Merge pull request #163 from alibaba-damo-academy/dev_zly

zhifu gao

2023-02-28 be7230fd94477fdc22a9b315af7c5e3ac4a7eb8d

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beam_size: 10
penalty: 0.0
maxlenratio: 0.0
minlenratio: 0.0
ctc_weight: 1.0
lm_weight: 0.7