時光器 的英文怎麼說

中文拼音 [shíguāngqì]
時光器 英文
time-turner
  • 時 : shí］Ⅰ名1 （比較長的一段時間）time; times; days:當時at that time; in those days; 古時 ancient tim...
  • 光 : Ⅰ名詞1 （照耀在物體上、使人能看見物體的一種物質） light; ray 2 （景物） scenery 3 （光彩; 榮譽） ...
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  • 時光 : 1. （時間，光陰）time 2. （時期，日子）times; years; days:想起往昔的美好時光 think of good old times
  1. At the same time, according to the exceptive requirement of customers, the company is able to promote special laser and optics system, and also supply the particular laser system with batch quantity

    同時，公司可以根據用戶的特殊要求，設計加工專用激光器及光學系統，也可以提供激光系統特殊用途產品的批量供應。
  2. Compared with current instruments, the setup can decrease disturbance of disorder radiation by using double layer refractive index sample matching vessel, and it can increase collecting and transmitting efficiency of radiation by adopting single mode fiber with gradient refractive index lens. with a low power laser, the sample has a low scathe, and the laser and the measurement system can be integrated conveniently

    與現有的同類型儀器相比，該儀器採用雙層折射率樣品匹配池減少了雜散光的干擾；採用帶梯度折射率透鏡的單模光纖接收、傳輸散射光信號提高了散射光的收集傳輸效率；用低強度的激光避免了對樣品的輻射損傷，同時可以使激光器和系統集成在一起，整個系統小型實用。
  3. In the beginning, engineers hoped to use semiconductor lasers.

    在開始時，工程師們希望能夠利用半導體激光器。
  4. To investigate the practicability of a solar - direct - pumped fiber laser by using a parabolic dish concentrator, the solar power absorbed by the fiber laser and its absorption efficiency were calculated with numerical method based on the characteristics of solar spectrum in outer space

    摘要為了研究拋物面碟形聚光器實現太陽能直接抽運光纖激光器，根據空間太陽光譜分佈特點，採用數值方法，計算了用該聚光器聚集太陽能量抽運雙包層光纖激光器時光纖吸收的太陽能量及其吸收效率。
  5. Actively mode - locked erbium - doped fiber lasers ( edfls ) with a high repetition rate and multi - wavelength fiber lasers are attractive optical sources in future ultra - high speed and all - optical communication systems

    多波長摻鉺光纖激光器（ mw - edfls ）可以同時為多個波長通道提供所需光源，被認為是未來長距離大容量的光纖通信系統的理想光源。
  6. A powerful laser and astronomical telescope are used for this measurement.

    在測量時使用了一臺功率強大的激光器和一臺天文望遠鏡。
  7. 6. by comparing the relative intensity between 914nm radiation and 1064nm radiation in nd : yvo4 with different nd concentration. we design a 457nm all - solid - state blue laser as pumping source for qpm - opo

    在不同摻雜濃度時， gi4nm譜線與1064urn譜線的輸出強度的相對變化，進廳了半導體激光器泵浦d ： yv0 。
  8. The second one : we studied the effect of temperature on performance of lds. it was found that threshold current increase exponentially outpower and slope efficiency decrease parabola and exponentially respectively. coefficient of temperature shift is 0. 24 / k, wheras characteristic temperature also decrease with rise of temperature

    研究了溫度對激光器各參數的影響，隨著溫度的增加，閾值電流呈指數增加，輸出功率和斜率效率分別呈拋物線和指數關系遞減，同時特徵溫度也減少，波長隨溫度的漂移系數為0 . 24nm ，並且總結了一些溫度和結構設計方面的關系。
  9. Yuli brand drive optical network lights and the colourful new torpedo lights product range, is use of new improved power spring - loaded device access by luminous objects bottom cathode metal with top of spring - loaded contacts, contacts larger, use more flexibility, and must change the old generation network light bending of " spring - loaded " installation use error - prone, lean, exposed the defects

    "魚利"牌勁光網標燈及彩光新魚雷燈系列產品採用全新改良的電源彈簧接觸裝置，由發光器底部負極金屬片與彈簧頂部接觸，接觸面更大使用更加靈活方便.傾底解決了老一代網標燈彎尾彈簧安裝使用時易偏差、傾斜、外露的毛病。
  10. As the extensive application of the semiconductor laser diode ( ld ), it become more and more important to evaluate the quantity of laser beam. far - field divergence angle of laser beams is an important parameter about value of laser quality. not only the laser divergence peculiarity in the distance is reflected, but also quality of the correlative laser apparatus and the laser transmission is exactly known

