Update README_zh.md

zhifu gao

2025-03-28 d629b1084b6e3c02b1d92731e84014a6dc5a6b78

 runtime/csharp/AliParaformerAsr/AliParaformerAsr/WavFrontend.cs

@@ -30,7 +30,8 @@
            _fbank_beg_idx = 0;
            _onlineFbank = new OnlineFbank(
                dither: _frontendConfEntity.dither,
                snip_edges: false,
                snip_edges: _frontendConfEntity.snip_edges,
                window_type: _frontendConfEntity.window,
                sample_rate: _frontendConfEntity.fs,
                num_bins: _frontendConfEntity.n_mels
                );