halftone image短语¹¹⁴⁴⁶⁷⁺⁴ 基本例句 半色调图像 This method uses a threshold T to choose the blocks of halftone image to imbed information, which imbeds data as many as possible under the guarantee of the quality of the halftone image. 该方法利用了阈值 T来控制水印的嵌入位置，在保证图像质量的前提下，嵌入尽可能多的数据。 dictall