板波 的英文怎麼說
中文拼音 [bǎnbō]
板波
英文
itanami-
Shanghai tengmin construction decoration material co., ltd is a business that specialized in the production of sound - absorbing plates, wave plates, heterotypic plates and trough plates
上海騰閩建築裝飾材料有限公司是專業生產吸音板、波浪板、槽板、異型板的企業。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，對在平板波導以及波導折射率為漸變折射率分佈的溝道波導和掩埋型波導內傳播的波長為980nm的泵浦光和1540nm的信號光的光場進行了模擬。Metal plates - flaw detection method by the ultrasonic plate wave
金屬板材超聲板波探傷方法The time lag between the direct wave and the scattered wave could be computed by using the simplex algorithm method
當彎曲波在傳遞時遇到平板裂縫則會產生散射波，因此含有裂縫平板的板波訊號即包括彎曲波的直接波傳與裂縫引起的散射波傳。Then, establish electric field and magnetic field matching equation of space and plate wave - guide. program about slice - grating - circular polarization. analyse its transmit characteristic and polarization characteristic
然後運用單極模匹配方法建立空間場和平板波導場的電場和磁場匹配方程，編制分析薄片型光柵圓極化器的程序，得到模擬結果。The inspection method of ultrasonic plate wave for the metal plates
金屬板材超聲板波探傷方法Generation of second - order sum frequency cumulative waves of sh plate modes in an isotropic plate
型板波的二階和頻積累波發生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波長為1550 . 12nm 、波長間隔為3 . 2nm的8 8awg波分復用器，通過綜合考慮相鄰波導間的最大串擾、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、輸出波導和波導陣列中相鄰波導的間隔，平板波導的聚焦長度，波導陣列中相鄰波導的長度差等。Feasibly experimental projects of fabricating buried waveguides by field - assisted ion - exchanged technology using this equipment were designed. used thermal ion - exchange and the silver film ion - exchange technology, the planar and channel waveguides were fabricated
在實驗室允許的條件下，採用ag膜電場輔助離子交換和熔鹽離子交換法對鉺鐿共摻磷酸鹽玻璃平板波導和溝道波導進行了製作。Scaling rules for slab waveguides with power law nonlinear cladding
冪次率非線性包層平板波導傳播特性的無量綱表示This thesis offer an idea that energy equaling and compensation components are to be put between the first slab waveguide and the arrayed - waveguide in the awg in order to get better performance of the awg demultiplexer
由此本文提出這樣的八碩士學住論文wmaster 』 sthesis設想：為了使復用后的光經過awg解復用后能得到有效且能量均衡的輸出，可以在awg輸出端的平板波導和陣列波導之間加上能量均衡、補償裝置。Method of ricatti transformation for analyzing propagation characteristics of planar waveguides
用黎卡提變換法分析平板波導傳播特性Abstract : the equivalent step planar wave - guide method is proposed to studythe propagation properties and design of diffused planar wave - guide. the model was established, and a set of simulation has been done, and a series of relationship curves among the parameters of wave - guide propagation, structure and technics are obtained. these curves are helpful to diffused planar wave - guide design and technical parameter selection
文摘:本文引入一種研究擴散光波導傳播特性及設計計算的新方法? ?等效階躍平板波導方法.建立了擴散平板光波導的等效階躍平板波導模型，進行了一系列的模擬計算，得出了一系列波導傳播參量、結構參量與工藝參量之間的關系曲線.這些曲線對于擴散平板光波導的設計計算、工藝參量選擇等具有重要指導意義Awg possesses an essential function of coherence system - " composing frequency and generating image ". therefore as far as spatial frequency field is concerned, awg is an optical integration of coherent system : two slab waveguides similar to two fourier lenses of one dimension and twice fourier transform of optical signals are realized. here the arrayed waveguide region is frequency spectrum region
Awg具有相干系統的「分頻成譜、合頻成像」這一本質功能，因此若從空間頻域的角度來看， awg就是一個相干系統的光學集成：兩個平板波導類似兩個一維傅里葉透鏡，實現光信號的兩次傅里葉變換；而陣列波導區即為頻譜區。The angle spectrum of inputting optical signals is received by the input surface of arrayed waveguides. whereas the diffraction process of light beam outputed in slab waveguide is a process of " composing frequency and generating image ". the reason that fraunhofer diffractive pattern can be gained on outputting waveguide surface is that output ends of arrayed waveguide distribute on the arch structure which leads bent phase factor to offset the quadratic phase factor in fresnel diffraction
輸入平板波導內光束的衍射過程是「分頻成譜」的過程，在陣列波導的輸入面接收到的是輸入光信息的角譜；而輸出平板波導內光束的衍射過程則是「合頻成像」的過程，正是由於陣列波導輸出口排列分佈在圓弧形結構上，其彎曲位相因子消去了菲涅耳衍射中的二次位相因子，從而在輸出波導面上能夠得到夫瑯和費衍射圖樣。Perturbation analysis of metal - clad polymeric slab waveguide
金屬包覆聚合物平板波導的微擾分析A numerical technique employing the method of moments ( mom ) and physical optics ( po ) is presented for studying the scattering from a planar slotted waveguide array antennas
利用矩量法和物理光學法分析了平板波導縫隙陣列天線的散射特性。Propagation characteristic of te - waves guided by power law nonlinear film bounded by linear media
型冪次律非線性平板波導的傳播特性Orifice - plate corrugated packings with the wide range of applications. diameter : 0. 1 - 12m ; pressure : vacuum to high pressure ; liquid lood : 0. 2 to more than m3 m2h : system : ethylbenzene styrene, fattyacide, cyclohex anone cyclohexanol, caprolaction, etc. absorption desorption
金屬孔板波紋填料具有廣泛的應用范圍，塔徑： 0 . 11 . 2m壓力：真空到加壓流率： 0 . 2300mThrough analyzing bending stiffness of composite slabs in the paralled and cross wise wave direction of steel sheet, the author got load - bending stiffness in these two directions. with the finite elements method, the author studied the mechanism and load - carrying characters under uniform loading of composite slabs and put forward a theorem calculating distortion and analyzed crash mode of this structure
通過分別對組合板沿壓型鋼板波紋方向和垂直於壓型鋼板波紋方向彎曲剛度的分析，得出型鋼和壓型鋼板與混凝土組合板兩個方向的抗彎剛度，採用有限元分析方法，研究組合板在均布荷載作用下的工作機理和受力性能，提出撓度計算公式。分享友人