Update SDK_tutorial_zh.md

zhifu gao

2023-07-02 61c5c36c9643435a6e160508b5d46deebcf7459e

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beam_size: 5
penalty: 0.0
maxlenratio: 0.0
minlenratio: 0.0
ctc_weight: 0.5
lm_weight: 0.7