背板線 的英文怎麼說

中文拼音 [bēibǎnxiàn]
背板線 英文
dorsal lamina
  • : 背動詞1. (用脊背馱) carry on the back 2. (擔負) bear; shoulder
  • : Ⅰ名詞1 (片狀硬物體) board; plank; plate 2 (專指店鋪的門板) shutter 3 [音樂] (打拍子的樂器) ...
  • : 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...
  • 背板 : rear panel; back veneer背板側脊 [生物學] marganotum; 背板線 [生物學] lamina dorsalis; 背板緣脊 [生物學] margatergum
  1. This paper deriving the theory work inflection point in the static stage characteristics curve of small measurement range linear dimension measurement. by the way of high pressure and back pressure pneumatic measure and designed the parameter of the mainly and measure spray head, which are the key component in the spray head - baffle pneumatic sensor. the different groups for the main - spray head and the measure spray head, will effect the dynamic and static stage characteristic parameter. the author have done contrast experiment and optimization design to test and verify the theory derivation whereby made the rang of show valve of pneumatic measure system measure range up to 40 u m, the sensitivity up to 100mv / u m, resolution up to 0. 05 p m, the uncertainly of measure is less than 0. o2 u m, satisfaction of requirement of groups the carboy hatch thickness size precise measure of soft shims

    對高壓壓式氣動測量用於小量程性尺寸測量的靜態特性曲的理論工作拐點進行了推導,對氣動測量系統中的噴嘴-擋型氣動傳感器中的關鍵部件? ?主噴嘴和測量噴嘴的參數進行了理論設計,對主噴嘴和測量噴嘴的不同組合,將影響測量系統靜、動態特性指標的噴嘴參數進行了對比實驗和優化設計,並通過實驗驗證了理論推導,從而使氣動測量系統量程的示值范圍達到40 m ,靈敏度達到100mv m ,解析度達到0 . 05 m ,測量不確定度小於0 . 2 m ,滿足了壓縮機缸蓋軟體墊片厚度尺寸精密測量分組的要求。
  2. Ibm, interphase corporation, sbe inc. join motorola in proposing compactpci serial mesh backplane picmg standard

    摩托羅拉聯合ibm interphase sbe計劃提出compactpci serial mesh標準
  3. This paper focuses on the research of the stress mechanism of the ribbed shell structure in statics, dynamics and under the explosive load on the basis of the engineering practice of cave depot of single aircraft. in this paper, according to the classical shell theories, the basic differential equilibrium of the ribbed shell structure and the finite element analysis of 3d rippled plate are established, in which the function of annular ribs reinforcement bars and 3d ripped steel plates are distributed in the range of the steel, and the functions along the longitude direction of tension, bending, and torsion are neglected ; applied with dynamic analytical theory, the dynamic model of ribbed shell structure and the analytical theory model of elastic - plastic are set up ; the triangle series method is used to solve the displacement and stress under the distributed load and the concentrated load of the ribbed shell structure

    本文以軍用機場地面單機掩蔽庫工程建設為工程景,首次對內襯三維波紋鋼混凝土拱型復合結構的受力機理進行了靜力、動力和爆炸荷載的分析研究。根據將橫肋、鋼筋及三維波紋鋼的作用均勻分佈在殼體范圍內的情況,忽略橫肋、鋼筋及三維波紋鋼沿殼體母方向的抗拉、抗彎及其抗扭作用,首次推導出了內襯三維波紋鋼混凝土殼體的微分平衡方程,建立了有限元計算模型,並採用三角函數法,求解了三維波紋鋼混凝土拱型復合結構在分佈荷載和集中荷載作用下的位移響應和應力響應,並與普通殼體進行了比較。
  4. The rapid growth and enormous size of the desktop computer industry has created a welth of pci - based microprocessor, peripheral chips, development softwre and educated users

    除了臺式pci總的特性外,還包括以下特性:卡的帶電插拔的子總擴展i o后出
  5. I was on the lee - side of the forecastle, and the main - sail, which was still drawing, concealed from me a certain portion of the after - deck. not a soul was to be seen

