外直徑 的英文怎麼說
中文拼音 [wàizhíjìng]
外直徑
英文
external conjugate ciameter-
Black leads for wood - cased pencils. classification and diameters
木質外體鉛筆的石墨鉛芯.分類和直徑As a new component of sensor, fiber grating have many instinctive advantages, such as light in weight, anti - cauterization, anti - interference in electromagnetism, high - sensitivity and compaction in construction. it is very easy to be coupled with fibers and the coupling - loss is slight. using fiber grating ’ s character of sensitivity for stress ; people have done some envelope experiments on structural systems ( such as storied buildings, bridge, railway and dam )
光纖光柵傳感器除了具有重量輕、耐腐蝕、抗電磁干擾、靈敏度高、結構緊湊等優點外，還有其獨特的優越性，如探頭尺寸小，其直徑與光纖等同;易於與光纖耦合，耦合損耗小;波長調制型，抗干擾能力強;集傳感與傳輸於一體且具有極強的復用能力，易於構成傳感網路;測量對象廣泛，易於實現多參數傳感測量等等。One of the stars shall be bigger than the others, with its circumcircle s diameter being 310ths of the height of the flag, and shall be placed in the left ; the four other stars shall be smaller, with their circumcircle s diameter being 110th of the height of the flag, encircling the big star on its right in the shape of an arc
旗面為紅色，長方形，其長與高為三與二之比，旗面左上方綴黃色五角星五顆。一星較大，其外接圓直徑為旗高十分之三，居左；四星較小，其外接圓直徑為旗高十分之一，環拱于大星之右。Using the mouse fetal ovary serum - free culture model, fetal ovaries from 14 day post coitus ( 14 dpc ) mouse were cultured, and treated by ay9944 - a - 7, nystatin and rs - 21745. the results showed that 0. 025, 0. 0625 and 0. 125 um ay9944 - a - 7 or 25, 50 and 75 iu / ml nystatin increased the total number of follicles per ovary significantly ; however, ay9944 - a - 7 and nystatin at the same doses could n ' t cause the same effect on the number of growing follicles and the average diameter of five largest follicles per ovary. 50 u. m rs - 21745 decreased the total number of follicles, the number of growing follicles and diameter of follicles per ovary significantly after 48 h
首先利用小鼠胚胎卵巢的體外無血清培養模型，培養妊娠14天（ 14daypost - coitus ， 14dpc ）小鼠胚胎卵巢，分別添加能促進mas積累的ay9944 ，制黴菌素，和能抑制mas產生的rs - 21745進行處理，結果表明： 0 . 025 、 0 . 0625利0 . 125 m的ay9944 - a - 7與25 、 50和75iu ml的制黴菌素能顯著提高卵巢中形成卵泡的總數量，但是對生長卵泡數和卵泡直徑的作用不同；而mas合成抑制劑rs - 21745能夠顯著降低形成卵泡的總數量。Flowers solitary and terminal, white, 10 - 14 cm in diam., sessile ; bracts and sepals leathery, orbicular, covered with grayish silky hairs outside ; petals 8, broadly obovate, 5 - 7 cm long, glabrous, basal 1. 5 cm connate ; stamens in many whorls, 2. 5 cm long, distinct, glabrous ; ovary hairy, 5 - locular, styles 2 cm long, apex 5 - lobed
花白色，單生於枝頂，直徑10 - 14厘米，無柄；苞片及萼片圓形，革質，外被灰色絹毛；花瓣8 ，闊倒卵形，長5 - 7厘米，無毛，基部連生約1 . 5厘米；雄蕊多輪，長2 . 5厘米，離生，無毛；子房有毛， 5室，花柱長2厘米，先端5淺裂。Directed against the problem on confirming vertical bearing capacity of large diameter cast - in - place pile in the west of coteau area of yunnan province, the paper, analyses the influence degree of the variety of soil physics and mechanics property in area geology condition on bearing capacity of pile foundation, through 5 piles " loading test ; the influence degree of construction technics on bearing capacity of pile foundation under the influence of every exterior factors ; the influence degree of grouting injection around the pile shaft on bearing capacity of pile foundation
