端分脈 的英文怎麼說
中文拼音 [duānfēnmài]
端分脈
英文
apical sector-
Leaves tufted ; stipes 15 - 30 cm long, densely scaly at base, glabrous above ; sterile lamina about 60 cm long and 20 cm wide, simply pinnate ; pinnae numerous, alternate or subopposite, linear - lanceolate, the largest about 12 cm long and 1 cm wide, base cordate, apex acuminate, margin finely toothed ; veins close, forking once or twice and forming areoles near the midrib ; fertile lamina similar to sterile ones, but somewhat reduced, about 8 cm long and 0. 4 cm wide, lower surface almost entirely covered with sporangia
葉簇生；葉柄長15 - 30厘米，基部密被鱗片，向上近光滑；不育葉片長約60厘米，寬20厘米，一回羽狀；羽片多數，互生或近對生，線狀披針形，最長者長達12厘米，寬約1厘米，頂端長漸尖，基部心形，邊緣有細密鋸齒；葉脈1 - 2次分叉，近中脈形成網眼；能育葉與不育葉相似，但較小，長約8厘米，寬約0 . 4厘米，下部滿布孢子囊。Some simulations with deltae has also been made to predict the performance of the system. at the end of this section, proposals and schemes are also given for the further experiments. 4 ) thermoacoustically driven puke tube refrigerator ( tadptr ) with the successful operation of the standing wave thermoacoustic prime mover, we transferred part of our efforts to the thermoacoustically driven pulse tube refrigeration, which is actually the original aim for our study on the thermoacoustic prime mover
熱聲驅動脈管製冷機在成功研製熱聲驅動器的基礎上，對其與脈管製冷機（一種在低溫端沒有運動部件的新型的低浙江大學博士學位論文金滔：熱聲驅動器及其驅動的脈管製冷研究2001年5月溫製冷機）的聯接進行了匹配分析，並搭建了熱聲驅動脈管製冷機的實驗臺，進行了系統的實驗研究。42 trees are obtained and the 13th is most acceptable. the results show that the evolutionary inclination of forewing and hindwing of empoascini is that the forewing evolved from these whose veins of mp " are derived from cell r, to these whose mp " from cell m, and the most advanced taxa include these whose 3 distal veins are derived from cell m. the hindwing are evolved from these whose cua is branched and the mp " + cua " is presented, to those whose cua is unbranched and mp " + cua " disappeared, based on the above analysis, the genera of empoascini can be divided into two groups : one group includes these whose mp " + cua " are present, the other consists of those whose mp " + cua " are disappeared
在系統發育方面，應用hennig86 （ version1 . 5 ）軟體，根據中國小綠葉蟬族40個屬及外群dikraneura ，首次研究了該族的系統發育關系，根據研究結果初步提出了該族前、后翅脈的進化方向，即該族前翅翅脈呈現出mp脈源於r室，逐漸進化到mp脈源於m室，最後前翅3條端脈皆源於m室的趨勢；后翅翅脈由cua脈端部分二叉，進化到后翅cua脈端部不分叉、 mp + cua脈退化的趨勢。Methods : according to the anatomic features of the distal radial artery, the superficial palmar branch and the end branch of the radial artery were anastomosed with the arteries of transplanted tissues during the operation of thumb or finger reconstructing
方法：根據橈動脈遠端的形態特點，在組合移植再造拇、手指手術時，撓動脈掌淺支、橈動脈終支與兩個移植組織的動脈分別吻合。The other was as certainly georgiana : but not the georgiana i remembered - the slim and fairy - like girl of eleven. this was a full - blown, very plump damsel, fair as waxwork, with handsome and regular features, languishing blue eyes, and ringleted yellow hair
這是一位已經完全長成十分豐滿的年輕姑娘，有著白得像蠟製品的膚色，端正漂亮的五官，含情脈脈的藍眼睛，黃色的卷發。Let us syncopate the chakras in rotation and size, balancing the entire field from top to bottom
讓我們切分脈輪的旋轉和尺寸，從頂端到底部平衡整個場。Lesions were removed through left thoracotomy and residual stomach was fully mobilized, with short gastric artery being reserved, spleen and pancreatic tail were dissected from the back of peritoneum and transposed into thorax