    我處在水手艙風的一側,主帆仍張滿了風,擋住了我的視,使我看不到后甲的一部分。
  6. Many high - speed switch / routers we used today are based on the structure of link card and switch backplane, which have the characteristics of high throughput and flexible port configurations. in such a system, every input variable length packet are segmented into fixed length cells. then the backplane switches the cells to their corresponding output ports based on the information carried by the cell headers

    大量的高速交換機/路由器採用卡結合交換的結構,其優勢在於較高的系統容量與較靈活的埠配置,即由卡將輸入的變長分組切割為定長的短分組( cell ) ,交換對cell進行交換,再在出埠將cell重組為原始的變長分組。
  7. The integral structure of system are analyzed, and a scheme based on dsps processing board + mcu control board are put forward firstly, following design difficulties and relevant measures. every modules of dsps board are described in details, including chips selection, implementation manners choice, interface and time sequence match and etc. compared otsu single threshold segmentation with multi - threshold segmentations, the latter are preferred to perform the object identification in hardware designed by author. combined to like background rejection, morphology expansion and etc. steps, the paper gets the length of queue ; finally, a - b united control and area united control based on can bus are designed

    首先分析了系統的總體結構,提出了一種基於dsps處理+單片機控制的信號機實現方案;在此基礎上,重點介紹了處理模塊化的硬體電路設計,其中考慮了晶元的選型、實現方式的選擇、工作機制、時序匹配等問題;之後,分析了otsu單閾值目標識別和多閾值目標識別的效果,重點選擇後者在硬體電路內對圖像進行了目標識別的演算法處理,結合景的剔除、形態學膨脹等幾個減小誤差的措施,對車輛排隊長度進行了較為精確的提取;最後在控制上完成了干a - b信號聯動控制和基於can總的區域聯網控制的通訊方案設計。
  8. Based on the material of optics acrylic , applying lcd screen and the back light model setting technology of on - knee computer, through the high conduction of light guide dot, after the accurate calculate, the super - thin light guide plate light - box is formed by refracting the light of light guide plate into the even - rays state of light - panel

    超薄導光是以光學級壓克力為基材,運用lcd顯示屏及筆記本電腦的光模組技術,透過導光點的高光傳導率,經電腦對導光點計算,使導光折射成面光源均光狀態製造成型。
  9. The configuration that uses ieee - 13 94 to control a vxi system is introduced. chapter 2 describes the resource manager application of message - based device 13 94 - vxi controller and the mechanism of register - based device arbitrary waveform generator ( awg ). the key technology of interface circuit and direct digital synthesis in awg module is discussed explicitly

    本文先對vxi總技術進行了概略的介紹,在此基礎上,對一具體的vxi寄存器基任意波形發生器模塊進行展開,介紹了任意波形發生器模塊與vxi機箱通訊的介面電路部分及波形發生機理的核心部分的直接數字合成技術。
  10. With the help of nonlinear finite element software adina, the distribution pattern and magnitude of back earth pressure of the anchor slab retaining wall with double layered anchor plate with various material parameters were analyzed, and the factors influencing the earth pressure ware discussed, also

    摘要應用adina非性有限元軟體分析各種材料參數下,兩層錨定擋墻在重力荷載作用下的墻土壓力的分佈規律及大小,探討了影響土壓力的因素。
  11. With the help of this program, this paper does research on the moved backwards of the slide surface, lengthening the anchor section, the soil nail ' s total force, gets conclusion about relations between the soil nail ' s length and the slope ' s grade, height, soil ' s mechanical parameter ; relations between soil nail ' s total force and coulomb soil pressure. with the help of the large multiuse finite element program ansys, this paper analyzes the soil nailing in one - step ' s slopes, in two - steps " slopes, puts the emphasis on the axis force ' s distributing along the soil nail at each rows, the effect of both the excavating mode and the original slope figure to the axis force of the soil nail, the one another effect between the upper - step slope and the nether - step slope in the soil nail ' s axis force, gets conclusion about the design of soil nail at the first low, different slope body is the same with different excavating mode, the original slope figure has more effect to some than others because of the slope body, the reasonably design of the step width in two - steps slopes, the two - steps excavating and retaining has more virtue than the one - step ' s. through soil pressure analysis this paper does research on the differences and the links between the coulomb soil pressure theory and the rankin ' s, the vertical pressure at the slope surface when the slope surface is inclined and the retaining wall is rough, the soil pressure ' s distributing behind the panel, gets conclusion about the effect of both the slope body inner stability and the slope surface local stability to the soil pressure

