Update readme_zh.md

Yabin Li

2023-08-21 269409436c1e7b9daa3387a0e98d67d273eeff8c

 funasr/bin/diar_inference_launch.py

@@ -453,7 +453,7 @@
        help="The batch size for inference",
    )
    group.add_argument(
        "--diar_smooth_size",
        "--smooth_size",
        type=int,
        default=121,
        help="The smoothing size for post-processing"