波長板 的英文怎麼說

中文拼音 [zhǎngbǎn]
波長板 英文
wavelength plate
  • : 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...
  • : 長Ⅰ形容詞1 (年紀較大) older; elder; senior 2 (排行最大) eldest; oldest Ⅱ名詞(領導人) chief;...
  • : Ⅰ名詞1 (片狀硬物體) board; plank; plate 2 (專指店鋪的門板) shutter 3 [音樂] (打拍子的樂器) ...
  • 波長 : [物理學] wavelength波長標準 [光學] wavelength standards; 波長測量 wavelength measurement; 波長常...
  1. In the process of work, according to complex geological conditions such as huge thick soft clay in site and top surface of possible pile foundation supporting course fluctuating in large amplitude, we adopted many advanced exploratory methods ( just as high accuracy exploration of shallow earthquake, crosshole wave velocity test, vane shear test, pressuremeter test, etc. ), we found out that there is an ancient groove of yangzi river in former plant site, therefore we suggested in time that plant site should properly be moved eastwardly, only this item saved nearly about 50 million for pile foundation project cost

    在工作過程,根據廠址區軟粘土厚度大、可能作為樁基持力層頂面起伏變化大等復雜地質條件,採取了多種先進的勘探手段(如高精度淺層地震勘探、跨孔速試驗、十字剪切試驗、旁壓試驗等) ,查明了原廠址區存在一個江古凹槽,並及時建議廠址適當東移,僅次一項就節省樁基工程費用近5000萬元。
  2. The most outstanding function of this wheelchair is its height which can be regulated with user ' s requirements. this function helps expand the user ' s available space, supplement the user ' s body defect and reduce the caregiver ' s burden. it get more improved than previous products. besides, the wheelchair has designed both manual and eletric mode. on one hand, it can save user ' s energy and power, on the other hand it won ' t leave users hopeless in case of powering off and relieve the user ' s worriness. in addition, the bigger basket on the tail part of the wheelchair provides the great convenience for user ' s carrying goods. multiangular back and height - regulated pedal add comfortableness to users. the minidesk with the wheelchair is very convenient for users to read, write and do other things

    本設計的多功能輪椅最突出的一個功能就是座位的高度可以根據使用者的需求隨意進行調節,這樣就可以大大擴展使用者的操作空間,補充了使用者在身體上的缺陷,也可以減輕照顧人員的工作負擔,比起以前的產品有了較明顯的改進;其他功能還有輪椅的手動電動兩種驅動方式,這樣可以解決老年人和殘疾人在體力上存在的問題,同時在外出時遇上沒電的情況也不至於顯得無能無力,消除了使使用者在途奔時的顧慮;此外位於輪椅尾部的超大儲物筐,給使用者攜帶物品帶來了極大的方便,靠背的多角度調節,腳踏的高度調節大大增加了使用者的使用舒適度,輪椅上小桌的設計給使用者讀書,寫字,進行其他活動帶來了極大的方便。
  3. A two - dimensional plain strain finite element model of infinite plate is developed to investigate the ultrasonic wave propagation and scattering on three kinds of cracks : parallel to the surface, 450 oblique angle to the surface, and quarter - circle

    摘要建立了無限的具有吸收邊界的二維平面應變有限元模型,在研究了脈沖超聲在無限中傳播的基礎上,對中平行於表面的裂紋、與表面成45的斜裂紋和四分之一圓周弧形裂紋三種情況的脈沖超聲散射進行了重點研究。
  4. The basic concept of siw is that it use the top and bottom layers of metal together with two row of vias is very small compared with wavelength, the dissipation loss of radiation is very small. it acts like a rectangular waveguide filled with some dielectrics, so components which can be composed by rectangular waveguide can also composed by siw such as antenna, filter, power divider, coupler, resonator

    基片集成導的基本概念是利用基片的上下金屬和兩排間隔一定距離的金屬孔構成導的金屬壁,由於每排金屬孔孔間距遠小於,因此由縫隙泄漏的能量很小,這相當于內部填充了介質的矩形導,所以能夠用矩形普通導實現的結構也都可以用基片集成導來實現,比如功分器、濾器、天線、耦合器、振蕩器等。
  5. Ignored the amplified spontaneous emission ( ase ) and esa, rate equations and propagations equations for continuous wave er ~ ( 3 + ) / yb ~ ( 3 + ) co - doped phosphate glass waveguide laser were calculated using runge - kutta algorithm. propagation characteristics of signal and pump light in the waveguide were analyzed too