本文針對滇西山區大直徑灌注樁豎向承載力確定存在的問題，進行了5根試樁的靜載荷試驗，分析了區域地質條件下土的物理、力學性質的變化對橋梁樁基承載力的影響程度；地下水對樁承載力的影響程度；各種外部因素影響下，樁的施工工藝對樁承載力的影響程度；通過在樁體周圍土中注漿對樁承載力的影響程度。( 2 ) design of the implantating device : some quantity of 316l stainless steel, perform forging and thermal rolling, drawing filament ( diameter 0. 4mm and 0. 23mm respectively ), enlacing and jointing, after that assembling the products into guiding filum, a technical examination was carried out to appraise their physical capability. the second part : experimental study : animal experiments were used to screen and observe its validity and security : under general anesthesia, tracheotomy was performed on the healthy dog, the bronchus was localized using x - ray fluoroscopy fibrobronchoscope and with the help of the implanting equipment, several niti alloy occludes were implanted into the target bronchus of the dogs through the biopsy channel in the fibrobronchoscope
（ 2 ）推送器的研製：取316l不銹鋼熱軋，分別拉製成不同直徑的不銹鋼絲分別用作製作內芯、外環及車制螺絲，再經纏繞、焊接、裝配成推送器。對上述兩者進行技術鑒定。第二部分：支氣管封堵器的實驗研究：四種形狀的封堵器分四組（上述四種封堵器各12隻）進行動物實驗，分別觀察其安全性與有效性。The paper will study the upper questions based on the two interconnection networks. first, we give a fault - tolerant routing algorithm under the connectivity of the crossed cube in o ( n ) time and the length of the longest routing path ; second, with the rapid progress in vlsi, the failing probability of processors and links is very low, the traditional connectivity underestimates the resilience of large networks / here by applying the concept " conditional connectivity " introduce by harary, we show that the n - crossed cube can tolerate up to 2n - 3 ( n > 2 ) processors failure and remain connected provide that all the neighbors of each processor do not ' fail at the same time, the result is the same as the hypercube. we also give a related algorithm in o ( n ) time, and the length of the longest path ; third, we apply cluster faun tolerance introduced by q. - p
根據menger定理， n -維交叉立方體可以容納n - 1個故障頂點，我們給出了它的時間復雜度為o （ n ）的容錯路由選擇演算法及其最長路徑長度分析；在此基礎上本文證明， n -維交叉立方體的條件連通度為2n - 2 （ n 2 ） ，並給出了相應時間復雜度為o （ n ）的演算法及其最長路徑長度；除此之外，本文還證明當n -維交叉立方體中的故障簇個數不大於n - 1 ，其直徑不大於1 ，故障頂點總數不超過2n - 3 （ n 2 ）時，交叉立方體中任兩個無故障頂點都至少有一條可靠路徑。Aggregate long ellipsoid, 13 cm long, 9 cm in diameter ; pericarp with glaucous lenticels
聚合果長橢球形，長達13厘米，直徑約9厘米，外果皮有蒼白色皮孔。The influence of the cloud droplet spectrum character and the spectrum growth and change is considered, which does not use a cut - off value for conversion from cloud water into rain water process. in the continuous coalescence equation, the particles fall velocity difference is not moved out from the integral, but is integrated in the equation as the function of diameter d to avoid the error of using particles average fall velocity. in the new scheme, generation rate of graupel due to the collection of snow by graupel and the collection of cloud ice by graupel are included
