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图8: 公司盈利能力逐步恢复至此前较高水平 份学, 毛利率 40% 30% 259 20% 159 10% 5% 0% 2018 2019 2020 2021 2022 202301-03 资料来源：公司公告，国信证券经济研究所整理 散 8 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | |-------|-------|-------|--------------------------------------------------|---------------------------|-------|-----------|-------|-------|-------|-------|----------------------------------------------|-------|-------|-------|-------|-------------------------|-- ...