    利用fd - bpm法,對在平導以及導折射率為漸變折射率分佈的溝道導和掩埋型導內傳播的為980nm的泵浦光和1540nm的信號光的光場進行了模擬。
  6. Among them, denticula ( with 2 species ), epithemia ( with 6 species and 8 varieties ), and rhopalodia ( with 5 species and 4 varieties ) belong to the family epithemiaceae ; the family nitzschiaceae include 3 genera, bacillaria ( with 1 species ), hantzschia ( with 3 species 4 varieties and 1 form ) and nitzschia ( with 28 species and 7 varieties ) ; and the other genera cymatopleura ( with 3 species and 3 varieties ), surirella ( with 13 species and 4 varieties ), stenopterobia ( with 1 species ) and campylodiscus ( with 1 species ) belong to the family surirellaceae

    其中窗紋藻科有3屬,有細齒藻屬2種,窗紋藻屬6種8變種,棒桿藻屬5種4變種;菱形藻科3屬,有桿狀藻屬1種,菱藻屬3種4變種1變型,菱形藻屬28種7變種;雙菱藻科4屬,有緣藻屬3種3變種,雙菱藻屬13種4變種,羽藻屬、馬鞍藻屬各1種。
  7. The light guiding unit on the surface is composed of sub - micron gratings whose transmission wavelengths are red, green and blue in order. the light source are red 、 green 、 blue led or semiconductor laser array. to enhance the light utilization, the surfaces of light guide plate except the incident and transmitted surfaces are coated with metallic film

    本文設計的亞微米光柵型導光為矩形狀的,導光上表面的導光單元是由三套出射光主分別是紅光632 . 8nm ,綠光521nm ,藍光441 . 6nm的亞微米光柵組成,光源採用的是紅、綠、藍三色發光二級管或者半導體激光器陣列,為了提高光能利用率,除入光面和出光面外,導光其餘面都鍍上金屬膜。
  8. It is also found that replacement of substrate and adjustment of film stack structure would lead to the change of drift, this will enhance the temperature stability of filter

    同時經過計算分析發現通過更換膜系基和調整膜系結構可以改變濾光片中心的漂移,這個結果有助於提高濾光片的溫度穩定性。
  9. Experimental studies on the influences of the deflected plates upon the oscillations were focused on the attenuations of sound pressures of the oscillations with the bent plates of various angles and lengths. the results show that the bent plates with angels of 30 ~ 60 and a length about an oscillating wavelength diminish the sound pressures notably. with the same angle of 45, the half - wavelength bent plates diminish the pressures, and the one - wavelength or longer bent plates do better

    結果表明,當折轉角為30 60和折轉度( b )與振蕩( )相當時( b / 1 . 0 ) ,折具有顯著的削弱振蕩聲壓的效果;折轉角45時,折度與振蕩基頻之比b /在0 . 5 ,折就有削弱振蕩聲壓的效果, b /在1 . 0或更大時削弱效果更佳。
  10. It seems for all his bumps and bruises, and all the mounting friction of a decade starting behind the plate, posada is experiencing something of a renaissance at the age of 36

    看來所有的沖撞及他身上的瘀傷,及他在本壘達十年的蹲捕生涯,小在他36歲的今年,有著更新一層的體驗。
  11. The 3 - probe array is used to separate the incoming and reflecting waves and to adjust the wave generating signal, so this technique can effectively absorb the wave components reflected by a test structure and thus prevent them from being re - reflected back towards the wave paddle

    該法在造前1 2倍處布置3個傳感器,通過入反射分離方法得到準確的入反射參數,以此調整造信號,有效地吸收由建築物反射回到造的二次反射
  12. The tbc algorithm simulates that wave near the boundaries is plane wave, and its amplitude and direction are decided by trial and error. in this thesis, the operation principle of an awg is introduced and the structure parameters of 8x8 awg with its central wavelength 1550. 12 / 7 / n and channel spacing 3. 2nm are designed by discussing the crosstalk to neighboring waveguide, the insertion losses and losses equal, etc. this thesis employs the waveguide theories to analyze the slab waveguide and the arrayed waveguide, and offers the distributions of stable optical fields

    本文旨在設計一個中心為1550 . 12nm 、間隔為3 . 2nm的8 8awg分復用器,通過綜合考慮相鄰導間的最大串擾、插入損耗、通帶寬度以及各通道損耗均勻等指標來設計、優化awg的各個結構參數,如輸入、輸出導和導陣列中相鄰導的間隔,平導的聚焦度,導陣列中相鄰導的度差等。
  13. Through examining these implications empirically, we find that : ( 1 ) price limits may destroy the co - integration of shanghai stock index and its volume ; ( 2 ) in the short rum, price limits increase the volatility of china securities market, but in the long run, stock market volatility trends down ; ( 3 ) under the limit up and down, it increases sharply firstly and then decreases step by step for the coefficient of variation of the day returns series in china securities market

