橢圓球 的英文怎麼說
中文拼音 [tuǒyuánqiú]
橢圓球
英文
ellipsoid-
Using vb6 programming software, the different marked volume of corresponding absolute altitude for the horizontal vessel which have arbitrary ellipse head and spherical vessel can be calculated more rapidly and accurately, and the method was not restricted by vessel specifications
摘要介紹了利用vb6編程軟體,快速準確地計算出具有任意橢圓形封頭的臥式容器及球罐不同標高液位所對應體積的方法,該方法不受容器規格限制。The moon doesn't describe a circle round the earth, but rather an ellipse.
月球繞地球運行的軌道不是渾圓的,而是橢圓的。The earth revolves around the sun in an ellipse with the sun at one of the foci.
地球在以太陽為焦點的橢圓上圍繞太陽公轉。Because of the ellipticity of the earth's orbit the solar radiation incident on the earth is about 7% greater in december than in june.
因為地球軌道是橢圓,入射到地球上的太陽輻射在12月份約比6月份多7。Because of the ellipticity of the earth ' s orbit the solar radiation incident on the earth is about 7 % greater in december than in june
因為地球軌道是橢圓,入射到地球上的太陽輻射在12月份約比6月份多7 。These specimens of ruppia are characterized by possessing a small oval endocarp, smooth endocarp surface, distinct narrowly elliptic external depressions, distinct apical mucro, slightly curved seed shape and conspicuous globose hilum. a new species, r. yushensis sp. nov
該新種的主要特徵為內果皮卵形、表面光滑、側面具兩個顯著的窄橢圓形凹陷、頂端具一個明顯的小尖突,以及種子頂端具顯著的球形膨大的種臍。As addenda, a tennis and fives court, a shrubbery, a glass summerhouse with tropical palms, equipped in the best botanical manner a rockery with waterspray, a beehive arranged on humane principles, oval flowerbeds in rectangular grassplots set with eccentric ellipses of scarlet and chrome tulips, blue scillas, crocuses, polyanthus, sweet william, sweat pea, lily of the valley bulbs obtainable from sir james w. mackey limited wholesale and retail seed and bulb merchant and nurseryman, agent for chemical manures, 23 sackville street, upper, an orchard, kitchen garden and vinery, protected against illegal trespassers by glasstopped mural enclosures, a lumbershed with padlock for various inventoried implements
可以增添一個網球兼手球場,一片灌木叢,用植物學上最佳辦法設置一座熱帶椰子科植物的玻璃涼亭,有噴泉裝置的假山石,按照人道的原則設計的蜂窩。在矩形的草坪上布置一座座橢圓形花壇,將深紅和淡黃兩色的鬱金香藍色的天蒜報春花西櫻草美洲石竹香豌豆花和歐鈐蘭都栽培成別致的卵形球根購自詹姆斯w馬凱伊爵士247的股份有限公司,他是個種籽與球根批發兼零售商,苗木培養工,化學肥料代理商,住在上薩克維爾街二十三號。果樹園蔬菜園和葡萄園各一座。Based on the method expressing the positional uncertainty of point entities in surveying and mapping, uncertainty ellipse was employed to characterize the uncertainty region for the error dispersal of 2d target ' s position, and uncertainty ellipsoid for the 3d target. 1 - uncertainty ellipse was derived from positional error covariance
借鑒測繪學科中衡量點元位置不確定性的方法,分別用橢圓和橢球來表示二維目標和三維目標的位置誤差散布的不確定性區域。Supply sintered corundum abrasive chips. over ten shapes : triangle, oblique triangle, fan, cylinder, oblique cylinder, rhombus, square, v - shape, ball shape, elliptical, etc
有十多種形狀上百個規格,如:三角形斜切三角形圓柱形斜切圓柱形扇形橢圓形正方形球形v形菱形等。Shenzhen chenggong trade co., ltd. supply sintered corundum abrasive chips. over ten shapes : triangle, oblique triangle, fan, cylinder, oblique cylinder, rhombus, square, v - shape, ball shape, elliptical, etc
有十多種形狀上百個規格,如:三角形斜切三角形圓柱形斜切圓柱形扇形橢圓形正方形球形v形菱形等。Earth ' s spheroid
地球回轉橢圓體( 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。Yu mei metal products co., ltd. offer tin can
正方形長方形罐圓形球形罐橢圓形蛋形罐The conventional sphere model of earth and circle model of orbit are discarded, and the ellipsoid model and the ellipse model are selected for further research, which achieves a method to determine the target position through the antenna pointing direction. and the spaceborne sar system design and simulation software is brought forth. this software accomplishes sar system coefficients design for antenna area, pulse repetition frequency, signal bandwidth, downlink data rate, radar transmitter power and satellite platform yaw steering
本文從星載雷達的星地幾何關系入手,舍棄傳統星載合成孔徑雷達研究中的球地球模型和圓軌道模型,研究了在地球橢球模型和橢圓軌道模型下由雷達天線確定目標坐標的方法,並在此基礎上研製了星載合成孔徑雷達系統設計與模擬軟體,完成雷達系統天線尺寸、脈沖重復頻率、信號帶寬、雷達信號數據率、雷達發射功率、衛星平臺的偏航牽引等幾個方面的系統參數設計以及雷達多普勒特性、雷達系統模糊、雷達定位及精度的分析,最後完成雷達回波信號的模擬。A theoretical and experimental study of a new, efficient technique to couple a laser, emitting a highly elliptical beam, to a single - mode fiber without the use of bulk optical components is presented. the technique involves butt coupling the laser to a cylindrical lensed fiber and spherical lensed fiber
本文從理論上和實驗上呈現了一個實用的耦合技術,即在沒有使用分立球形光學元件的情況下將高度橢圓化的激光光束通過透鏡光纖耦合到單模光纖中。2. based on the spaceborne sar theory, an elliptical earth model and an elliptical orbit model are proposed, which have some advantages over the traditional circular ones
2 .基於星載sar的基本理論,給出了一種進行星載sar回波信號模擬的橢圓地球模型和橢圓軌道模型,它們優于傳統的球地球模型和圓軌道模型。Results showed that the pollen grain of p. mira, which is used as material by sem for the first time, was nearly elliptic in shape and the extine pattern was simply striped with no pores
結果表明,光核桃花粉粒的形態呈橢圓球形,其外壁紋飾呈簡單的直紋平行型,無穿孔,是最原始的桃亞屬植物野生種,未發現與栽培種有直接的關系。Seeking the intersection of a line and an ellipsoidal surface with the projection plane transforming method
用換面法求解直線與橢圓球面的交點1961 earth is a ‘ slightly irregular ellipsoid, according to photographic data received from vanguard 1 and 2
根據接收到的「先鋒1號」和「先鋒2號」人造衛星發回的攝像資料,地球是一「稍不規則的橢圓球體」 。These halos, unlike those found above the heads of saints, have a spherical or ellipsoidal shape
這些暈體和出現在聖人頭上的光環不一樣,形狀像是圓球或是橢圓球。分享友人