雲中凝結核ccn的數濃度採用超幾何函數表示；雲水向雨水的自動轉換過程採用grabowski （ 1999 ）的公式，考慮了雲滴譜的特徵和發展變化對該過程的影響，而不是採用原方案給定閾值的方法描述該過程；對連續碰並方程不再將粒子落速差作為常量提出積分號外，而是直接作為粒子直徑函數在積分號內求解，這樣處理可以迴避使用粒子群的平均落速帶來的誤差；增加了霰和雪、霰和冰晶的碰並微物理過程。By using gpc grogram, the paper calculates the variety of grounding potential with different placements of grounding rods. on the basis of calculations and analysis, the model of grounding grids and current - electrode are presented
使用gpc接地軟體計算了各種接地體不同布置時地網外地面電位的變化，闡述了將不同布置情況的接地網等效為一以地網最大邊長為直徑的圓盤電極的理論。Based on the close analysis of the influence factors of the vertical bearing capacity, circular aperture extension theory is employed to establish the computing formulas for the pile vertical stress and the foundation vertical bearing capacity, respectively. moreover, with analyzing the features of the calculation parameters such as materials of gunite mortar, jet pressure, diameter of the jet pipe, pile length, pile layout, a design theory for chemical churning pile composite foundation is proposed. then, the variation of the pipe deformation with loads, the deformation coordination of pile and soil are studied
在此基礎上深入探討了旋噴樁的樁土受力特性及其復合地基的加固機理，從影響旋噴樁復合地基豎向承載力的因素入手，基於圓孔擴張理論給出了樁體豎向應力及旋噴樁復合地基的豎向承載力計算公式;通過對噴射漿液、噴射壓力選取、噴射直徑估算、樁長及樁位設計等各種計算參數的深入分析和研究，提出了一套相應的旋噴樁復合地基設計計算方法;通過計算分析，深入探討了旋噴樁復合地基變形隨荷載變化規律、樁和樁間土變形協調關系、樁土應力比及復合地基壓縮模量的確定，並提出相應的設計方法和修正參數;此外，結合工程應用，對旋噴樁復合地基的施工技術及其現場質量檢測方法進行了較全面的探討。Corneal surfaces in eyes with regular astigmatism are thought to be toroidal surfaces. based on mathematical models for corneal surfaces before and after treatment, a corneal ablation model is given for such refractive errors as spherical myopia, compound myopic astigmatism, and simple myopic astigmatism. a similar corneal ablation model is also given for such refractive errors as hyperopia, compound hyperopic astigmatism, and simple hyperopic astigmatism
採用超環面（ toroidalsurface ）建立起規則散光下的角膜曲面模型方程;定量研究了手術光學區屈光不正兩種通用的矯正模型，一種模型適用於單純近視、復性近視散光、單純近視散光的矯正，另一種模型適用於單純遠視、復性遠視散光、單純遠視散光的矯正;另外，作為影響手術效果的重要因素，提出了一種用於光學區直徑和過渡區寬度均可調節時過渡區角膜切削量的計算模型。The working of this paper is on the basis of prevenient work. according to " marking method " principle, we research on the pivotal technology of intellectualize, light machine and electricity integration and super bigger inner diameter and outer diameter can be measure online, design the big diameter measure instrument model machine
本論文研究的內容是在以前研究的基礎上，根據「標記法」測量原理，研究智能化、光機電集成、超大內外徑都可在線測量的關鍵技術並製造出實用化大直徑測量儀產品樣機。Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece
