球面底 的英文怎麼說
中文拼音 [qiúmiànde]
球面底
英文
dome head-
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。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。I considered it a narrative of facts, and discovered in it a vein of interest deeper than what i found in fairy tales : for as to the elves, having sought them in vain among fox - glove leaves and bells, under mushrooms and beneath the ground - ivy mantling old wall - nooks, i had at length made up my mind to the sad truth, that they were all gone out of england to some savage country where the woods were wilder and thicker, and the population more scant ; whereas, lilliput and brobdingnag being, in my creed, solid parts of the earth s surface, i doubted not that i might one day, by taking a long voyage, see with my own eyes the little fields, houses, and trees, the diminutive people, the tiny cows, sheep, and birds of the one realm ; and the corn - fields, forest - high, the mighty mastiffs, the monster cats, the tower - like men and women, of the other
至於那些小精靈們,我在毛地黃葉子與花冠之間,在蘑菇底下和爬滿老墻角落的長春藤下遍尋無著之後,終于承認這悲哀的事實:他們都己逃離英國到某個原始的鄉間去了,那兒樹林更荒涼茂密,人口更為稀少。而我虔信,小人國和大人國都是地球表面實實在在的一部份。我毫不懷疑有朝一日我會去遠航,親眼看一看一個王國里小小的田野小小的房子小小的樹木看一看那裡的小人小牛小羊和小鳥們目睹一下另一個王國里如森林一般高聳的玉米地碩大的猛犬巨大無比的貓以及高塔一般的男男女女。The status of cambrian system in the 2004 version of the international stratigraphical chart is reviewed with comments on the gssp for the base of the system and the current subdivision of the system, the gssp for the newly ratified furongian series and paibian stage, and the time span of the system and its series
摘要評述了國際地層委員會最新公布的2004年版「國際地層表」的寒武系部分,包括它的底界全球層型和點位的確定和存在的問題、寒武系當前的再劃分情況、芙蓉統和排碧階及其底界全球層型剖面和點位、寒武系的時代跨度。Our hot balloons is driven by common fuel without any gas, as same as other normal hot balloons, it is lifted by flotage of hot air and direction controlled by gasoline motor, remote operation, safe, low risk, no ground people required leading to very low cost
本廠生產的動力熱氣球,是用普通熱氣球燃料,不加任何氣體,和普通的熱氣球一樣,是靠熱氣的浮力上升的,汽油機控制方向和升降,遙控操作,安全,風險小,無須地面人員,飛行成本底。The prototype is made by a concave sphere primary and a plane secondary deposited the mo / si multilayer on the fused quartz substrates. the reflectivity peak and the reflectivity uniformity of the multilayer mirrors are respectively 25 % and around + 2. 5 % at 17. 1nm
望遠鏡主鏡為球面,次鏡為平面,所用反射鏡為在熔石英基底上鍍制mo si多層膜的euv波段反射鏡,在17 . 1nm的反射率25 ,反射率的均勻性2 . 5 。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。What kind of spectacle would its hidden hemisphere present ?
在地球上看不見的那一面到底是什麼模樣?The diamonds on earth are believed to have formed under high temperature 1000 and pressure 45 kilobar in the deep 100 - 300 km interior of the earth, and brought to the near surface by volcanic activities
地球上的鉆石相信是在100至300公里深,溫度接近攝氏1000度,而壓力達45千巴的地底形成,其後因火山爆發而帶至地面。The server stands behind his own baseline, to one side of the center mark, and then hits the ball over the net into whichever service court is diagonally opposite
發球者站在自己場地底線中間標志一邊的後面,把球擊到球網對面同自己所處位置成對角線的那個接發球區。Implants for osteosynthesis - bone plates - specification for holes corresponding to screws with asymmetrical thread and spherical undersurfaces
骨接合術用外科植入物.第23部分:金屬接骨板.第3節:不對稱螺紋球形底面螺釘的螺釘孔What changes are necessary when a spherical curvature is introduced in the substrate ?
