模場直徑 的英文怎麼說
中文拼音 [móchǎngzhíjìng]
模場直徑
英文
mode field diameter- 模 : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
- 場 : 場Ⅰ名詞1 (平坦的空地 多用來翻曬糧食 碾軋穀物) a level open space; threshing ground 2 [方言] (...
- 直 : Ⅰ形容詞1 (成直線的; 硬挺的) straight; stiff 2 (跟地面垂直的; 從上到下的; 從前到后的) erect; v...
- 徑 : Ⅰ名詞1 (狹窄的道路; 小路) footpath; path; track 2 (達到目的的方法) way; means 3 (直徑的簡稱...
- 直徑 : diameter; diam
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Based on the close analysis of the influence factors of the vertical bearing capacity, circular aperture extension theory is employed to establish the computing formulas for the pile vertical stress and the foundation vertical bearing capacity, respectively. moreover, with analyzing the features of the calculation parameters such as materials of gunite mortar, jet pressure, diameter of the jet pipe, pile length, pile layout, a design theory for chemical churning pile composite foundation is proposed. then, the variation of the pipe deformation with loads, the deformation coordination of pile and soil are studied
在此基礎上深入探討了旋噴樁的樁土受力特性及其復合地基的加固機理,從影響旋噴樁復合地基豎向承載力的因素入手,基於圓孔擴張理論給出了樁體豎向應力及旋噴樁復合地基的豎向承載力計算公式;通過對噴射漿液、噴射壓力選取、噴射直徑估算、樁長及樁位設計等各種計算參數的深入分析和研究,提出了一套相應的旋噴樁復合地基設計計算方法;通過計算分析,深入探討了旋噴樁復合地基變形隨荷載變化規律、樁和樁間土變形協調關系、樁土應力比及復合地基壓縮模量的確定,並提出相應的設計方法和修正參數;此外,結合工程應用,對旋噴樁復合地基的施工技術及其現場質量檢測方法進行了較全面的探討。The optical near - field distribution and propagation properties of solid immersion lens system are analyzed in detail when illuminated by linearly polarized focusing gauss beam. the change of the optical intensity and beam dimension at the bottom of solid immersion lens with different refractive index and different distance are discussed. the simulated results reveal that the higher the refractive index is, the stronger the optical intensity and the smaller the beam dimension at the bottom of the solid immersion lens will be
編制了對固體浸沒透鏡近場超高密度光存儲系統進行模擬的二維時域有限差分程序,實現了對固體浸沒透鏡光存儲系統的數值模擬;著重研究了線偏振的高斯光束通過固體浸沒透鏡的光傳輸和近場光場分佈特性;分析了固體浸沒透鏡底面出射光強、光斑直徑隨固體浸沒透鏡折射率的變化、光透過固體浸沒透鏡后的強度、光斑直徑隨離開固體浸沒透鏡底面距離的變化。Producing single twin screw extruders including manual air blower, multi - die head, double - die stand automatic blow molding machine, storage type hydraulic hollow forming machine, dual - pipe pipe drawing machine set or pipe extruding machine set, bellows assembling set, specially - shaped materials assembling set, blow molding vacuum packing machine, granulator, and underwater granulating machine set, combined with distributing plastic packing bottle, can, bucket, box, case, film, belt, plastic toys, small specially - shaped products, draining pipe, transparent pmma pipe or transparent organic glass pipe for illuminations, plastic bellows, cable housing, cable groove, air pipe line, insulating pipe, dust absorbing pipe, drip tube, etc. flexible and hard pipe products
塑料廠自主開發直徑6 - 300mm的高檔塑料硬管,包括霓虹燈套管護欄燈管輪廓燈管汽車底盤燈管pe管pc管abs管ps管hips管as管pvc管pbc管pp管及異型材等等,能生產各種顏色及透明。擁有八條生產線的豪華陣容給予支持,模具車間自行開發模具,多種機床用於后續加工,使用進口原料,價格優越,品質引領潮流,在國內市場有著不可動搖的地位和實力。Find the law of the influence from the injection pressure to the filling time and the cavity pressure and make certain of the best filling time, injection time and injection pressure. though the analysis of the flowing velocity and pressure spread of the key position element in the injection parts in different gate position, we forecast the injection parts quality and the possibility injection flaw and its position, optimize the gate position. in this paper, though the research of analogue of the runner system of metal - powder injection molding and the process of injection molding, we get the law of how the injection parameter influence the injection process
在相同的注射條件下,通過分析喂料在不同直徑和長度流道中的流動規律,得到了喂料在流道中的速度場、壓力場和溫度場,找到了流道長徑比的合理取值范圍,並得出通過改變流道設計可實現對現有設備資源充分利用的結論;給出了不同注射壓力下,型腔壓力與充模時間關系曲線和喂料熔體平均充填速度與充模時間關系的曲線,得到了注射壓力對充填時間和型腔壓力的影響規律,確定了最佳的充模時間、注射時間和注射壓力;通過分析採用不同位置澆口注射時注射件關鍵位置單元的流動速度和壓力分佈,預測了注射件的成形質量,或可能產生的注射缺陷及位置,優化了澆口設置。According to elasto - plasticity theory, with the help of finite - method program ansys, the paper undertakes the computer analogue tests about the bearing capacity of pile tip arranged by orthogonal principle, and attains the relations of pile - tip bearing capacity to embedment depth, pile diameter, cohesion, internal friction angle and modulus of deformation. by the means of mathematical statistic, regression equation of the ultimate bearing capacity calculated by finite element method is gained through the regression analysis of 81 group data from the computer analogue tests. by comparison and analysis of the values calculated by finite - element regression equation and the values of in situ loading test, the regression equation is gained which calculates the size effect for base resistance of large diameter pile
