球面地 的英文怎麼說
中文拼音 [qiúmiànde]
球面地
英文
spherical earth-
In the southern hemisphere of the moon ' s far side, mission scientists saw an unusual signature of high - iron rocks in the floor of the south pole ? aitken ( spa ) basin, the largest basin on the moon
科學家在月球遠地面南半球的南極?艾肯盆地(簡稱spa盆地,是月球上最大的盆地)底部,發現高鐵巖石的異常蹤跡。In the paper, the testing scheme and making of a aspheric ge lens that used in planar wide - angle altazimuth was described
就平面廣角地平儀設計中用到的一塊非球面的小型鍺透鏡作了檢驗設計和加工。E. g. the ge lens used in planar wide - angle altazimuth, indirect ophthalmoscopy lens in ophthalmic diagnosis, zoom lens of camera, all were minor aspheric component
例如,紅外廣角地平儀中的鍺透鏡、眼科診斷用的間接眼底鏡、變焦照相機鏡頭、刻錄機光頭等都是小型的非球面元件。Celestial poles are situated directly over the earth's geographical poles.
天極直接位於地球的地理極上面。As it can be expressed easily by argument equations, we use the conicoid as the criteria of points " classification. based on the point ' s normal and the adjacent field, corresponding to the conicoid equation such as plane, ball and cylinder, we search the points that fit the equation along the adjacent field. using this method, we realized the automatic classification of unorganized points
本文採用了可以比較方便地用參數方程表示的二次曲面作為數據點的分類標準,根據點的法向量以及其鄰域結點的各種屬性,對應于平面、球面、柱面等二次曲面,依據曲面方程的特點,從起始點開始沿鄰域深度優先遞歸尋找符合方程的數據點,實現了散亂數據點的自動分類。Instead of assuming the earth to be a perfect sphere, this function takes into account the actual polar flattening of the earth and the equatorial bulge, which gives a much more accurate computation between the given coordinates
它沒有假設地球是一個完整的球面,而是考慮了地球的極軸扁平率和赤道鼓起率,這樣就給出了兩個坐標間更精確的距離。The full moon is along the earth-sun line but on the opposite side of the earth.
滿月時,月球在地球與太陽的連線上,但它是在地球的背面。Abstract : based on the synthetical data from the remote images, geological section, geomorphologic landscape, ancient water system evolution and surface feature spectrum etc, the study indicates that there is an undersand lake in the northern peripberal belt of qarhan salt lakes of qaidam basin
文摘:根據地球衛星遙感影象、地物波譜測定以及地貌景觀、古水系演化和地面地質調查等資料的綜合研究表明,柴達木盆地察爾汗鹽湖礦區北部外圍地帶存在一種新的成因類型的鹽湖? ?沙下鹽湖。Based on analysis of geologic foundation record about pingzhuang basin, a lot of sino - foreign geothermal geology record and investigation of field geology, measuring of ground temperature in person and geo - chemical analysis of ascension spring, gushing water of fault, the fact that the anomaly of geothermal gradient of pingzhuang basin, which is in region of low geothermal gradient, is caused by redistribution of conduction - oriented geothermal heat flow which is result from upheaval and depression of basin foundation bed is pointed out. after the field of ground temperature is simulated under the background of conduction - oriented geothermal heat flow by means of ansys, the characteristic of ground temperature distribution of top surface of basin foundation bed ( yixian team ) is revealed. the sound condition of transmissibility fault and feeding water source, which are imperative in formation of the low - medium temperature geothermal system of convective type, is possessed in pingzhuang basin
通過對平莊盆地基礎地質資料、國內外大量地熱地質資料的分析和野外地質調查、礦井實測地溫以及上升泉、斷層涌水的地球化學分析等工作基礎上,指出地處低地溫梯度背景區的平莊盆地地溫梯度異常是由於盆地基底隆起和坳陷引起傳導型大地熱流再分配所致;運用州sys數值模擬了大地熱流向地表傳導背景下的盆地地溫場,從而揭示了盆地基底(義縣組)頂界面地溫分佈特徵;闡明了盆地具有形成中低溫對流型地熱系統所必需的導水斷裂、補給水源等的良好條件,中低溫對流型地熱系統是地熱勘查的主要對象;圈定了平莊盆地北部朝陽溝?駱駝營子地熱勘查遠景區。Indeed, the reader who is slightly familiar with tessellations of the sphere, the eaclidean plane and the hyperbolic plane, can easily prove the following result.
