等瓣的 的英文怎麼說
中文拼音 [děngbànde]
等瓣的
英文
equivalve-
Heart sounds is heart throb process in, shut by the valve inside the heart, open, and the sound that the oscillatory place such as systole or diastole produces
心音是心臟搏動過程中，由心臟內瓣膜關閉、開放、以及收縮或舒張等振動所產生的聲音。In the fairly deep lake facies there found abundant bivalve fossils, such as the standard foss il of permian in north xingjiang - tarfaniasp.,
半深湖相中發現豐富的瓣鰓類動物化石，如北疆地區二疊系標準化石?吐魯番鱈魚及介形類等。On basis of the fact that some organs in the highflower usually appear pappus - a carpellary marked trait, or carpellary morphological trace or anatomical character in the process of transforming development, deem that the highflower origins from the heteromorphic development of carpellary primordium. furthermore, the course and mode of heteromorphic development of different organs in the highflower have been described, and according to the organ composition in highflower, the prolification flower is divided into green prolification, colorful prolification, golden prolification and three - strata prolification
其上方花轉化初期的花萼片、花瓣和雄蕊中總表現有心皮的標記性性狀? ?被毛、帶有心皮的形態和解剖結構痕跡，上方花花萼片的解剖結構中存在有類子房結構，花萼片、花瓣和雄蕊與心皮形成復合結構等，提出其上方花的各類器官都是由心皮原基異形化轉化發育而形成的觀點。Abstract : the far - field spot characteristics of laser converted by random phase plate are analyzed theoretically, including the shape, size, rotational symmetry and diffractive efficiency of the spots, as well as the distribution of subsidiary spot. by comparing the influence of phase element shape ( triangular, square and hexagonal ) on the characteristics, we found that the random phase plate with hexagonal array structure is more suitable for the beam smoothing in laser fusion
文摘:從理論上分析了激光經隨機位相板變換后在遠場的光斑特性（包括光斑的形狀、大小、旋轉對稱性、衍射效率以及旁瓣分佈） ，通過比較三種形狀位相元（等邊三角形、正方形和正六邊形）的遠場光斑特性，得知正六邊形位相元結構的隨機位相板更適合於激光聚變中的束勻化。The robot, which performed this operation, could also be used to carry out surgical treatment of congenital heart disease, valvular disease, atrial fibrillation, coronary disease, pericardiac disease and mediastinum tumor
實施這項手術的機器人可開展先天性心臟病、瓣膜病、房顫、冠心病、心包疾病、縱膈腫瘤等疾病的外科治療。4. the signal data collected in expteriment are taken out in emulational research of system experiment. many methods such as adding window in frequency field, eliminating static object and so on restrain the width and sidelobe of static mussy weaves and detect out the target availably
4 、在系統實驗模擬研究中調出實驗採集信號數據，使用頻域加窗不加窗、清除靜態目標等方法很好地控制了靜態雜波干擾的幅度及旁瓣，有效地檢測出了目標。In paeonia were studied systematically about the formation of prolification flower, the diversity of carpellary disc and the relationship between it and carpel, the carpellary morphology and anatomy, petaline types and origination, etc.
對芍藥屬植物臺閣花的形成，房衣的多樣性及其與心皮的關系，心皮的形態解剖，花瓣類型及其來源等問題進行了研究。First, it was taken that a discuss about the effects of geometry parameters of each piezocrystal on direction parameters ( main lobe width, side lobe amplitude, elimination of grating lobes ), amplitude of ultrasonic pressure, element viberation pattern, mutual radiation among elements, efficient test regions, ability to keep accurate and near - field distance and so on. based on the direction of ultrasonic field in ulpa deduced by ourselves. in addition, on the base of integrating all kinds of factors, it was put forward that the principle and method for optimized design of geometry parameters of piezocrystals in ulpa transducer, and its design programme and interface were compiled
首先在推導超聲相控線陣換能器聲場的指向性的基礎上，就各個晶片幾何參數對指向性指標（主瓣寬度、旁瓣幅度、消除柵瓣） 、聲壓幅值、陣元振動模式、陣元間互輻射、有效檢測區域、精確控制能力、近場長度等方面的影響進行了論述，並在綜合各方面影響的基礎上，提出了晶片幾何參數優化設計的原則和方法，編寫了設計程序和界面。The number of seeds in a sunflower, the petals of any flower, the arrangement of pine cones, the growth of a nautilus shell, etc. . all follow the same pattern of these series
以一顆向日葵里的種子數目，任何花的花瓣，松樹球果的排列，鸚鵡螺殼的生長等等. . .都遵照這些級數的同樣模式。In recent years, the operations of semilunar valve ablation, articular cavity inspection and the rinsing of osseous arthritis can be perfectly done under the arthroscope instrument thanks to the continuous improvement on the surgery arthroscope apparatus and better skills of the clinical surgeons
近年來由於關節鏡手術器械的不斷完善，以及臨床手術醫生技術的提高，使半月瓣切除、以及關節腔探查、骨性關節炎的沖洗等，完全能在關節鏡下完成。Ten risk factors for survival were analysed by multiple logistic regression analysis in this study : patient ' s age, smoking or not, degree of amputation, mechanical type of injury, amputated level, number of venous anastomosis, number of arterial anastomosis, using vessel graft for artery or not, using vein graft for vein or not, and ischemia time
