無光柵 的英文怎麼說

中文拼音 [wúguāngzhà]
無光柵 英文
no-raster
  • 無 : 無Ⅰ動詞（沒有） not have; there is not; be without Ⅱ名詞1 （沒有） nothing; nil 2 （姓氏） a surn...
  • 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） ...
  • 柵 : 柵名詞（柵欄） railings; paling; palisade; bars
  1. Targets in the radar ppi have the main property of the little area, a few targets and irregular change of grey. so it is difficulty to detect and track the target. the study of the radar ppi is very few inland and abroad. with the development and implement of high resolution radar and high resolution raster display, target _ tracking and detecitng based on the radar ppi will be feasible. it ' s great excellence is to increase time accumulation compare with the detecting techenicial of the traditional radar

    雷達ppi中目標的特點是面積小，目標或可能的目標多，灰度、形狀變化無明顯規律，所以檢測和跟蹤目標比較困難。基於雷達ppi的研究國內外甚少，隨著高解析度雷達和高分辨光柵顯示器的發展，基於ppi的雷達目標檢測和跟蹤成為可能。與傳統的雷達目標檢測技術相比，其潛在的優勢在於大大增加了信號的時間積累，因此有可能提高檢測性能。
  2. 3. passive and active time - domain demodulation schemes were demonstrated based on a fiber bragg grating used as a tunable filter controlled by a piezoelectric stack, which was driven by an electrical sine wave signal. the measured strain applied on the sensor axially could be judged by observing the interval of the output between notches within a driving period in time - domain

    利用匹配濾波技術，分別採用無源和有源方式，藉助受pzt驅動的解調光柵，將待測應變信息變為時序負脈沖間隔的變化，利用常規的示波器觀測同一掃描周期中兩負脈沖在時域中間隔的變化來確定待測應變的變化。
  3. The recording characteristics of the material are discussed in detail in terms of sensitivity, diffraction efficiency, bragg angle, refractive index modulation ( an ) and so on

    通過在材料中記錄無傾斜光柵，研究了該材料的全息存儲特性（包括衍射效率，靈敏度，動態范圍，折射率調制度，角度選擇性等） 。
  4. Then we turned in the input laser to observe the decline of phase conjugate reflectivity. measuring dark storage time, we found that the phase conjugate reflectivity declined to 50 % of steady - state value when photorefractive crystal was in dark condition for 30 minutes. even after 9 hours, there still existed remaining reflectivity, which could n ' t be measured by our detector

    因而研究了晶體內位相共軛光柵存儲特性，即觀察位相共軛光柵形成后在黑暗條件下能存儲的時間，實驗結果得出位相共軛光柵在黑暗中30分鐘后，位相共軛反射率下降到原來的50 ，而在黑暗中9小時后，位相共軛光非常微弱，無法測出。
  5. Protective elements for in - ground, barrier - free, private or collective use swimming pools - alarm systems - part 2 : safety requirements and test methods for optical bean scanning detection systems

    地面無柵欄個人或集體用游泳池的保護元件.報警系統.第2部分:光束掃描探測系統的安全要求和試驗方法
  6. A new binocular vision sensor based on lcd grating technique is developed. it has the functions of three traditional vision sensors : point scanning, line scanning and grating code

    研製了基於液晶光柵技術的新型雙目視覺傳感器，無需硬體改動，只需改變軟體即可實現點掃描、線掃描和光柵編碼型視覺傳感器的功能。
  7. If you were to block out the outermost diffracted orders by placing an opaque mask at the rear of the objective, you could reduce the resolution of the lines of the grating, or any other detailed object, or " destroy " the resolution altogether so that the specimen would not be visible

    假如用不透明的遮擋物在物鏡后焦面擋住外圈衍射級的光線，線形柵格圖像的解析度將下降，這樣完全地破壞了解析度，標本的細節就無法看見。
  8. We have demonstrated a novel voa based on high birefringence fiber loop mirror, which has many advantageous characteristics such as a simple structure, high flexibility, polarization independence, low insertion loss and low price, etc. experimental proof shows that it is convenient to realize the control of optical power by using this voa

    2 .利用雙折射光纖環鏡設計並製作了一個結構簡單的可調諧光纖衰減器，具有靈敏度高，偏振無關，低插入損耗和低成本等特性。實驗證明它可以很方便的控制光功率。 3 .提出了一種由布拉格光纖光柵和高雙折射光纖環鏡共同構成波長選擇器件的摻鉺光纖激光器。
  9. Fiber gratings have several distinguished advantages, such as compare with fiber, low loss and high responsibility. as sensing element, they encode the sensing information in a wavelength form, which are their distinguished advantages over other transducers. that not only make the sensing information does not depend on loss of the system or fluctuation of then source power but also decrease the cost of sensing system and realize multipoint and distributed sensing

