次切線 的英文怎麼說

中文拼音 [qiēxiàn]
次切線 英文
subtangent
  • : Ⅰ名詞1 (次序; 等第) order; sequence 2 [書面語] (出外遠行時停留的處所) stopping place on a jou...
  • : 切Ⅰ動詞1 (合; 符合) correspond to; be close to 2 (用在反切后頭 表示前兩個字是注音用的反切)見 ...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  1. This definition of dy presumes some expressions for the subtangent.

    Dy的這個定義假定次切線的一些表達式。
  2. " x - ray gaze small cut extirpating soft organism eyewinker " got the fourth prize in military field ; " research and application of wild war one - time operation bandage " got the second prize ; " making of rabbit paralyze modal and rachis transplant experiment " the fourth prize of technical progress

    「 x -直視下小口摘除深部軟組織異物」獲軍內科技進步4等獎。 「野戰一性手術敷料包研製及應用」獲全軍科技二等獎。 「家兔癱瘓模型的製做以及胎兔脊髓移植的實驗研究」獲得軍內科技進步4等獎。
  3. The result indicates that, in the course of the rainstorm in huoshan, there are obvious low - level jet of great intensity, infection of mesoscale shear line, enhancement of plus vorticity which increases intensity of convergence, improves ascending velocity and brings on precipitation, and quick enhancement of helicity which provides the basis to forecast, in addition, convergence of moisture flux and analyzed potential vorticity which reflects baroclinic convective instability sufficiently indicate the characteristics of the rainstorm

    結果表明:此霍山暴雨發生前後,存在明顯的大強度低空急流,並受到中尺度的影響,而且正渦度的加強引起了輻合加劇,提高了上升速度從而引起降水,同時暴雨發生前螺旋度的迅速增強,也為預報提供了根據,另外水汽通量的輻合以及分析位渦反映出的斜壓對流不穩定都充分體現了這降水的特點。
  4. The fluctuating mangnetic field cutting across the turns or loops of wire of the secondary coil sets up an electrical pressure or voltage in these loops.

    起伏變化的磁場橫向割著圈的匝和環時,會在這些環中引起電壓。
  5. The fluctuating magnetic field cutting across the turns of loops of wire of the secondary coil sets up an electrical pressure or voltage in these loops.

    起伏變化的磁場橫向割著的圈的匝或環時,會在這些環中引起電壓。
  6. The clinical observation on the operation therapy of incision drainage and seton for high perianal abscess

    開掛術一性治療高位肛周膿腫的療效觀察
  7. The thesis developed the optimization design software of geometric parameter for the worm gear including strength check module, the drawing contact lines module, the change lines of tooth thickness of worm, and the parametric modelling software for the reducer which includes parametric modelling of parts and assembly. the cad prototype system is very convenient because of its accessible interfere, simple operation and written in chinese. by input design parameters , the cad system can make optimization design and strength check for the worm gear , draw contact lines of tooth flank of worm - gear and change line of tooth thickness of worm , judge if the tooth flanks of worm undercut and if the sideward tooth of worm - gear hob come to a point , make project design and structure design for the reducer and draw its 2d parts and assembly

    研究和開發了平面二包絡環面蝸桿傳動的參數優化設計和校核軟體系統:包括幾何參數設計計算模塊,強度校核模塊,繪制齒面接觸模塊,蝸桿齒厚變化曲模塊和蝸桿根判別模塊;開發了平面二包絡環面蝸桿減速器外形與結構尺寸數據庫以及傳動效率數據庫,建立了平面二包絡環面蝸桿傳動公差及極限偏差數據庫;開發了平面二包絡環面蝸桿減速器參數化建模軟體:包括零部件的參數化建模模塊和裝配圖的參數化建模模塊,其中零部件的參數化建模包括蝸桿軸系的參數化建模、蝸輪軸系的參數化建模、箱體的參數化建模、端蓋的參數化建模、軸承的參數化建模和其它零部件的參數化建模軟體模塊。
  8. I on the tamshui line, reducing train speed, schedule length, wheel friction and number of carriages from six to three, plus erecting more effective sound barriers along the emergent section close to minchuan west road station

