柱面鏡形 的英文怎麼說

中文拼音 [zhùmiànjìngxíng]
柱面鏡形 英文
cylindrical anamorph
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : Ⅰ名詞1 (鏡子) looking glass; mirror 2 (幫助視力或做光學實驗的器具) lens; glass 3 (姓氏) a s...
  • 面鏡 : mask
  1. Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account

    依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型,對中國古代木結構中的典型構造如:腳在礎石頂平擱簡支、架榫卯連接、高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究: (一)通過木石礎靜摩擦試驗,測定了腳與石礎古間的摩擦系數及摩擦力隨上部結構荷載變化的規律; (二)通過單承載力試驗,測定了古建築中木的受力變特徵、破壞模式、及模型材料的變模量、極限承載力、極限變等參量; (三)通過架低周反復荷載試驗,測定了架的抗側移剛度、架恢復力特性及滯回曲線、榫卯張角剛度及其變化規律、架及榫卯的極限承載力和極限變、及榫卯減振參數; (四)通過斗?低周反復荷載試驗和受壓試驗,測定了古建築木構件與木構件間摩擦系數,斗?抗側移剛度,斗?恢復力特性及滯回曲線,斗?抗壓極限承載力及受力變規律; (五)通過抬梁式殿堂間架模型振動臺試驗,測定了殿堂木構架結構自振周期,地震反應振、阻尼特性及阻尼比;按結構分層特點對腳、頭和斗?層上的屋蓋的地震反應採用多點同步測量,對根滑移、榫卯變、斗?的變、復位、耗能減振參數等進行了定量分析。
  2. Lighting fixtures are either stainless steel or decorative design. car wall 5 mm thick reinforced plastic glass

    裝飾頂:不銹鋼,圓亞克力水晶燈,筒燈點綴
  3. Surface microtopography, representation and tracer of microscale vortex dislocation of hydrothermal synthetic sapphires and natural beryls are studied by using atomic force micro - scope and interference microscope

    摘要採用原子力顯微、干涉顯微對水熱法合成藍寶石和天然綠石等寶石的表貌進行了研究。
  4. Parabolic - shaped collector

    拋物聚光
  5. In this paper, micro - cavity semiconductor laser ( mcsl ) with pillar vertical - cavity surface - emitting structure ( vcsel ) which has potential applications in optical communication and optical interconnect is theoretically analyzed, the calculation model that used to discuss the modal performance of rectangular columnar and cylinder vcsel with oxidized aperture is established by using vector field model. the numerical simulations in the case of cylinder structure show oscillating wavelength and threshold gain against inside and outside radius of laser, the layer refractive index and pair number of bragg mirror, thickness, position and oxidized material ' s refractive index of oxidized aperture, in detail. more practically, considering dos shell of laser as non - perfect one, or supposing that dos shell is separated from the laser, we can obtain more significative results

    本工作以矢量場模型出發,對具有誘人應用前景的垂直腔發射結構( vcsel )的微腔半導體激光器( mcsl )進行了理論分析,建立了用於分析方和圓結構具有氧化孔徑層的激光器的模式特性的理論模型;對圓結構情況進行了數值模擬,得到了振蕩波長、閾值增益隨激光器內外半徑、 bragg反射層折射率、周期數以及氧化孔徑層厚度、位置和氧化物折射率的詳細變化規律;為使理論計算更接近實際,將外加金屬包殼視為非理想導體,或將金屬包殼與激光器結構隔開,分別對這兩種情況下的結果進行了討論。
  6. ( 3 ) fabrication methods of planar, y - branches, and channel waveguides employing structure lights formed by cylindrical lenses and optical binary masks are investigated experimentally in detail

    對利用和光學二元掩模板成的結構光在光折變晶體中寫入平光波導、 y型光波導以及通道光波導的方法進行了詳細的實驗研究。
  7. Determined by dsc. whereafter, the surface micro - morphology of both sides of tini sma thin film deposited on glass was investigated by atomic force microscope ( afm ), and the difference of morphology between the two sides is observed. it has been shown that, in the growing surface of sputtered tini film, the trend of grain to accumulating along the normal direction like a column is clearly observed, and the grain is very loose which resulted in more microcavities, but in the surface facing to glass substrate, grain is so compact that there are hardly microcavities

