短語詞組短語image threshold contrast 圖像閾值對比度image e contrast 影像反差image local contrast 圖像局部對比度Set off image by contrast 意象烘托optical image -contrast amplifier 光科學(xué)圖象對比度放大器radiation image contrast 輻射圖象襯度image sharpness and contrast 圖像銳度和對比度image contrast enhancement 影像增強(qiáng)image contrast stretch 圖像增強(qiáng) 返回 image contrast