根據彈塑性理論,運用大型有限元軟體ansys按正交設計理論對樁端承載力進行模擬計算,獲得樁端承載力與樁長(埋置深度) 、樁徑、粘聚力、內摩擦角及變形模量等主要影響因素的關系,並採用數理統計方法,對81組ansys模擬試驗結果數據進行回歸分析,得到有限元法確定樁端極限承載力的回歸公式,並將有限元法回歸公式計算值與現場小壓板載荷試驗值進行比較分析,得到大直徑樁端阻的尺寸效應系數計算公式。Certain discrepancy remain between the simulation results and the experiment results, not only caused by the turbulent model, but also by the simplification of the inlet boundary condition and the mesh generation. modeling gas - particles interaction flows is complex. in this thesis, gas - phase transport equations coupled with the gas - particle interaction are derived based on the dsm turbulent models to handle the interaction of momentum and kinetic energy of turbulence between the gas and particles
分離器內的固體顆粒運動採用涉及湍流擴散影響的隨機軌道模型和確定軌道模型,同時在湍流模型中加入了顆粒影響的源項,在流場計算的基礎上,模擬了不同直徑的顆粒在分離器內的運動規律及顆粒分離效率,並同理論和實驗得到的數據進行了比較。Characteristic circle is adopted for characteristic mark ; a new concept, “ characteristic diameter ”, is put forward ; the length and the position of the characteristic diameter ’ s image is adopted for the basic “ characteristic parameters ” ; and a new “ resolving model ” is established based on perspective projection principle and the speciality of “ characteristic diameter ” in this article, so that the normal direction of target plane can be got without calibrating camera parameters in real time. it only need basic mathematic tools
本文採用特徵圓作為靶面上的「特徵標志」 ;提出了「特徵直徑」的概念,採用特徵直徑及其在像面上的透視投影的位置和長度作為基本的「特徵參數」 ;根據透視投影的規律,應用特徵直徑的特性,建立了新的「解算模型」 ,無須在現場標定攝像機的參數,只需採用基本的數學工具即可實時解算出靶面法線的方向。Computer that is a phi with main frequency 650m and windows as operating system simulates a new generation star sensor which diameter of circle fov is 20arcdeg, position uncertainty is loarcsec, magnitude uncertainty is 0. 2mag, one fake star
在一臺主頻為650m 、操作系統為windows的p計算機上,模擬直徑20度圓視場的第二代星敏感器。Laser beam can be coupled to y - fiber, plastic fiber and glass fiber which with big diameters ( l - 2mm ) much easier than quasi monomode fiber whose diameter is only several microns. the former fibers can transmit much more beam illumination, but their light fields are not as even as the quasi monomode fiber ' s
分析了使用傳光面直徑較大的y型光纖、塑料光纖和玻璃光纖與芯徑較小的準單模光纖所具有的不同特點,簡要討論了光纖的光場分佈、耦合、偏振以及光纖的選擇等問題。For the technology of butting laser to a fiber, the coupling efficiency is very low for the serious phase mismatch and mold field diameter mismatch. so it is necessary to minimize the mismatch
如果用平端光纖直接與ld耦合,由於嚴重的相位和模場半徑不匹配,耦合效率很低,僅10左右。Abstract : this paper describes a new kind of mode field diameter measuring system of single - mode fiber. it adopts reference measuring method introduced by national standard, the far field, scan method. it has high accuracy of measurement, high speed and strong anti - jamming ability and it is easy to be operated. it can not only be used in laboratory but also in plant environment. and it can substitute the same kind of import products
文摘:介紹了一種新型的單模光纖模場直徑測試系統,它採用國際推薦的基準測試方法? ?遠場掃描法,具有測量精度高、速度快、抗干擾能力強和操作簡單的特點,既可用於實驗室中,也適合在工廠環境下使用,能夠替代同類進口產品。Mode field diameter of single - mode optical fiber by knife - edge scanning in the far field
用遠場刀刃掃描法測定單模光纖模場直徑Measurement of mode field diameter of single - mode optical fiber
單模光纖的模場直徑測量Mode field diameter measurement - variable aperture method in the farfield
模場直徑測量.遠場可變孔徑法Optical fibres - measurement methods and test procedures - mode field diameter
光纖.測量方法和試驗規程.模場直徑Mode field diameter mf
模場直徑Mode field diameter
模場直徑Optical fibres - part 1 - 45 : measurement methods and test procedures - mode field diameter
光纖.第1 - 45部分:測量方法和試驗規程.模場直徑Verification regulation of the characterization systems for the loss and mode field diameter of optical fiber
光纖損耗和模場直徑測量儀檢定規程Optical fibres - part 1 - 45 : measurement methods and test procedures - mode field diameter iec 60793 - 1 - 45 : 2001 corrigendum 2002, modified ; german version en 60793 - 1 - 45 : 2003
光纖.第1 - 45部分:測量方法和試驗規程.模場直徑分享友人