方法10例既往接受過胃大部切除術的食管癌患者，經左胸切口切除病變，保留胃短動脈，充分游離殘胃，將脾臟和胰腺體尾部自后腹膜解剖後置入胸腔，行主動脈弓上或弓下食管殘胃端側吻合術。The main research works of this dissertation are aimed to design of radar waveform and the application of wavelets in ultra - wide radar, including : the design of a new kind of hybrid radar and the research of time side - lobe suppression for pulse compression, the design of receiver r adio front end in data acquisition of ultra - wide band radar, the time delay estimation based on wavelets ( packet ) analysis
本文主要進行雷達波形設計研究以及研究小波理論在超寬帶雷達中的應用，集中體現在以下幾個方面：一類新的組合雷達波形設計及壓縮脈沖時間旁瓣抑制技術研究、超寬帶雷達多通道數據採集方法中前端射頻接收部分的設計及研製、基於小波（包）方法的時延估計方法。Adventitious shoots could be rooted and formed regenerated plants on 1 / 2 ms medium supplemented with naa0. 4mg / l. hairy roots could be induced from the basal surface of the explants 8 days after inoculation of a. ficoidea cv. " ruliginosa " leaf explants with a. rhizogenes atcc 15834
紅龍草葉片外植體被發根農桿菌atcc15834感染8d后，從形態學下端葉脈處陸續分化出乳白色的不定根， 21d后，葉片外植體的生根率高達92 . 5 。This thesis was divided into eight chapters, and the main results and innovations obtained here can be summarized as follows : ( 1 ) the physics model of tsrs in frequency conversion crystals has been built up firstly. based on quantum - mechanical viewpoints and the following physical processes and parameters : the two - photo interaction of light with matter, paraxial diffraction of stokes, langevin noise sources, reflection at the faces and the edges of crystals, gain coefficient, beam aperture, pulse width and fluence of 3, the physics model of tsrs in kdp and kdp crystals acting as high - fluence frequency convector and the paraxial operator maxwell - bloch - langevin equations have been built up
全文共分八章，取得的主要成果及創新點如下： （ 1 ）首次建立了諧波轉換晶體的tsrs物理模型本文根據量子力學原理，在考慮如下物理過程和參量的基礎上：光與物質的雙光子相互作用； stokes光的傍軸衍射； langevin （郎茲萬）噪聲源；晶體表面反射和端面反射；增益系數、光束口徑、脈寬和三倍頻光能量密度，推導出高通量激光在kdp和kd ~ * p諧波轉換晶體中的tsrs物理模型和空間上的近軸算符maxwell - bloch - langevin方程組。A branch of the lateral femoral circumflex artery is encountered when exposing the proximal fourth of the femur and the superior lateral genicular artery in the distal fourth ; these may be clamped, divided, and ligated without harm
顯露股骨近端四分之一段時可見旋股外側動脈分支，而在遠端四分之一可見膝上外側動脈；這些血管可被鉗夾、切斷和結扎，而不會造成損害。In this article, firstly the background of the textile trade conflicts within sino - us or sino - euro are introduced, thus learn that how to discern and dodge the foreign trade risks, how to choose the appropriate investment projects have already become one of the most important questions for exporting companies on foreign trade affairs well - known as high investment and high risk. so the main text makes a risk analysis qualitatively and quantitatively on a textile - exporting trading company from three angles of statistic 、 game theory and portfolio theory, which is the main content that we studied. firstly, the statistic article adopts data of the transaction closing price of the textile clothing index in shenzhen stock exchange at the end of each quarter as well as several other kinds of data reflecting the macro - economic changes, performs an empirical analysis of these data according to the theory of co - integration test 、 granger cause test and impulse response function of time series in economitric, and learn that the impact to ti is more obvious by the economic index reflecting local commodity price level and economic prosperity degree home and abroad, as well as the impact degree and the time lag degree, and knows the macro - economic risks