事實上,稍微熟悉球面、歐幾里得平面和雙曲平面的分格的讀者,都能容易地證明出下面的結果。After an elementary study with lunar orbiting satellite, it is necessary to make exploration devices land on the moon and carry out detailed exploration with lunar rover in a rather large area
在利用環月衛星對月球進行初步的探測之後,需要使探測器在月球表面軟著陸,並由月球車執行較大范圍的詳細探測任務,為載人登月和建立月球基地做好準備。Because in middle youth he had often sat observing through a rondel of bossed glass of a multicoloured pane the spectacle offered with continual changes of the thoroughfare without, pedestrians, quadrupeds, velocipedes, vehicles, passing slowly, quickly, evenly, round and round and round the rim of a round precipitous globe
因為他在青壯年時,經常坐在屋裡,隔著那嵌有浮凸飾的五彩圓玻璃窗子,觀察外界大街上千變萬化的景物:步行者四足動物腳踏車車輛,或急匆匆或慢悠悠或不緊不慢地經過,沿著垂直的圓球面的邊緣滴溜溜滴溜溜滴溜溜地旋轉。Sial is the base on which the land surfaces of the earth stand.
硅鋁帶是地球陸地表面的基礎。Here, the spatial distribution of fresnel diffraction field and different talbot effects of sinusoidal grating are presented, under three different illuminating conditions. especially, we discussed some interesting properties about fresnel diffraction field and talbot image, when sinusoidal grating is illuminated by divergent spherical wave
特別地,我們討論了發散球面波照明的情況下,菲涅耳衍射光場和泰伯像所具有的一些有趣的性質,如球面波對光場的放大作用,泰伯效應存在的條件等等。Establishment of another form of geodesic coordinate system on earth ellipsoid
地球橢球面上另一種形式的測地坐標系的建立Finally, a method is put forward to construct the nurbs curves on sphere, which extends the de boor recursive algorithm in r3 to one on the sphere by replacing the geodesic distances for the lines and studies their many geometric properties analogous to those in euclidean spaces, such as the differential property, the local property, the parameter invariance under a projective transformation, and so on
兩種方法均給出誤差估計,使逼近螺線可達到任何預先給定的精確階。最後,給出球面nurbs曲線生成演算法:用球面上測地線? ?劣大圓弧代替直線段,將歐氏空間r ~ 3中的deboor遞推演算法推廣到球面上構造麯線。This thesis, taking geosynchronous satellite as an example, studies systematically and thoroughly the multi - sensor information fusion technology, studies fault diagnosis and system rebuild technology in satellite attitude control system, and studies autonomous navigation, orbital keeping technology
本文以地球同步軌道衛星為研究對象,從理論上和工程上較系統和全面地研究了衛星姿態控制系統的多敏感器信息融合技術、故障診斷與系統重構技術、自主導航技術、軌道保持技術。Aeronautical mobile satellite services communications ground earth station - general technical requirements c l band
航空移動業務衛星通信地面地球站總技術要求c l頻段3. seismic response analysis is done by using time history analysis method in aluminum alloy double - layer cable dome and the displacement and the axis stress of the structure under the seismic response are obtained and the results are compared with the ones of the spectrum analysis
採用時程分析法對肋環型鋁合金雙層球面網殼結構進行了地震分析,得出了結構在地震荷載作用下的位移、軸向應力的變化曲線,並且與譜分析結果以及相應的鋼網殼作了比較。Two spherical waves and multiple spherical waves interference, and yang ' s interference experiments are simulated by using different methods. two spherical waves interference is focused on the on - plane or out - plane of the spot light source plane and the observing plane. then, we analyze how the temporal coherence of optical waves influence the contrast of the interference pattern
用光波波前疊加的方法實現了對兩列球面波干涉、多光束干涉等實驗的模擬;用傳播矩陣描述衍射光波波前傳播的方法對楊氏雙縫和雙孔干涉實驗進行了模擬,並具體詳細地分析了單縫衍射對雙縫干涉的影響;另外還分析了光場的時間相干性對干涉條紋反襯度的影響。分享友人