    新北投支採取調降行車速度、減少班、六車組改為三車組、車輪削、鋼軌研磨等改善措施;民權西路站進入地下段前,增設全罩式隔音墻工程。
  9. Cubic uniformly tangent non - uniform corner cutting curves

    一致矢非均勻割角曲
  10. Found the phenomenon observed in the nematode caenorhabditis elegans for the first time in 1998, consequently similar processes have been described for drosophila melanogaster, trypanosome, mammals including humans. the mechanism is that sirnas is the mediator, which can induce the risc to the target mrna and degrade it. recently there was great progress in the specific gene therapy and anti - virus, and rnai has been a focus of rna molecular therapy

    自1998年fire等在研究蟲時首發現以來,相繼在果蠅、渦蟲、錐蟲、小鼠及哺乳動物細胞中發現rnai現象。一般認為: rnai第四軍醫大學碩士學位論文效應作用機制是sirnaskmallinterferinguaduplex )作為中介分于,引導risc ( rnaiinducingsuppresscomplex )至靶基因m洲a處,隨后核酸內酶將之降解。
  11. Curry and pepper were two famous cids dealing with the criminal cases. one day, their informer ten gave them information to arrest a military weapons

    ,二人因追查軍火案時誤捕了政治部人,而被革職,但最後仍不顧一,追上賊船,跟軍火集團決一生死
  12. This paper first begin with the connotation of virtual instrument technology, study and discuss the criterion and the working theory of usb deeply. on the principle of usb1. 1criterion, using usb interface chip usbn9604 and low consumption mirochip c8051f231, we designed the available interface of usb bus and its controlling software, turn the communicating function based usb bus between computer and testing device. second based on the developed interface of usb bus, using microchip pic16c62 and a mount of relays, we designed the multiswitching scanner and its controlling software to complete the funtion of accesses swithing in testing system. third calling the api function inside the windows using vb programming language, communicat with the impelling program of selected hid, achieve the function of testing instrument with usb interface, complete the development of upside software faced testing. at last, based on the deep studying of pcb testing method, used the developed multiswithing scanner and software faced testing, combinated with necessary testing instrument, we constructed the pcb testing system and analized the testing result simply

    論文首先從虛擬儀器的技術內涵出發,深入研究和討論了通用串列總usb規范及工作原理,並依據usb1 . 1規范,採用usb介面晶元usbn9604和低功耗微處理器c8051f231設計開發了通用的usb總介面及其控制固件,實現了通用計算機與測試設備之間基於usb總的通信功能;其,在所開發的usb總介面的基礎上,使用微處理器pic16c62和多路繼電器開關,設計開發出實現測試系統中測試通道換功能的多路通道掃描器及其控制固件;再,採用vb語言編程,調用windows內部api函數,與選定hid類驅動程序進行通信,實現usb總介面測試儀器功能,完成面向測試的上層軟體開發;最後,在深入研究印刷電路板測試方法的基礎上,利用已開發的多路通道掃描器和面向測試軟體,結合必要測試儀器組建印刷電路板測試系統,並對測試結果進行了簡要的誤差分析。
  13. Aiming at such problems in combustion system of homemade middle and miniature boiler, as a complex system with the character of dead zone, time variation, serious non - linearity, large time delay, coupling and a lot of disturbance, this paper presents a new set of optimal control resources. by using well - matched control method on system, stable automatic running is realized. having the serious divulgence coals difference a lot from each other in character, instability of chemistry, value of lowest emission of heat, home - made boiler controller is not at all ideal. instead of traditional model that controls the ratio based on proportional control or with the correct signal of the amount of oxygen, this paper, combined with intellect control theory - - fuzzy control and self - optimizing concept, propounded a kind of fuzzy self - optimizing controller to be used in air supplying system of the boiler, and expatiates on the idea of dividing the control process into two parts, dynamic and static to realize, thus meets the demand of homemade boiler economic running

    本設計針對國產中、小型電站鍋爐燃燒系統參數時變、嚴重非性、干擾因素復雜、耦合嚴重、模型不易確定的特點,提出多變量協調控制方案,解決了系統可控性差,難以實現穩定自動運行的問題;在此基礎上,改變以往以煙氣含氧量控制送風的傳統模式,針對國產電站鍋爐設備主體及一、二送風迴路泄露嚴重,煤種混雜、成分不穩定、燃燒發熱值低、燃燒效率不高等問題,應用智能控制理論中的模糊控制技術,結合自尋最優控制的思想,設計了一種模糊自尋優控制器,應用在電站鍋爐送風控制系統上,並闡述了動靜態兩種實現途徑,通過在優化風煤配比,實現最佳經濟燃燒,實保障了鍋爐的經濟運行。
  14. Prophylactic effects of onetime incision thread - drawing method for treatment of perianal abscess

