2024-01-02 2024-01-16 2024-01-30 2024-02-21 2024-03-06 2024-03-20 2024-04-03 2024-04-19 2024-05-08 2024-05-22 2024-06-05 2024-06-20 2024-07-04 2024-07-18 2024-08-01 2024-08-15 2024-08-29 2024-09-12 2024-09-30 2024-10-16 2024-10-30 机械设备 沪深300 30% 20% 10% 0% -10% -20% -30%