    通過濺射法,在玻璃襯底上淀積了tini薄膜,並在600進行了真空退火, dsc法測得其馬氏體逆相變峰值溫度為75 ,利用原子力顯微,對玻璃基tini狀記憶合金薄膜的襯底與生長進行了表微觀貌分析,發現:生長晶粒呈現出沿薄膜法線方向狀堆積的趨勢,晶粒緻密性差,微孔洞多;而襯底晶粒緻密,幾乎沒有微孔洞存在。
  8. By means of the rectangular d iaphragm and two orthogonal cylinder lens, the collimated laser is shaped, which is stretched and compressed respectively in two different directions, and the l ine source with ideal shape is achieved

    並應用矩光闌和兩個相互垂直放置的,對準直后的激光束進行整,分別在不同的方向進行拉伸和壓縮,得到了狀理想的線光源。
  9. The vector magnetic potential of a system consisting a line electric current and an infinite long magnetic dielectric column is calculated with the method of separation of variables and method of images, it is pionted out that the vector magnetic potential of a system consisting a line electric current and a magnetic dielectric plane, an ideal paramagnetic column, a superconductor column, and a line electric current in homogeneous magnetic field can all be deduced from our calculation

    摘要用象電流法和分離變量法計算了線電流與無限長磁介質圓系統的磁矢勢,指出線電流與無限大磁介質分界平、線電流與超導體圓、均勻外磁場中有磁介質圓系統時的磁矢勢都可以由線電流與磁介質圓系統的磁矢勢的極限情給出。
  10. The surface sticks canada to import the solid bark of primary color, and roast the top very and strictly black of valuable piano paint, bright that divide the craft top thin and red wood grain, luster that have got the precious stone sort is with the texture, endurable often new, its strong and tough surface can resist slight of shot but not leave the trace, and match the plank of last glass crest with the glow - in - the - dark sand aluminum metal alloy pillar, highly respectable shape chien roughly vogue, now modern vogue elegant appearance of your luxurious living room of ream of nobility tasty, cultured qualities

    貼加拿大進口原色實木皮,烤上極嚴格分色工藝的名貴鋼琴漆,亮麗黑色配上淡紅色木紋,有著寶石般的光澤和質感,恆久常新,其堅硬的表可抗拒輕微的碰擊而不留下痕跡,搭配上玻璃頂板和亮光砂鋁合金,尊貴的外簡約時尚,彰現貴族品味,典雅的氣質令您的豪華客廳爭添現代時尚風采。
  11. It is shown, through the analysis of their surface power and astigmatism, that the shape of the meridian line has significant influence upon the distributions of surface power and astigmatism. their keystone distortion is small. in this way, pal meeting different circumstances can be designed

    最後,舉例設計了光焦度增量為2 . 50m ~ ( - 1 )的幾種漸變片,通過對設計結果分析研究,指出可得到梯畸變較小的pal片,子午線光焦度漸增多項式參數的選取會影響片球度和度的大小和分佈,由此,可設計滿足不同使用要求的漸變片。
  12. One fascinating property of steel mirrors is their mouldability - they can be bent into the shape of a circular cylinder or even a cone. sometimes, images reflected from the cylindrical or conical surfaces get so distorted that they are barely recognizable

    及圖錐所反射出來的圖像往往變得十分有趣甚至難以辨認。但這種圖像變換可以用相反的式進行,將一些看似雜亂無章的圖案,利用反射變回一個常見的圖案,給觀察者一個驚喜。
  13. In this thesis, based on related previous references, using the non - fourier law of heat conduction, applying the image method, expand method of wave function, multiple scattering of thermal waves in materials with subsurface defects are investigated. our research works are concretely as following

    本文在分析了國內外相關文獻的基礎上,基於非傅里葉熱傳導波動方程,採用像方法和波函數展開法,研究了固體介質中亞表缺陷和球缺陷對熱波的多重散射問題。
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