    通過實證檢驗得出如下結論: ( 1 )實行漲跌停制度回破壞上證指數與成交量的協整關系; ( 2 )在短期內會使我國大市指數日收益率的動增大,但在期里動率趨于下降; ( 3 )實行漲跌停制度之後,我國證券市場大市指數日收益率的變差具有先增后減的是趨勢。
  14. We should pay attention to the choice of the floor material to lower the impact of solar radiation

    同時,採用置換通風與冷卻頂系統的房間,對于地材料應該選擇對輻射吸收較低的物質,以減小太陽輻射的影響。
  15. But it will affect the airflow organization with the cooled airflow drops. also, it studies the impact of solar radiation on displacement ventilation and cooled ceiling system. horizontal warm areas lowers the height of thermocline and is unfavorable to displacement ventilation system ; vertical hot surfaces will destroy the thermal stratification

    水平熱表面的存在,會使系統的溫躍層高度降低,對置換通風系統會有負面影響,為了減小水平熱表面的影響,對于地材料應該選擇對輻射吸收較低的物質;垂直局部熱表面的存在會破壞置換通風系統溫度分層的特性,使垂直方向溫度變化減小。
  16. In vitro injury models of brain slice ( ogd and nmda insult ) and primary neuronal cultures ( nmda insult ) oxygen / glucose deprivation ( ogd ) - induced injury of rat hippocampal slice in vitro the rat hippocampal slices prepared were allowed to recover in the normal artificial cerebrospinal fluid ( acsf ) bubbled with gas mixture of 95 % o2 + 5 % co2 for 1 h, then they were thansfered to glucose - free nacsf which was bubbled with gas mixture of 95 % n2 + 5 % co2. after treatment with ogd, the slices were placed into 2 % ttc solution in dark and incubated at 37 * cfor 1h. the slices were weighted and a 50 : 50 mixture of ethanol / dimethyl sulfoxide was then added to extract the formazan in dark for 24 h

    離體腦片損傷模型( ogd和nmda )及原代培養神經元nmda損傷大鼠離體海馬腦片缺氧缺糖( ogd )損傷大鼠離體海馬腦片制備后,在通氧混合氣的正常腦脊液( nacsf )中恢復60min ,然後移入通氮混合氣的無糖腦脊液(吵化sf )中缺氧缺糖,取出腦片與2 ttc避光37 』 c溫浴60dll ,染色后根據每克濕重加入20ml抽提液(乙醇:二甲亞礬一50 : 50 ) ,在密閉容器內避光置24h ,測量前搖勻后取200pi至96孔,在490urn,酶標儀測定各孔od值。
  17. Boundary condition method just amend a little for intrinsic fem program, and can obtain low frequency sound transfer function of receiver based on existed fem mesh. the big sound source is divided into some elements by lumped sound source method, in which, the biggest size of element is smaller than the smallest wavelength of sound wave

    邊界條件法僅對原有的有限元程序作較小修改,並在已有的有限摘要元網格劃分上,能夠求解出接收點處的低頻聲傳遞函數;集中聲源法將大尺度聲源劃分為若干塊,其最大幾何尺寸小於最小聲
  18. Centering at soft x - ray multilayer uniformity technology, we introduce general situation of multilayer, design of multilayer structure, simulation calculation, ion - beam sputtering deposition and evaluation of samples. above all, we carry out study of improving uniformity of period thickness spatial distribution, and develop correction mask for controlling period thickness. as a result, we improve uniformity from 4. 5 % to 2. 0 %, the error of period thickness on ( 130nm field is controlled within 0. 18nm, and the reflectivity reach 35 % at center wavelength 17. 1nm

    特別地,我們設計並應用膜厚擋補償技術控制多層膜的膜厚分佈,將膜厚分佈非均勻性從4 . 5減小到2 ,周期厚度絕對差值控制在0 . 18nm以內,並且制備得實際多層膜樣品在中心17 . 1nm處實測反射率達到35 ,達到實用水平。
  19. The effectivity of the approximation of rayleigh wave in semi - infinite media to the plane mode in the stator transducer of saw motor with finite thickness ( much bigger than the wavelength of the saw ) is evaluated first time by us

    首次探討了用瑞利近似表面彈性馬達定子換能器(厚度遠大於表面彈性)平振動模式的有效性。
  20. The mode refractive index of the 632. 8 - nm wavelength laser in the ion - exchange planar waveguide was calculated by m line technology

    利用m線技術得到了632 . 8nm的激光在離子交換平導中傳播的模式折射率。
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