極圓的 的英文怎麼說
中文拼音 [jíyuánde]
極圓的
英文
as round as an ball-
Since jade is, as a rule, not transparent, but has a fine lustre, the cabochon is the form best suited to it
不是透明的寶石,但卻具有極佳的光澤,所以極適合被切磨成光滑的半圓弧面型With the use of finite method we have developed computer simulation software for vacuum microtriodes with wedge - shaped and cone - shaped cathode on the basis of stduying deeply the field emission theory of vacuum microelectronics. the software included field section, grid point numbering, and the calculation of electric currents, transconductance and cathode capacitance, moreover, it can simulate the properties of vacuum microeletronic with variant structures and sizes. the relationship was studied and simulated among electic properties and device structures, sizes and cathode materials etc. the optimized design of vacuum microtiode was proposed
本文在深入研究真空微電子器件場致發射理論的基礎上,根據圓錐形、楔形陰極真空微電子三極體的不同特點,分別建立了物理和數學模型,在考慮空間電荷密度影響的前提下,以有限元法為基礎採用迭代的方法計算出真空微電子三極體內的電勢分佈情況,繪制出了等勢線、電子軌跡線,並得到了器件電學性能隨幾何參數的變化情況。I had often stood on the banks of the concord, watching the lapse of the current, an emblem of all progress, following the same law with the system, with time, and all that is made ; the weeds at the bottom gently bending down the stream, shaken by the watery wind, still planted where their seeds had sunk, but erelong to die and go down likewise ; the shining pebbles, not yet anxious to better their condition, the chips and weeds, and occasional logs and stems of trees that floated past, fulfilling their fate, were objects of singular interest to me, and at last i resolved to launch myself on its bosom and float whither it would bear me
我常站在康科德河的岸邊,望著逝去的流水- - -它是一切過程的象徵,和宇宙,和時間及一切造物受同一法則的支配;那河底的水草隨著水流輕柔地彎曲,彷彿受到水底清風的吹拂,此刻還在水底紮根,但不久后就會凋零並隨波濤逝去;那閃亮的鵝卵石- - -它們還不急著尋找更好的去處,那砂石碎屑、藤蔓野草,和那偶爾從水面漂過、奔向命運盡頭的圓木、樹干,都使我產生了極大的興趣,我最終決定泛舟于康科德河的胸膛之上,隨它將我載去任何地方。Be holomorphic in the unit disk. if an extremal teichmller mapping
在單位圓盤上全純,並且極值的teichmller映射Now and again he reached out and added a bundle of checks to the flying miscellany that soared through the roof and out of sight in a tremendous circle
上了漿的襯衫和稿子,還不時伸手加一紮支票到飛旋的行列中去。那些東西穿出房頂,飛成一個極大的圓圈消失了。This product is traditional baoyuan tea, produced in nannuo mountain, menghai county, xishuang banna, yunnan province, where the tree of tea king located, belongs to grandifoliate planted tea of primary ecological tea of wild ancient tree, select delicate and tender tea tip, is made through the traditional manual craft with high value of collection
本品系傳統包圓茶,產于雲南西雙版納勐海縣茶王樹的故鄉南糯山,屬原生態野生古樹大葉種茶,經傳統製作工藝手工壓制而成,具有極強的收藏價值。Icbp is a generalization to circular back - propagation ( cbp ) network. cbp possesses good generalization ability and adaptability compared with the counterpart bp. and in its frame we can construct vector quantification ( vq ) and radial basis function ( rbf ) networks, showing great flexibility
Icbp是我們對圓形反向傳播網路( circularbackpropagation ? cbp )的推廣, cbp不僅具有良好的推廣和自適應能力,而且在其框架下分別構建出矢量量化( vq )和rbf網路,展示出了極大的靈活性。Furthermore, they argue, an expansion of offshore production would dramatically increase the risks of an environmental disaster such as the one that struck santa barbara in 1969, when an undersea well blew its top, releasing a slick that spread over 800 square miles of ocean and soiled 35 miles of coastline
