Merge pull request #157 from alibaba-damo-academy/dev_gzf

zhifu gao

2023-02-27 917b7e03e5c1c9719323926f9595666abec17128

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beam_size: 10
penalty: 0.0
maxlenratio: 0.0
minlenratio: 0.0
ctc_weight: 0.5
lm_weight: 0.7