柱面波 的英文怎麼說
中文拼音 [zhùmiànbō]
柱面波
英文
cylindrical wave-
It make the principle formula become simpler and more practical. by the attenuation regulation and distributing character of stress wave under the linear charge blasting, the paper bring forward the idea that the columniation stress wave can be regarded as cylinder stress wave, the end stress wave as spherical wave. the perfect stress attenuation formula in radical direction is established in complete elastic medium
根據條形藥包爆破應力波分佈特徵及衰減規律,提出了可將條形藥包爆破柱部應力波當作柱面波、端部應力波當作球面波處理的研究方法:建立了理想的完全彈性介質中球藥包和條形藥包爆破徑向應力衰減方程。Analytic analysis of cylindrical shielded coplanar coupled waveguides
圓柱形屏蔽耦合共面波導的解析分析Extensive use has been made of this technique to generate cylindrical light waves.
這個產生柱面光波的方法已被廣泛採用。First, based on phased array antenna ' s mono - pulse goniometry and separate coordinate technology about phase control, the antenna beam pointing error formula, caused by phase quantization error, is derived from linear array and circular array to planar array and cylindrical array
首先以單脈沖相控陣天線測角原理為基本理論出發點,利用相位控制的坐標分離技術,基於線陣、圓形陣等簡單形式的相控陣天線,推導了平面陣、圓柱面陣等相控陣天線由相位量化誤差引起的波束指向誤差公式。Compound medium wave - guide film on columned li - ferrites was made by magnetron sputtering system
用磁控濺射的方法在圓柱鋰鐵氧體表面鍍覆了復合介質波導薄膜。( 2 ) the causation that the caustic phenomena of electromagnetic wave propagation in two - dimension concave reflectors occurs and the types of singularities in caustic fields are investigated, and the conclusion that there are two types of singularities ( fold and cusp ) in caustic fields in two - dimension concave reflectors is obtained ; by symplectic geometrical method, formulations of computing wave fields in and far away from caustic fields in two - dimension concave reflectors are deduced, and the results are plotted in pictures. ( 3 ) the cause of the caustic phenomena of electromagnetic wave propagation in three - dimension concave reflectors and the types of singularities in caustic fields is discussed, and the conclusion that there are three main types of singularities ( fold, cusp and swallowtail ) in caustic fields in three - dimension concave reflectors is obtained ; by symplectic geometrical method, the formulae of computing wave fields in and far away from caustic fields in three - dimension concave reflectors are deduced. particularly, the wave fields in ellipsoid concave reflector are computed, and the results displayed in special sections are given
論文主要包括三個方面: ( 1 )分析了凹面反射的焦散現象,給出了不同凹面反射的焦散圖; ( 2 )分析了二維凹面反射波動場焦散現象產生的原因及焦散區奇性的種類,得出了二維凹面反射波動場焦散區奇性主要有折疊( fold )和尖點( cusp )兩種的結論,利用辛幾何方法構造了圓錐曲面反射波動場非焦散區和焦散區的通用計算公式,並給出了圓柱面、橢圓柱面及雙曲柱面反射的計算結果; ( 3 )分析了三維凹面反射波動場焦散現象產生的原因及焦散區奇性的種類,得出了三維凹面反射波動場焦散區奇性主要有折疊( fom 、尖點kusp和燕尾k )三種的結論,提出了利用辛幾何方法計算三維凹面反射波動場非焦散區和焦散區的計算方法,並給出了三軸不等橢球體凹面反射波動場的計算結果剖面圖。The energy - momentum pseudo - tensor of the cylindrical gravitational waves based on hu ning ' s expressions
基於胡寧表述的柱面引力波能量動量贗張量Abstract : it is observed that the sommerfeld ' s formula for a progressive spherical wave is not covariant with respectro the rotation of the coordinate system. it contains complex partial waves that are not physical. the standing wave representation of the same formula is shown to be covariant and physical. it is applied to solve the boundary value problem of fiber optics. the radiation modes as well as the guided normal modes are obtained in closed forms. the intensity distribution in various modes is obtained. it is remarked that the mode of critical refraction is missing
