脉: 脉名词1.(动脉和静脉的统称) arteries and veins2.(脉搏的简称) pulse 短语和例子切脉 feel the pulse3.(像血管的组织; 连贯成系统的东西) vein 短语和例子细叶脉 veinlet in a leaf; 山脉 mountain range [chain]; 矿脉 a vein of ore; mineral vein
A type of distortion that results when dpcm is applied to television . it manifests itself as a visually noticeable jitter in those parts of the image that have high - contrast edges 当差分脉码调制（ dpcm ）用于电视时所产生的一种失真。在具有高反差边缘的图象上，这种失真表现为一种明显的视觉抖动。
