-400 -200 0 200 400 600 800 1000 日期 01-13 01-26 02-08 02-21 03-05 03-18 03-31 04-13 04-26 05-09 05-22 06-04 06-17 06-30 07-13 07-26 08-08 08-21 09-03 09-16 09-29 10-12 10-25 11-07 11-20 12-03 12-16 12-29 2025 2024 2023 2022 2021 热卷--基差 -200 0 200 400 600 800 1000 日期 01-13 01-26 02-08 02-21 03-05 03-18 03-31 04-13 04-26 05-09 05-22 06-04 06-17 06-30 07-13 07-26 08-08 08-21 09-03 09-16 09-29 10-12 10-25 11-07 11-20 12-03 12-16 12-29 2025 2024 2023 2022 2021 铁矿石--基差 -1000 -500 0 500 1000 1500 日期 01-13 01-26 02 ...