我們利用多變項的羅吉斯回歸分析法來分析年齡、有無吸煙、斷指的嚴重程度、斷指的傷害型態、斷指的發生部位、動脈的吻合數目、靜脈的吻合數目、有無使用血管植瓣、缺血時間等危險因子對存活率的影響。The litter - resistance slowly closing butterfly check valve is developed a newest product based on our butterfly check valve, hydra - matic transmission to be add in the valve with unique design, new stuction and optimum performance, can be used pipeline of water supply and dring with such media : fresh water, sea water, sewage, raw water, ect. the valve should be installed at outlet of the water pump, in stapping the pump, the process of slowly closing after valve plate shuts rapidly. can be guard effectively against the destruction water hummer, so to ensure the safe operation of the pipline
微阻緩閉蝶式止回閥是在我廠生產的蝶式雙瓣止回閥的基礎上利用能量轉換原理增設油壓緩閉裝置的新型模式止回閥，設計獨特，結構新穎，性能優宜，適用於凈水，源水，污水，海水等介質的供、排水管路中，安裝於水泵出口端，停泵時由於油壓阻尼作用法盤先速閉后緩閉，以消除破壞性水錘，保證灌路安全運行。In addition to the conventional techniques such as low sidelobe antennas and displaced phased center antenna ( dpca ), there has been great interest in space - time adaptive processing ( stap ) because it can suppress clutter effectively and improve the detection performance of airborne phased array radar evidently
除了採用低副瓣天線、偏置天線相位中心（ dpca ）等傳統雜波抑制技術，能夠有效提高機載相控陣雷達地雜波抑制能力和動目標檢測性能的空時二維自適應處理（ stap ）受到了廣泛關注。On the base of above it, this paper discuss the synthesis of optimum distributed arrays by nonuniform spacing in the sense of dolph - chebyshev. having derived the equations of optimum element distribution, we analyze the exponentially spaced array, which are optimum when the elements are isotropic and equally weighted, and the array by general raised cosine function. the formulate for estimating the sidelobe envelope, beamwidth of the array pattern and clean region width are obtained
推導了最佳陣元分佈方程，分別對陣元無方向性和等加權時的最佳分散式陣列? ?指數間隔陣列和採用廣義升餘弦加權的最佳分散式陣列進行了分析，推導了天線方向圖旁瓣包絡、波束寬度，干凈掃描區寬度的估計公式，給出了近軸旁瓣電平與陣列參數的關系。3 - d measurement has capacious applications in engineering, such as its uses in machine vision, profile modeling and biomedical industry. but many 3 - d measurements only can be estimated by handiwork now, for example, the area of mitral valve, the shape and size of eyepit and the volume of tumour in medicine field
但利用傳統的測量方法，許多三維測量工作僅能依靠一些簡單的手工操作進行估算，如在醫學領域需要完成的二尖瓣面積、正常眼眶實際形狀、大小以及腫瘤體積等復雜三維測量工作都是如此。( 5 ) confirming the main channels of venous reflux of flap. ( 6 ) providing anatomical evidence for the selection of vein engrafting in flap free grafting or transplantation. study the vein reflux and communication of flap whose blood supply is trans - sec tion and clarify the blood circulation of non - physical flap
通過上述研究，進一步闡明皮瓣靜脈的立體構築，探求其機理，並完善解剖學資料，以期為皮瓣的應用指征、吻合靜脈的選擇及危象的處置等，提供解剖學基礎，更好地指導臨床皮瓣外科。This model shows the morphology of the stomach in a moderate distended state. with the longitudinal section, the model shows the structures of the gastric folds, pyloric valve, pyloric sphincter muscles, gastric mucosa and the transitional mucosa of the gastric - esophagus
本模型作縱剖，顯示胃在中等度膨脹時的形狀，顯示：黏膜壁、幽門瓣、幽門括約肌、胃黏膜以及由食管向胃移行之黏膜等構造。Our main products include all kinds of soy sauce powde, hvp ( hydrolyzed vegetable protein ) ， hap ( hydrolyzed animal protein ), isp ( isolated soy protein powder ), vinegar powder, broad bean catsup powder, sweet catsup powder, preserved beancurd powder, meat powder, mustard powder, pumpkin powder, etc
我們的產品主要有醬油粉、水解植物蛋白粉、水解動物蛋白粉、大豆分離蛋白粉、醋粉、豆瓣醬粉、甜面醬粉、腐乳粉、肉粉、芥末粉、南瓜粉等。A patch antenna with air holes in the substrate has been designed. the finite - difference time - domain ( fdtd ) method together with the perfectly matched layer ( pml ) boundary treatment has been used to study the performance of the antenna. it is shown that the surface waves are significiently suppressed, the frequency bandwidth is improved, the sidelobe levels are reduced and consequently the gain in the forward direction is improved by 14 db ( about 4 db higher than the value reported previously )
設計了一種基底鉆周期圓孔結構的電磁（光子）晶體貼片天線，用fdtd方法並結合pml吸收邊界條件對該天線進行了研究，結果表明本文所設計的基底鉆孔型電磁晶體貼片天線取得了多方面的性能改善，與普通天線相比，基底中的表面波受到很大抑制，天線的帶寬增加，遠場方向圖上天線的旁瓣和背瓣被明顯削弱，向前輻射的增益由原來的12db增加到26db ，增加了14db ，比文獻上報道的gonzalo等人的研究結果提高了4db 。For our laboratory is changing toward industrialization, a lot of work on conventional ingaas / gaas / algaas quantum well laser has been done. how the parameters, such as threshold current density, slope efficiency, fwhm and spectrum width, are influenced and how much the influence is, are discussed by the numbers. the effective means how to improve a certain performance parameter are purposed too
由於本實驗室正處于由試驗研究向產業化邁進的階段，針對常規ingaas / gaas / algaas量子阱激光器做了很多工作，文中系統論述了常規量子阱激光器的各項性能參數?閾值電流密度、斜率效率、遠場發散角、光譜線寬等的影響因素及改進的有效辦法，並針對激光器p ? i線性度不好、遠場發散角出現多瓣的現象，通過理論分析找出原因所在並進行了改進，有效解決了以上問題。分享友人