- effective coverage
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有效区域的英文
例句与用法
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- Double - click any available map location to travel there , or click once , then click the travel button
双击或者按住一段时间地图上任何有效区域，出现旅行按钮，开始旅行。 - The feature extraction is based on overlap gridding feature in valid area of image , and it can enhance the stability of feature
同时在图像有效区域提取局部交叠网格特征,增强了特征稳定性。 - ( 2 ) the algorithm for contour retrieval of fish eye image . according the peculiarity of fish eye image , we introduce an algorithm for calculating the center and radius of the circular region in the fish eye image , which use the method of calculating the area of the circular region
( 2 )鱼眼图像的轮廓提取的算法。我们给出了一种针对鱼眼图像的特点使用面积统计的方法来计算鱼眼图像的圆形有效区域的圆心和半径的算法，实验证明了我们所给出的方法的正确性和可行性。 - Being the base of great city , they provide all kinds of industrial elements . on the other hand , they connect the central districts and outskirts towns of chengdu . with good basic conditions , the towns are the very effience areas for the central districts " expanding and they may become the hearts of the rural areas , which will absorb the residual labour force
一方面，它是大都市发展的基地，为大都市发展提供各类生产要素支撑，接受中心城区的产业扩散；另一方面，它是成都市域连接中心城区与远郊乡镇的经济纽带，由于其基础条件较好、优势明显，所以是中心城区扩展的有效区域，对远郊区域发展仍然起集聚、扩散作用，承担农村地区中心功能，为农村服务，接纳农村剩余劳动力。