    隨著半導體激光器日益廣泛的應用，對激光光束質量的評價越來越重要，而激光光束遠場發散角是評價激光質量的一個重要參數，它不但能反映遠距離傳輸時的激光發散特性，而且能準確評估出半導體激光器的品質及激光的傳輸質量。
  11. Because of the intrinsic fractional absorption of the laser energy with the conventional solid output windows for high energy lasers ( hel ), the optical quality will be degraded, or the overall hel system cannot run at all when the laser energy are far higher, or the system runs longer time

    然而，由於高能激光器傳統的固體輸出窗口具有不可避免的部分吸收作用，因此，當輸出激光功率很高，或激光器長時間工作時，固體輸出窗口就會產生熱畸變、甚至炸裂或被擊穿，從而影響輸出激光的光束質量或使高能激光器根本無法工作。
  12. The stability output second harmonic generation ( shg ) experiment results of single - longitudinal mode and multi - longitudinal mode with long cavity were explained reasonably with these rate equations. the high polarization of fundamental wave in the isotropic laser media nd : yag with type - i critical phase - matching lbo was studied with the rate equations including polarization of fundamental light. using the polarization function of lbo, a quartz full - wave plate was introduced into the cavity, a kind of birefringent filter by considering the combination of the polarization function of the type - i critical phase - matching doubling frequency crystal lbo and the quartz whole - wave plate was constructed

    將腔內多縱模倍頻速率方程推廣應用到準三能級藍光激光器中，分析了一個縱模、兩個縱模、多個縱模時的噪聲情況，合理地解釋了實驗中激光器單縱模運轉以及長腔多縱模運轉時穩定輸出的實驗現象，同時利用該速率方程分析了以各向同性激光晶體nd : yag為工作物質，類臨界相位匹配lbo為倍頻晶體的藍光激光器中基頻光偏振特性，合理利用類臨界相位匹配lbo倍頻晶體的偏振特性與引入的石英晶體全波片構成雙折射濾光片，通過選單頻來抑制噪聲，獲得了藍光低噪聲的穩定輸出。
  13. 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 。
  14. Moreover, we give a further discussion on the numerical value calculation of temperature distribution. the main problem when we design the high duty - cycle high power laser diode array we face is the large amount of heat during its operation. so we change the proportion of some ingredients and the concentration of the dopage to gain high quality iii - v material

    在激光器陣列的設計過程中，針對大功率激光器嚴重的產熱問題，尤其是高占空比工作時，會有更多的功率轉化為熱的現象，我們改進晶元材料的配比、摻雜，提出適應高占空比工作的器件版圖結構。
  15. The he - ne laser with the wavelength of 632. 8nm, when was interacting on the pd wire, which loading ratio is 0. 6, we gain the apparent " excess heat " by the excitation

    而且，在he - ne激光器發出的波長為632 . 8nm激光的照射作用下，在充氫率為0 . 6時，曾一度觀測出明顯的「過熱」現象。
  16. But the life time of krf laser medium is only 2 ns while the pump time of e - beam pump krf laser is over 100 ns. when a 1 ps ultrashort pulse amplified by krf laser amplifier most pump energy is waste. technology of multi pulse amplify can solve this problem

    Krf激光器的工作介質是非儲能介質，上能態有效壽命約為2 - 3ns ，而電子束的泵浦時間一般為上百ns ，放大超短脈沖激光時絕大部分上能態的儲能沒有被利用。
  17. For the 1960 movie adaptation, see time machine ( 1960 film ). for the 2002 movie adaptation, see time machine ( 2002 film )

    如果你是要看1960年電影的改編本，可以看時光機器（ 1960年電影版） ；想要看2002年電影的改編，就看時光機器（ 2002年電影版） 。
  18. Theoretical result indicated that the self - q - switching in er - doped fiber laser based on sbs process was feasible in mathematics, and the conclusion has been presented that the dynamic characteristics of output pulse by sbs are effected tinily by the length of er - doped fiber in the system

    模擬實驗結果表明利用單模光纖的受激布里淵散射效應可在摻鉺光纖激光器系統內穩定形成自調q過程，同時得到sbs產生激光脈沖動態特性受到摻鉺光纖長度改變量影響不大這一結論。
  19. As long as the market getting matured and the " safety power " concept enhanced, now the final low voltage products, which may be ignored in the past, now have drawn more and more attention from the end - users

    時光荏苒，今天我們又將推出了新一代的「相線中性線」 dpn斷路器，來滿足飛速發展的中國電氣的各行各業。
  20. Timekeeping instruments - conditions for carrying out checks on radioluminescent deposits

    測時儀器.輻射發光鍍層檢驗條件
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