faced by textile business enterprises ; after that by the game theory angle we analyze exactly the managing risks faced by one textile export corporation named beauty. from the game expansion chart the system arrangement between censor ways by exportation goal countries and exporting strategies by the exporting enterprises has been analyzed. involving the benefit assignment between them both the limited rounds and infinite rounds negotiations of cooperation games have been studied, and then country responsibility and the enterprise managing risks on foreign trade affairs and so on have been analyzed exactly ; in order to realize the investment multiplication in the certain degree to disperse the risk, the
本文首先介紹了中美、中歐紡織品貿易爭端的來龍去脈，由此可知在涉外貿易這種以高投入、高風險著稱的行業里，如何甄別和規避外貿風險、如何選擇合適的投資項目已經成為外貿企業的首要問題。因此，正文分別從統計學、博弈論和投資組合三種角度對涉外紡織品貿易公司風險進行了定性和定量的分析，這也是本文的主要研究內容。首先，統計學篇選取了深圳證券交易所行業分類指數?紡織服裝指數（ ti ）每一季度末的交易收盤價和若干種反映宏觀經濟變化的指標，利用計量經濟學中時間序列的協整檢驗、 granger因果檢驗和脈沖反應函數等理論做實證分析，從而得知反映國內物價水平和國內外經濟景氣程度的經濟指標對紡織板塊上市值的沖擊比較明顯，且可知沖擊程度和時滯度，進而分析出涉外紡織企業所面臨的宏觀經濟風險;接著，從博弈論的角度具體分析一家紡織品出口公司（ beauty ）的外貿活動所面臨的各種經營風險，該篇從博弈擴展圖入手，分析了出口目的國審查方式與本企業出口策略之間的制度安排;並圍繞雙方的利益分配，研究了有限回合和無限回合合作談判博弈，然後具體論述了國家責任和企業涉外經營風險等問題;在一定程度上為了實現投資多元化來分散風險的目的，投資組合篇從經典的markowitz模型著手，在一些特定條件的限制下，給出了一個相應的投資組合模型。Second, the results of theory analysis and simulation research show that the output of one cycle controlled bridge switching power amplifier have dc offset because of the nonideal characteristic of reset signal. the magnitude of output dc offset voltage is proportional to width of reset pulse. a voltage compensation technique is used to solve this question, and the computation formula of compensation voltage is gived. the circuit compensated and not are researched through simulation and experiment, which results show that compensated circuit solve the output dc offset effectively
其次，理論分析和模擬研究結果表明，由於復位脈沖的非理想特性，單周控制的全橋開關功率放大器輸出端存在直流偏置問題，其大小與復位脈沖的寬度成正比。針對輸出直流偏置問題，提出了電壓補償的改進方案，給出了補償電壓的具體計算公式。對補償前和補償后的方案進行了對比模擬研究和實驗研究。Renin secretion is controlled by at least four mechanisms that are not mutually exclusive : a renal vascular receptor responds to changes in tension in the afferent arteriolar wall ; a macula densa receptor detects changes in the delivery rate or concentration of nacl in the distal tubule ; circulating angiotensin has a negative feedback effect on renin secretion ; and the sympathetic nervous system stimulates renin secretion via the renal nerve mediated by receptors
腎素的分泌至少受四種互不排斥的機制控制：腎血管受體對向心小動脈壁張力變化的反應；緻密斑受體發現遠端腎小管內氯化鈉傳遞速率或濃度的變化；循環的血管緊張素對腎素的分泌的負反饋效應；和交感神經系統經由受體介導的腎神經刺激分泌腎素。( c ) propose the scheme to implementing the coder and deoder of optical time - spreading / frequency - hopping, by assigning two orthogonal codes for one user and using these two codes to encoding 1 and 0 respectively, differential detection can be adopted. not only improves system performances in ber, but also resists the interference such as mai, and does n ' t need any control devices to evaluate the optimum decisive threshold
通過給每個用戶指定互相關為0的兩個地址碼分別發送1和0信號以及在接收端採用差分檢測技術，避免了ook （開關鍵控）光通信系統中0不發送光脈沖和ook常規檢測方式下最佳判決門限必須根椐用戶數等外界環境而改變，從而提高了系統性能和降低了系統的復雜度。Careful observation of such leaf lamina shows that veins do branch and converge in places, especially near the base and apex of the blade