    通過分析比較,論證了對數螺旋型比圓弧形作為邊坡的假設滑裂面具有較多的工程優點,並為此編制了一個採用極限平衡法分析土釘支護的fortran語言程序,以此作工具對滑裂面的后移、土釘錨固段的超長、土釘總力的大小等方面作了研究,得出了有關土釘的長度與邊坡的坡角、坡高、土體力學參數的關系、土釘總力與庫侖土壓力間的關系等結論;採用大型通用有限元數值分析程序ansys分別對採用土釘支護的一階邊坡、二階邊坡進行分析,重點是研究各排土釘的軸力分佈規律、開挖方式及原始邊坡形態對土釘的軸力的影響、上下階邊坡在土釘軸力方面的相互作用,得出了有關第一排土釘的設計問題、不同類型的土體應適用於特定的開挖方式、原始開挖出的邊坡形態對一些類型坡體的邊坡土釘支護有較大的影響而對另外一些影響不大、二階邊坡臺階寬度的合理確定、二階開挖及支護比一階時具有較多的工程優點等結論;通過土壓力分析對朗肯、庫侖兩種經典土壓力理論的區別與聯系、坡面傾斜及墻有摩擦時的坡面豎向應力分佈、面土壓力的分佈形態作了研究,得出了邊坡支擋土壓力受坡體內部穩定與坡面局部穩定兩個方面的影響、土釘支護面土體中卸荷拱的存在對面受力有利等結論。
  12. As soon as the tunnel boring machine advances 1m forward, 6 pieces of pre - cast concrete segment are fabricated and forming a ring with internal diameter of 5. 6m to support soil outside, while simultaneous back - filling and 32 - hole chemical grouting injector equipment installed with tunnel boring machine consolidating soil instantaneously to enhance the soil strength. the tunnel boring machine is also equipped with guided top gyroscope and true circularity retaining device for construction accuracy

    其中值得一提者,橋土城所採用之潛盾機系新型之土壓平衡式機種,具同步填灌漿之功能,對地表沉陷之控製成效優良,目前已貫通並通過民房及商業區下方之下行隧道其初期沉陷均控制在5mm之內,二次沉陷及最終沉陷平均總量最大亦僅18mm ,遠優于初始設計的警戒值30mm 。
  13. This specimen of a pigeon, being dissected along the middle line of its belly, whose chest and abdoment walls, chest bone, right leg, right side chest muscle and its artery and vein, as well as the portion of liver being removed, the left side chest muscle being turned outward with all intestines being pulled outside, was fixed on the board

    本標本沿鴿腹部中剖開,切除胸腹壁、胸骨、右後肢等,及部分肝以及右側的胸動、靜脈和胸肌;左側胸肌翻向外側,大小腸從體腔內拉出體外,標本向襯固定。
  14. In the image preprocessing that includes image smoothing and linear gray level transformation, the author brings forward a mended linear gray level transformation based on mean of gray value to enhance the image contrast. in the segmentation the paper presents an arithmetic taking the area of the pointers and construction feature of the water meter into consideration, which can extract the part of pointers in the special space of the water meter, and then binarizes image using a dynamic threshold based on the area of the pointer. the design can enhance the recognition rate for the next step

    在預處理中提出了一種基於灰度期望的分段性變換;對水表的圖像分割,提出基於面積和結構信息的二值化自動分割,包括基於結構和灰度特徵的哈夫變換分割法(指針信息區的提取)和基於指針面積的特徵的閾值分割(指針提取) ;針對指針圖像的非均勻光照、影等干擾,提出基於多特徵的分區模匹配法對指針的方向進行識別,從而計算出讀數。
  15. To help visitors appreciate the history of the monuments, information boards are put up at convenient locations

    文物徑沿皆設有路標和石刻印記為參觀者引路。並設置資料幫助他們明了沿途古跡的景。
分享友人