擇設備。
  10. Xgq frequency convert washing and dewatering machine is an ideal equipment and best choice for washing industry because of its advantages such as washing integrated with dewatering, little vibration due to a suspension shock absorbing device, high washing efficiency and flexible easy operation

    Xgq型變洗脫二用機是業洗滌行業的新一代產品,具有洗脫一體化,採用懸浮式減震裝置、震動小、洗滌效高、操簡便、靈活,是洗滌行業理想、的選擇設備。
  11. Sxt variable frequency changing wash & dry double - use washing machine is a novel product of industry washing trade. lt has double usage of washing and drying and is applied with hanging vibtation reducing apparatus to reach low vibration, high washing efficiency, convenient operation. lt is the most ideal and best choice of washing trade

    Sxt型變洗脫二用機是業洗滌行業的新一代產品,具有洗脫一體化,採用懸浮式減震裝置,震動小、洗滌效高,操簡便、靈活,是洗滌行業理想、的選擇設備。
  12. Xtq computer - controlled washing and dewatering machine is an ideal equipment and best choice for washing industry because of its advantages such as washing integratedb with dewatering, little vibration due to a suspension shock absorbing device, high washing efficiency and flexible easy operation

    Xtq型全電腦洗脫二用機是業洗滌行業的福音,具有洗脫一體化,採用懸浮式減震裝置,變技術,震動小,洗滌效高,操簡便,零活,是洗滌行業理想、的選擇設備。
  13. Secondly, basing on the theory of on - off gain of small signal, the raman gain coefficient for frequency shift between 0. 5 and 20 thz of standard sigle mode optical fiber is measured by pump - probe method through a super luminescent diode ( sld ) as a broadband small signal probe source. thirdly, numerical simulation analysis of gain characteristic of raman fiber amplifier for c band wdm signal light is made according to the raman gain coefficient of the fiber measured before through target and four rank runge - kutta method. at the invariability of wavelength and maximum power of each of two pumps, schematic of powers of two pumps for best flatness on c band wdm optical gain was found out, at the same time, the factors of resulting in gain saturation is analyzed, too

    本文首先應用經典的電磁理論對拉曼光纖放大器的機制進行了分析,然後,根據小信號理論推導出的開關增益求出了光纖拉曼增益系數的表達式,採用泵浦-探測波的方法,利用超輻射激光二極體( superluminescentdiode簡稱sld )為探測光源,測量了所用標準單模光纖移為0 . 5 - 20thz的拉曼增益系數,之後根據所測得的光纖的拉曼增益系數譜對應用該類光纖構成的放大c波段wdm光信號的拉曼光纖放大器的增益特性採用打靶法和四階龍格- - -庫塔進行了數值計算,在給定了兩個泵浦光源的波長和大功后,找出了反向泵浦情況下使c波段wdm光源增益平坦的兩個泵浦的各自,同時也分析了導致信號光飽和的原因。
  14. Optimum working frequency owf

    最佳工作頻率
  15. Optimum working frequency

    最佳工作頻率
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