    開掛治療肛周膿腫預防后遺肛瘺64例
  15. In the forth chapter, we proposes an approach of constructing planar piecewise bezier curve of 3rd 4th and 6th degree with all edges tangent to a given control polygon and the curve segments are joined together with c1 c2 and c3 - continuity. the segmented bezier curves are all shape - preserving to their tangent polygon

    第四章討論與給定多邊形相的分段三、四、六b zier曲,所構造的曲c ~ 1 、 c ~ 2 、 c ~ 3 -連續,並且對多邊形是保形的。
  16. 2 % 22 % and 29 % respectively less than using other three knives at cutting speed of 500mm / min when the moisture contents of rootstalks was 48. 2 %. the cutting forces were tested at four different parts of rootstalk that were the middle part along a radius, the tip part along a radius, the middle part along axis and the stalk part along a radius, and the force at the middle along a radius is the largest and increase 32 % 45 % 111 %, respectively more than at the other three parts. the force increase 37 % to cut the rootstalks from the areas one crop a year more than that from two crops a year

    試驗結果表明,根茬含水率愈高,剪力愈小,根茬含水率與剪力近似為二關系;刀片剪速度愈快,剪力愈小;凸曲、斜、凹曲和直四種不同的刀刃曲對整株根茬剪力依此由小到大,凸曲和斜時有一定程度的滑作用,所以剪力相比較小,當根茬含水率為48 . 2 ,剪速度500mm min時,與其他三種曲相比凸曲型刀刃的剪力依分別減少了7 . 2 、 22和29 ;對根茬中部、梢部和根部的剪力,在相同試驗條件下,徑向中部最大,比梢部,軸向根部和根部莖稈所需剪力分別增加32 、 45和111 ;當含水率為48 . 2 ,刀片的剪速度為500mm min時,一年一熟玉米根茬比一年兩熟的玉米根茬剪力增大37 。
  17. The main technology characteristics are : work method as slow speed wire cut machine with multi cut function to raise the precious and surface quality, high effective stripe auto recovery function. all controls and programs are under windows2000 operation system

    割機床的主要技術特點:按慢走絲加工方式加工,具多割功能,提高產品光潔度具智能條紋覆蓋功能,可高效割無條紋工件加裝耐磨導向器,減少運絲抖動全部編程式控制制在window2000下完成。
  18. Abstract : the paper analyses the present technology conditions of hs - wedm. it is pointed out the important directions to develop the technology of hs - wedm are using pc based cnc system, applying ai based theories into computer software, bettering machine structure and further improving techniques on multi - cut

    文摘:分析了數控高速走絲電火花割加工技術的現狀,指出了其今後的發展方向是:基於pc的數控系統的開發、人工智慧( ai )技術的運用、機床設計的改善及多割工藝的應用。
  19. The at - cut crystal freqency - temprature characteristice is equivalent to an equation of the third order, it display excellent freqency stability over wide temprature range

    At石英晶體元件的頻率溫度特性曲是一條三,在寬溫度?圍內具有相當良好的頻率穩定性。
  20. It is showed by numerical calculation that the waves amplify becomes great and the width of waves becomes narrow after the collision or chase of two solitary gravitational waves. the results indicate that the nonlinear interaction between the gravitational waves may be one of the causes for outbreak of severe convective weather. furthermore, by comparing once shear with second shear, we find that it is easier to breaking up or energy dispersion for the solitary gravitational waves by the nonlinear action when the distributing of basic flow is once shear

    引入實際基本氣流,分別討論了具有垂直一變和二變流時兩個非性重力波相互作用的數值計算過程,得到兩個重力波波包相遇或相追都會使波包的振幅增加、波寬變窄;進一步分析表明,有高空急流存在的條件下,非性重力波的相互作用更易使波包破碎、能量頻散,激發強對流天氣的形成。
分享友人