仔細的觀察表明葉脈在某些地方分支和聯合，尤其在葉片的頂端和基部。In this dissertation, the pulse jet style, the influence on the shock wave, the flow in the tube and the cooling effect was deeply studied theoretically and experimentally. the influence of the pulse jet style on the forming of shock wave and the shock wave intensity was explored. the initial disconnection style in oscillating tube vented and the initial disconnection breakdown was proposed by different pulse jet style
本文對脈動射流的型式及其對激波、管內流動及冷效應的影響進行了較系統的理論和實驗研究，主要包括:探討了脈動射流的型式對形成管內激波形成及激波強度的影響，給出了不同脈動射流的型式下振蕩管開口端初始間斷的類型，對初始間斷進行了分解，導出了包含進氣、排氣參數及工質物性參數的管內入射激波馬赫數mj的表達式，給出了管內激波形成的三種原因及其所對應的脈動射流型式和具體的工作狀態。During the circuit design, the author analyzed the basic principle of the direct current motor, pwm control, h - bridge power driver, and two control techniques of h - bridge power drive circuit, designed its general structure, so the feasibility of the design is confirmed. then, reference, oscillator, power dmos gate drive circuit ( charge pump, bootstrap ), and dead time generation circuit are designed and analyzed in the sub - circuits. a current - controlled oscillator is presented in this thesis
在電路設計中，作者介紹了直流電機的工作原理和數學模型、脈寬調制（ pwm ）控制原理、 h橋電路基本原理和h橋功率驅動電路的兩種控制模式，設計了驅動電路的總體結構，給出了電路的功能模塊，確定了設計的可行性，然後在子電路模塊中，重點分析設計了基準源電路、振蕩器電路、高端功率管柵驅動電路（電荷泵及自舉電路） 、低端功率管柵驅動電路和死區時間產生電路。With is common interest in lawbreaking but its immense range of subject matter and widely - varying methods of treatment, the crime novel could make a legitimate claim to be regarded as a separate branch of literature, or at least, as a distinct, even though s slightly disreputable, offshoot of the traditional novel
描寫犯罪的小說的共同特點是它們都對犯罪感興趣，但是題材范圍廣泛，體裁變化多端，所以堪稱文學的一個獨立分支，或者至少要被視為傳統小說中一個盡管名聲不好，但卻別具一格的一個支脈。Aim to evaluate the feasibility of one simple method to establish model of venous thrombosis for studying the therapeutic effect of intracavitary ultrasonic therapy on venous thrombus of animal models. methods the lower limbs of 20 dogs were divided randomly into the experimental group and the control group. the femoral veins of the experimental group were ligated at the close and distant end respectively to slower the flow of blood. the veins in control group were operated but not ligated. then, the changes of the dogs ' lower limbs were observed and the femoral veins were excised for pathological examinations and examined to investigate the condition of thrombis in the veins at the 1st, 4th and 7th day respectively after operation. results all the dog ' s lower limbs in the experimental group swelled and were lame slightly, the thrombus came forth in all the 6 veins by pathologic study at the 1st day after operation. and it was opposite in the control group. in addition, the swelling of all the dogs ' lower limbs was aggravated and all the 14 femoral veins were filled with compact mixed thrombus at the 4th and 7th day after operation. and it was also opposite in the control group. conclusion the method to establish models of venous thrombosis by the simple ligation of close and distant end of the femoral veins can make thrombosis more approaching clinical course of thrombosis and is satisfying
目的為研究腔內超聲溶栓對動物模型靜脈血栓的療效而評價一種制備靜脈血栓模型方法的可行性.方法犬20隻採用自身對照研究，犬一側後肢股靜脈為實驗側，另一側為對照側.實驗側行股靜脈近、遠端分別結扎，人為造成犬後肢股靜脈血流緩慢;對照側行手術，但不結扎血管.然後于術后第1 ， 4 ， 7天分別觀察犬後肢變化，切取血管標本做病理觀察，了解血栓形成情況.結果術后第1天實驗側全部出現後肢腫脹，輕微跛行，病理切片顯示: 6條靜脈全部都形成血栓;對照側沒有出現後肢腫脹及跛行， 6條靜脈都無血栓形成.第4 ， 7天實驗側後肢腫脹加重，跛行，病理切片顯示:實驗側14條靜脈血栓充滿管腔，為混和血栓;對照側沒有出現後肢腫脹及跛行， 14條靜脈無血栓形成.結論採用靜脈單純結扎法制備犬靜脈血栓模型，血栓形成更接近臨床血栓形成過程分享友人