文摘:說明了球面行波的索末菲公式在坐標轉動下不協變.證明了球面波的駐波表示是協變的,因而是一個物理的關系式,故適用於圓柱坐標中各類波動方程的定解問題.作為一個例,應用於光纖光學,導出了受導簡正模和輻射模的表達式,以及各模式的強度分佈A migration imaging method using cgp stacked cylindrical waves
疊加柱面波偏移成像方法Cylindrical wave reflection and antireflection at media interfaces
在介質內表面處柱面波的反射和減反射Following, we developed an electronic nose adopting advanced technology which combined capillary column to separate vocs according their different retention time and surface acoustic wave sensor coating with polymer film to detect the qualities of those vocs. in my article, lung cancer situation, breath detection principle, feasibility of electronic nose adopting breath detection, and the principles of spme & gc have been particularly introduced. and initially certified the correlation between lung cancer and the marker vocs by detecting lung cancer patients breath, normal human breath, and lung problem patients by solid phase microextraction ( spme ) and gas chromatography ( gc ) system
本課題根據國外關于呼吸氣體中某些有機氣體成分和肺癌相關性的研究工作報告,採用固相微萃取?氣相色譜系統對肺癌病人呼吸氣體、正常人呼吸氣體、和其它類肺病患者呼吸氣體中的有機氣體成分進行對比檢測、研究,以期確定肺癌病人呼吸氣體中特徵有機氣體成分;並且期望建立首創的採用毛細管色譜柱與聲表面波傳感器聯用技術的電子鼻系統,與固相微萃取?氣相色譜系統作為對比檢測,能夠做到粗篩肺癌病人。Type plane wave incidence and the input admittance of cylindrical monopole antenna, it is testified that the proposed method is more accurate than the conventional square contour integration method
型平面波的散射電流以及單極細圓柱形天線的輸入導納,對所提出的方法作了驗證,證明了該方法比常用的矩形積分迴路法對細導線上電流的模擬要精確得多。Plane cylindric wave
平面柱面波D ). puts forward stress wave research method when the linear charge blasting. it regarded column stress wave as cylinder stress wave, end stress wave as spherical wave
D )提出了將條形藥包柱部應力波當作柱面波、端部應力波當作球面波處理的應力波研究方法。In order to validate the feasibility of the novel algorithm, ultrawide band pulse wave is used as incident wave. computational domains are limited by absorbing boundary condition. the transformation technique from near zone to far zone is used when the sampling spot is outside of the computational domains
時域成像技術以超寬帶脈沖源作為入射波源,用吸收邊界條件來界定計算域,而當采樣點遠離計算區域時,需要通過近?遠場的轉換技術把近場等效面上的信息轉換到遠場,本文採用簡單而實用的柱面波外推法作為近?遠場的轉換方法,收到了較好的效果。A class of exact solutions of the dirac equation are obtained for an electron in the electromagnetic field of a wave guide formed by two pairs of hyperbolic cylinders
摘要研究了位於由兩對雙曲柱面構成的波導管電磁場里的單電子的性質,得到了單電子在場中狄拉克方程的新一類精確解;計算了極化算符的本徵函數。The complex amplitude of cylindrical wave fields in the reference plan vertical to the optical axis
柱面光波場在垂直光軸方向的參考面上的復振幅表示Finally, shaking table experiments are carriod out, in which input several different character seismic waves with different acceleration peak value on several states of the shell model. the experimental results prove the theory research to be correct and show that the control strategy raised in this thesis is effective and feasible
最後,進行了雙層柱面網殼的被動控制減震試驗,對于網殼在替換不同桿件數量、位置和輸入不同加速度峰值的不同頻譜特性的地震波下的地震反應進行了上百種工況的振動臺試驗。Second, for the sake of the optical fiber is cylinder, the wave equation should be showed under column coordinate system
其次,針對光波在光纖中傳播的具體情況,推導出柱面坐標系下的波動方程。And we mainly finished breath detection electronic nose system, including surface acoustic wave sensor design, film coating design, and hardware & software design for future detection marker vocs in lung cancer breath by electronic nose
其次介紹了電子鼻應用於呼吸檢測的可行性,塗膜的原理,並通過詳細介紹傳感器設計、電路設計、軟體設計、傳感器塗膜和系統設計等方面說明了我們所建立的毛細管色譜柱與聲表面波傳感器聯用電子鼻系統。分享友人