齒緣板 的英文怎麼說
中文拼音 [chǐyuánbǎn]
齒緣板
英文
denticular plate-
Among them, denticula ( with 2 species ), epithemia ( with 6 species and 8 varieties ), and rhopalodia ( with 5 species and 4 varieties ) belong to the family epithemiaceae ; the family nitzschiaceae include 3 genera, bacillaria ( with 1 species ), hantzschia ( with 3 species 4 varieties and 1 form ) and nitzschia ( with 28 species and 7 varieties ) ; and the other genera cymatopleura ( with 3 species and 3 varieties ), surirella ( with 13 species and 4 varieties ), stenopterobia ( with 1 species ) and campylodiscus ( with 1 species ) belong to the family surirellaceae
其中窗紋藻科有3屬，有細齒藻屬2種，窗紋藻屬6種8變種，棒桿藻屬5種4變種；菱形藻科3屬，有桿狀藻屬1種，菱板藻屬3種4變種1變型，菱形藻屬28種7變種；雙菱藻科4屬，有波緣藻屬3種3變種，雙菱藻屬13種4變種，長羽藻屬、馬鞍藻屬各1種。Firstly, the paper introduces the development and application of computer graphics & image technique, discusses the principle and method of cg and digital image processing, such as matrix of the graphic transformation, homogeneous reference frame, sampling and quantization of the image, file format of the image, template operation, etc. secondly the paper introduces the purpose and method of image enhancement processing, explains the each occasion of those methods such as threshold transformation, smoothing processing, sharpening processing, analyzes and contrasts the processing results of object image. thirdly, the paper introduces the method of mathematics morphologic, edge detection and thinning processing, attains character description of image and character dots of the contour. fourthly, the paper processes the coordinate transformation to character dots and basic splines fitting, imports correlative condition to devise meshing line and meshing track
本文首先介紹了計算機圖形圖像技術的發展與應用情況，對計算機圖形學和數字圖像處理的一些基本理論和方法如圖形變換矩陣、齊次坐標系、圖像采樣和量化、圖像文件格式、模板操作等內容進行了討論：然後對圖像增強處理的目的和方法進行了介紹，對諸如閥值變換、平滑處理、銳化處理等方法的應用場合進行了說明，並對實物圖像的處理結果進行了分析與比較；接下來介紹了數學形態學方法、對增強后的圖像進行邊緣檢測的方法和圖像的特徵描述方法，並獲取輪廓的特徵點：隨后對獲取的特徵點進行坐標變換，並進行b樣條曲線擬合，引入相關條件生成齒輪副的嚙合線及嚙合軌跡：最後引入等值線和區域填充表示方法，並以等值線和區域填充的形式對弧齒錐齒輪嚙合模擬的載荷分佈情況進行了直觀的表示。
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