當一個球面曲率引入基底時需要有什麼改變?This part including : the design of typical aspheric opthalmoscopy lenses, test and making of 20d single asphere lens, and discussion to the making result
包括典型非球面眼底鏡的設計, 20d非球面間接眼底鏡的檢驗加工,並對加工結果進行了討論和評價。Basing on the investigation to domestic and overseas market and technology. we noticed that it is necessary to research and exploit the aspheric ophthalmoscopy lenses. the design, test and making of the aspheric ophthalmoscopy lenses were studied in the paper
在對國內外科技和市場調研的基礎上,考慮到國內非球面眼底鏡開發的必要性,我們對非球面眼底鏡設計檢驗和加工進行了研究。The outside diameter of the self - contained bearing is spherical to match corresponding spherical inside diameter of the housing providing self - aligning between these two members, which compensates for misalignments of the units resulted from errors in mounting and distorting of the foundation
軸承的外徑與軸承座內徑為球面配合,兩者之間具有自動調心功能,可補償因安裝誤差產生的軸線不重合及安裝底面的變形。This machine is a large - sized machine which is specialized for application of building material, furniture, door and windows, door pocket, furniture of decoration industry, indoor decorative material as well as picture frame, billiard table, sound box and other veneer decoration, through adjustment, this machine can make complex flower pattem surface achieve terribly perfect effect furthermore, for pvc, paint paper, coiled wood peel, various kinds of compex solid - wood, density board, plastics, steel product, aluminium section as well as many other material, theirsurface, side face, base and undersi de can be attached with veneer at one time with adoption of our machine
本機器是專為滿足建材、傢具裝飾行業的門窗、門套、傢具、室內裝飾材料以及鏡框、臺球桌、音箱等貼面裝飾使用的大型機器,通過調整可使復雜花形表面達到十分完美的效果, pvc 、油漆紙、成卷木皮與各種復雜實木、密度板、塑料、鋼材、鋁型材等材料的表面、側面、底邊、底面一次可完成貼面。As the inner shape of the thin aluminum alloy sheets will deform and differ from the theoretical ellipsoid to some extent after welding processing, it is very difficult to meet the requirements of the tolerance between the honeycomb sandwich and thin aluminum sheets when only conventional cnc and traditional manual manufacturing techniques are used
由於上、下底蒙皮焊接成型過程中的變形使其內表面形狀相對于理論橢球面具有較大的誤差,採用常規的橢球面數控加工方法,或傳統的按上底蒙皮內表面手工打磨、研合修配方法加工蜂窩夾芯表面無法保證配合精度要求。From the # 1 fairway wood company in the world comes the latest in innovation - a 3 - piece stainless steel design with a unique sole configuration that helps ensure consistent alignment, a square face and superior turf interaction from any lie
領先全球,世界第一球道木桿的創新革命- 3層不? ? ?設計與獨特的底部配置,不論任何角度皆能增強其瞄準性、更正確的擊球面與優異的草地抗阻性。Surrounding with the subject of minor asphere making and test, we pursued work in four side : the design, test and making of aspheric indirect ophthalmoscopy lenses, test and making of aspheric ge lens, double asphere lens testing, study on testing of refractive convex aspheric surface
本文圍繞小型非球面檢驗加工這個課題,主要做了四個方面的工作:非球面眼底鏡的設計、加工和檢驗,非球面鍺透鏡的加工檢驗,雙面非球面小型透鏡檢驗方法的探討,凸二次非球面檢驗方法的研究。In this paper, series of work about the fabrication of large computer - generated diffractive optical elements on curved surfaces is carried out supported by the national natural science foundation ( 60078006 ) and state key laboratory of applied optics of the chinese academy of science. 1
本文在國家自然科學基金( 60078006 )和中科院創新基金( 2002lq4 ) ,以及中科院應用光學國家重點實驗室的資助和支持下,開展了利用光刻技術在大口徑凹球面玻璃基底上製作衍射光學元件的相關工作: 1分享友人