斜紋理 的英文怎麼說
中文拼音 [xiéwénlǐ]
斜紋理
英文
cross grain-
The fourth chapter introduces the theory of fractional brown movement ( fbm ). the image texture of turning workpiece is analyzed using fbm model. after abstracting the texture character, the cutting tool wear status can be determined according to fractal dimension and average slope of the fitting curve of the logarithm power spectrum
第四章採用分數布朗運動（ fbm ）的基本理論，對切削工件表面紋理的圖像進行分析，提取紋理特徵參數，根據分形維數和圖像上對數功率譜的擬合曲線的平均斜率來判斷刀具的磨損狀態。Cotton - spandex denim. high contrast black wash with sanding. banded v neckline with four botton front closure. front button flap pockets. sleeveless. contoured fit. machine wash. domestic and / or imported
這款馬甲是由厚粗斜紋棉布做成的，砂洗處理使得這一款黑色外套增添了神秘的色彩Based on the analysis and processing of the digital speckle pattern, the translation and rotation invariant features are discovered, and a one - step feed - forward neural network is creatively proposed which makes it possible to realize the intelligent recognition of interface defects
通過對數學散斑條紋的分析與處理，找出了能代表條紋信息的移位不變與旋轉不變特徵值? ?最大斜率，進而構造一種新的網路模型，即單步前饋式三層網路系統.率先實現了把神經網路系統用在數字散斑無損檢測之中，完成了神經網路系統對粘接界面缺陷的智能辨識In this research, through the test in geometric parameter and resistance performance, and comparison between random and other stacked packing, pvc screw thread oblique corrugated plate have more advantage. combined with test and theoretic calculate, determined the heat and mass transfer coefficient, obtained the influence relationship between inlet air flow rate, temperature and humidity, inlet liquid desiccate flow rate, temperature and concentration with outlet air humidity in dehumidifier, provided consideration for equipment design and production
通過對除濕塔的現場測試並結合理論計算，確定其熱質交換系數，並分析得出採用pvc螺紋斜波紋板填料的一定結構的除濕塔，處理空氣的風量、入口溫度和含濕量及除濕溶液流量、入口溫度和濃度對空氣出口含濕量的影響關系，為除濕設備的設計和指導生產運行提供參考。Being affected by “ continent drifting theory ”, “ plate structure theory ”, etc. people has long paid particular attention to internal force while ignored external force ? such as meteorite strike event
該影響最顯著的標志是，它使地球表面廣泛分佈了大規模的隕擊遺跡? ?環形山系，斜巖是該類山體最普遍的巖層紋理構造。Bi - material interfacial fracture theories are researched with a phenomenon that cracks extend along interface. a gradient invading model of interface crack at the crack tip can gain stress fields along interface. so a formula of energy release rate for 3d braided cmc is deduced and the corrected formula of the energy release rate is examined with test results
研究了裂紋沿界面擴展的雙材料界面斷裂理論，利用傾斜侵入界面的裂紋模型解析了裂紋尖端沿著界面的應力場，推導了表徵三維編織cmc復合材料斷裂韌性的能量釋放率公式g _ c ，並且用試驗結果驗證了能量釋放率公式的正確性。With the distinguishing characteristics of character " s texture ( such as horizontal lines, vertical lines, or slant lines in a character ) that can be extracted directly, the character - regions are segmented from their background quickly, and the image - noises rising during the processing period can be removed by morphological filter
首先提取字元的橫向、豎向紋理的方向信息，然後根據各自的閾值把候選字元區標識出來，用形態濾波的方法消除噪聲，最後用斜向紋理的平均斜向能量判斷是否是字元區。Author thinks that the direction of the maximum plastic distortion along a constant radius around the crack tip may be considered as the direction of shear - mode fracture ( named pmax - criterion ) and the load when located shear band prongs the ligament in the front of crack tip is regarded as the limited load of shear - mode fracture. ( 3 ) the fad ( fracture assessment diagram ) of titled crack is proposed based on achievements of mesomechanics about i - ii complex ductile fracture of metal, and the titled crack is classified two kinds : void - mode fracture is assessed by fracture assessment curve, and shear - mode fracture by limited load. ( 4 ) using a fe program based on plantle - ressue theory to calculate some mesomechanical parameters, a flange joint structure of a high pressure vessel ( design pressure 31. 4mpa and the thickness of the hemispherical head is half of that of shell. ) is analyzed to determine whether the structure under operation pressure is safe or not, forecast the mode of potential invalidation and argue for the rationality of design of the structure
試件的整體斷裂為剪切型，但在試件芯部裂尖鈍化區中部出現了韌窩型啟裂並有一定的擴展，說明局部較高的應力三軸度也會使韌窩型機制得以發展，但是不改變試件整體的剪切型斷裂模式；對韌性斷裂的剪切模式的細觀機理做了一定的探討，並且提出了含裂紋構件剪切型斷裂的宏觀判據：認為裂紋前方的集中剪切帶中與裂紋尖端等半徑處最大有效塑性應變出現的方向可以作為裂紋剪切斷裂的方向（可簡稱為_ （ pmax ）準則） ，集中剪切滑移帶貫穿裂紋前方承載韌帶時的載荷可以作為極限載荷；本文運用金屬韌性斷裂細觀力學在一復合型韌性斷裂方面的研究成果，採用失效評定圖的形式，提出了傾斜裂紋的安全性評定方法的基本框架。By analyzing the design principle, the paper devised an image source signal alternated with black and white strip and it has a good effect. meanwhile, the system demand of imaging link was analyzed, such as light source, lens and camera etc. in addition, the principles of both the correlation algorithm and generalized correlation time delay estimation based on adaptive technology were studied, and a comparison between them was made as well
本文中分析了圖像源信號的設計原則，並設計了一種黑白相間的傾斜條紋圖案作為圖像源信號，獲得了良好的測量效果;分析了測量系統對光源、鏡頭、相機等成像環節的要求;研究了相關演算法和基於自適應技術的廣義相關時延估計法兩種數據處理演算法的原理，並對兩種方法的性能進行了比較。A permanent magnet synchronous motor is selected so that the system could work excellently. multiform measures are taken to weakening the torque ripple, such as adopting stator - flume, choosing right ratio of magnet - width and slot - width, and programming properly. a permanent magnet synchronous motor cad software is worked out for predigesting the design of the motor
力矩脈動是衡量交流伺服系統性能優劣的重要指標，為達到理想的控制效果，系統採用正弦波驅動的稀土永磁同步電動機作為執行元件，電機本體的設計綜合採用定子斜槽、將轉子永磁體連續移位、合理選擇永磁體寬度和齒槽寬度比等方法，基本消除了齒槽轉矩；對于紋波轉矩，系統採用軟體的方式加以削弱和補償。With the aid of the " pseudo - traction " method, the superposition technique and the arrived fundamental solution, a method for getting the stress intensity factor ( sif ) for material such as rock with center inclined crack under compressive loading are given
採用「偽力法」和疊加原理，結合所求的基本解，給出了含中心斜裂紋的巖石類材料在壓縮荷載作用下的應力強度因子（ sif ）的解法。分享友人