Update SDK_tutorial_zh.md

zhifu gao

2023-07-03 a1dd7e96f53c873a1e4526b1faa4290bb323f281

 funasr/datasets/small_datasets/sequence_iter_factory.py

@@ -57,7 +57,7 @@
            data_path_and_name_and_type,
            preprocess=preprocess_fn,
            dest_sample_rate=dest_sample_rate,
            speed_perturb=args.speed_perturb,
            speed_perturb=args.speed_perturb if mode=="train" else None,
        )

        # sampler