    光纖光柵與光纖之間存在天然的兼容性，它不僅具有易與光纖連接、低損耗、光譜特性好、可靠性高等特點，而且作為傳感元件，它具有其它傳感器無可比擬的優點，即感應的信息用波長編碼，而波長這個絕對參量不受光源功率的波動、連接或耦合損耗的影響。
  10. Abstract : using the ray - tracing method, we demonstrate that a grating - telescope stretcher is the conjugation of a grating pair compressor. we present an analytical formula for calculating the phase dispersions of the grating - telescope stretcher. the computer simulation with the formula demonstrates that there exists an optimal material dispersion for an amplification system, with which we can achieve the largest dispersion - free bandwidth

    文摘:用光線追跡法論證了光柵-球面鏡系統與普通的光柵對系統是一對相位共軛元件，並提出了光柵-球面鏡系統色散的解析計算公式，以及對一個典型的放大系統做了模擬.模擬結果表明，對於一個放大系統，存在一個最佳的材料色散，用它可以獲得最大的無色散帶寬
  11. A black opal worn near the heart on a necklace made of gold is said to ward off evil and protect travelers. it is regarded as an extremely lucky stone. it has reputed healing properties, especially the power to increase mental capacities such as creative imagination and other unused powers of the mind

    貴蛋白石是由無數個極度的非晶質二氧化硅小圓球組成，小圓球的直徑都相同或相近，並能在三維空間作整的排列，這些整排列的小球像光柵一樣，當白光射在上面后即發生衍射，衍射成彩色的光譜。
  12. When opal is worn as a pendant on a gold necklace and surrounded with 10 or 12 small diamonds it is believed to have excellent money - drawing power. a black opal worn near the heart on a necklace made of gold is said to ward off evil and protect travelers. it is regarded as an extremely lucky stone

    貴蛋白石是由無數個極度的非晶質二氧化硅小圓球組成，小圓球的直徑都相同或相近，並能在三維空間作整齊的排列，這些整齊排列的小球像光柵一樣，當白光射在上面后即發生衍射，衍射成彩色的光譜。
  13. Optical fiber grating sensors have been widely applied to key civil engineering for its excellent apperceive and anti - wear ability, however, nowadays the package and actual engineering application of optical fiber grating sensors cannot be realized without the macromolecule glue, the aging ability of macromolecule glue restricts the wear capability of optical fiber grating sensor, using metal - package technique without glue for optical fiber grating sensors can resolve these questions mentioned above

    光纖光柵傳感器由於其優異的感知和耐久性能在重大土木工程檢測中得到了廣泛的應用，然而目前光纖光柵傳感器封裝開發以及實際工程應用時基本離不開高分子膠粘劑，而高分子膠粘劑「短命」的蠕變、老化等性能嚴重地制約了光纖光柵傳感器耐久性能的發揮，採用無膠金屬化的方法對光纖光柵傳感器進行封裝，可以避免上述問題的發生。
  14. Fiber gratings are attracting considerable interests in applications

    光纖光柵（ fibergrating ）是一種新型的光無源器件。
  15. Fiber bragg grating ( fbg ) is an optical fiber passive device and develops quickly in the last decade

    光纖光柵是近幾年發展最為迅速的光纖無源器件之一。
  16. With reference to calculation methods of solar radiation within domestic and abroad literature and with the help of our country ' s dem ( with its resolution is 1 km x 1 km ), we build a new model for potential solar radiation calculation combining with pci geomatica ' s platform. in the calculation, hypothesis is that insofar one clear day in more than one year as the biggest value of solar radiation of one day in many years is defined as potential value of daily global solar radiation, we also consider the infection of the slope, aspect and its geometry relations affect on solar radiation. we calculate potential solar radiation which maybe useful for research the distribution of solar energy and build large - scale grid database of our country ' s solar radiation

    本研究試圖在借鑒國內外已有的太陽輻射計算方法的基礎上，利用全國的1 ： 100萬數字高程模型數據（ grid大小1km 1km ）為數據源，以pcigeomatica為計算平臺，以全國多年的太陽輻射日觀測數據進行模式驗證，在晴天無雲的理想條件下，根據太陽光線與實際地形間的幾何關系，研究坡度、坡向等地形因子對太陽輻射的影響，探討太陽輻射在復雜地表上的分配規律，力求尋找潛在太陽總輻射合理的計算方法，為研究太陽輻射時空分佈特徵和建立全國尺度的太陽輻射柵格氣象數據庫奠定基礎，為大尺度上的生態學過程研究提供基礎信息。
  17. But by the characteristics of the optic fiber grating, the optic fiber grating is not sensitive to the external refractive index and cannot be directly used as gas or liquids sensors without the intermediate material like hydrogel

    但是由於光纖布喇格光柵本身的特性，它對外界接觸物質折射率的變化並不敏感，接觸物質折射率的變化不會引起中心波長的偏移，因而無法直接將其作為氣體和液體濃度（折射率）的傳感元件。
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