他們進一步指出,海上石油的開采將會極大的增加如同1969年聖巴巴拉發生的生態危機(海上油井的泄漏,擴散方圓八百海里的水域,並且污染了35海里長的海岸線)的的幾率。The results of treatments with different concentration of phosphate in the present study indicated, whether boea leaves were treated before desiccation or during rehydration, and whether they were intact leaves, leaf halves or leaf discs, the boea leaves were injured and their photochemical activity of psii were serious affected by treatment with 0. 1mol / l phosphate or over, thus resulted in poor resurrection for dehydrated boea leaves. the photochemical activity of psii was a sensitive parameter of physiological activities for boea leaves during dehydration and rehydration
本文利用不同濃度的磷酸鹽溶液處理牛耳草葉片,結果發現,不論是在乾燥前還是在復甦時處理,也不論是處理牛耳草整葉、半葉還是葉圓片, 0 . 1mol l以上的磷酸鹽溶液都對牛耳草葉片具有損傷作用,極大的影響了其光系統的光化學活性,使得牛耳草葉片在脫水后不能很好的復甦。The corundums, coated with a special resin, are sawn by thin diamond - polished blades. the discs are then separated, cleaned and sorted
用極薄的金剛砂拋光鋸片,將外塗特殊樹脂的金剛石切成若干圓片,然後將圓片分離、洗凈並分類。Connectors for frequencies below 3 mhz. part 7 : circular multipole connectors with bayonet or push - pull coupling
頻率低於3mhz的連接器.第7部分:卡口連接或推拉連接的多極圓形連接器The circular monopole ultra - wideband antenna has not only the extremely wide band in frequency domain, but also stable phase center, which makes the antenna radiate and receive the short pulse signals without any distortion, and suitable for various ultra - wideband communication systems or the single antenna of other multi - frequency operating communication systems
這種天線不僅具有極寬的阻抗帶寬,還擁有穩定的相位中心。這使得圓盤單極超寬帶天線可以不失真地收發時域短脈沖信號。所以該天線不僅適用於超寬帶通信中,還能夠作為復雜多頻工作系統的單一收發天線。Moon world is a classic example of a chalk badlands terrain. in geological terms it comprises highly saline limestone with a sandstone and shale structure, so that in an area of several hundred hectares no plants grow and the highly eroded ground is bare, creating a " lunar " landscape
草山月世界為典型的白堊土地型,地質是砂巖和頁巖所構成的青灰巖,含有極高的鹽分,導致方圓數百公頃的土地寸草不生,呈現一片光禿禿的地貌,故稱月世界。Still, many people are buying the large, round fruit ( food )
盡管如此,許多人正在積極購買這種又大又圓的果類作物。Like other planets, mars is not perfectly round; it is flattened at the poles because of its spin.
像其它行星一樣,火星不是十分圓的,由於自轉,兩極稍偏。The 2 stroke book says because of testing, an 8 degree angle of divergence for the diffuser cone connected to the lead in pipe is the minimum angle to start with and 20 degrees for the compression cone at the other end of the pipe is a good starting point
二行程手冊測試,一個八度的漸縮圓錐反射角,連接導入氣管通道,是一個極小的開始角度,以及20度的壓縮圓錐在氣管的另一結束端,是一個好的開始As the last item on the agenda for the meeting, mr. kiuchi s lecture was taken with high interest, and greatly applauded by the attendees, to safely end the meeting
本屆定期會議閉幕時的木內先生的特別演講引起了大家極大的關注,在熱烈的掌聲中,定期會議圓滿結束。A black opal worn near the heart on a necklace made of gold is said to ward off evil and protect travelers. it is regarded as an extremely lucky stone. it has reputed healing properties, especially the power to increase mental capacities such as creative imagination and other unused powers of the mind
貴蛋白石是由無數個極度的非晶質二氧化硅小圓球組成,小圓球的直徑都相同或相近,並能在三維空間作整的排列,這些整排列的小球像光柵一樣,當白光射在上面后即發生衍射,衍射成彩色的光譜。When opal is worn as a pendant on a gold necklace and surrounded with 10 or 12 small diamonds it is believed to have excellent money - drawing power. a black opal worn near the heart on a necklace made of gold is said to ward off evil and protect travelers. it is regarded as an extremely lucky stone
貴蛋白石是由無數個極度的非晶質二氧化硅小圓球組成,小圓球的直徑都相同或相近,並能在三維空間作整齊的排列,這些整齊排列的小球像光柵一樣,當白光射在上面后即發生衍射,衍射成彩色的光譜。2 aa + perfect round ; excellent luster ; thick nacre (. 5 of total nacre or better ) ; 90 - 95 % inclusion free surface ; excellent matching ; top 5 % of a pearl farm ' s harvest
圓度極高,極好的光澤,厚的珠層( 0 . 5或以上的珠層含量) , 90 - 95 %的表皮光潔度,極好的匹配,珠農收成中最好的5 %部份。分享友人