將液體火箭發動機燃燒室的冷卻通道設計為斜航線（等傾角螺旋線）槽形，可以大幅度改善燃燒室的冷卻性能.斜航線冷卻槽的槽寬尺寸較小而槽深尺寸較大，所以無法使用棒銑刀銑削、電化學等加工方式.針對這些特點，提出了五軸控制、四軸聯動的數控片銑刀銑削加工方法.由於燃燒室外表面的母線輪廓復雜，手工編制數控加工程序難度大.為了解決數控加工程序的編制問題，研究了斜航線的數學模型，開發了自動編程軟體系統.使用該系統，可以生成多種母線輪廓回轉體外表面上的斜航線數控加工程序.燃燒室收斂-擴張段的母線斜率變化大，加工難度大，是斜航線冷卻通道加工的最典型工件.經過理論分析和實際切削實驗，研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀點的設置等多項實際的加工方案.採用上述的一系列技術，已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用，驗證了所開發的斜航線冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功，對其他相似類型零件的加工亦具有參考意義While if pulse laser ablation is applied, the output of mixed target is obviously more than that of plumbago target. the carbon nanotubes prepared by nano - tungsten catalyzer are very straight without any bent and their diameters are under 10nm. it is worth to pay more attention and need to study further
其中以鎢作為催化劑原料與石墨混合製成固體靶，蒸餾水作為流動相時，得到的納米纖維狀產物直徑不到10nm ，而且形狀筆直，值得關注，目前國內外尚無以鎢作為催化劑成功制備納米一維碳材料的報道，因此該研究具有嶄新而廣闊的研究前景。Fruit a syncarp, ca. 1. 5 cm in diam., orange, papillate and brown pubescent
聚合果球形，直徑約1 . 5厘米，橙黃色，外被褐色短柔毛，表面有乳頭狀突起。Methods ： fifty paired embalmed cadaveric humeri ( twenty - five pairs : fourteen from male donors and eleven from female donors ) were scanned in medial - lateral ( ml ) and anterior - posterior ( ap ) position according to the humeral retroversion by ct. images of the humeri in the transverse planes at the lowest border of neck ( lbn ), 20mm and 40mm distal of lbn ( lbn - 20 、 lbn - 40 ), isthmus, head - neck anterior - posterior ( hn - ap ) were obtained. sixty - one extracortical and intracortical parameters were measured exactly by image analytic computer software that included offset, head position, head - shaft angle, head to tuberosity height ( ht ), head thickness, curvature radius, articular surface arc ( sa ), neck diameter, isthmus position, proximal and distal border of isthmus, maximum coronal and sagittal diameter of medullary canal and thickness of cortical bone in four planes, including lbn, lbn - 20, lbn - 40 and isthmus
方法： 50根成對防腐肱骨（男14對，女11對）按肱骨頭扭轉角置於冠狀位和矢狀位，行肱骨全長，頭頸矢狀面，解剖頸下緣及其下20mm 、 40mm ，髓腔狹窄部四平面ct掃描，由ct軟體測量冠、矢狀位髓腔內外參數共61項，包括頭心?干軸距，頭位置，頭干角，頭?結節高度差，頭厚度，頭半徑，關節面張角，解剖頸直徑，髓腔狹窄部位置，解剖頸下緣及其下20mm 、 40mm和狹窄部四個平面髓腔的最大冠、矢狀徑，皮質骨厚度等。In this work, the transmitting characteristics of transformer on various kinds of loads were investigated, and an oil - filled compact pulse transformer was designed. from experiments, the parameters with primary inductance 2. 578, h, secondary inductance 167. 710uh, and coupling coefficient 0. 7238 were obtained
7238 、直徑20cm 、長50cm （外殼） 、耐壓300kv的緊湊型空心脈沖變壓器，並在此變壓器上進行了大量的實驗，得到了實驗與理論分析相一致的結果。Furthermore, referring to the literature and considering the specific experimental conditions given by the research, expression of the change of feed rate with time is presented, to obtain the linear growth of the diameter of pre - sintered glass beads, thus the distribution of beads size is relatively well controlled and raw material is spared in some extent. eventually, during the experiment discrete change of feed rate is implemented, and the practical changes of average diameter are plotted, then the results are compared with the theoretical calculated data
另外，本文通過對造粒技術、燒結過程的大員文獻調研，結合本研究的具體情況，通過控制進料速率呈連續性變化，基本實現了燒結前球坯直徑的線性生長變化，從而更有利於實際生產中的產品粒度控制以及做到節約用料，並在試驗操作中以離散型進料速率變化來加以比較驗證。分享友人