眼能聚焦的最近的点叫做近点.The closest point on which the eye can focus is known as the near point.自动聚焦过程中, 聚焦的准确性和抗噪声性能至关重要.In the focusing procedure, the focusing accuracy and anti - noise capability is crucial.现在,我可以看到北京是世界聚焦的热点.I...