Mysteel数据：无锡不锈钢期现货基差对比2024-7-9日期无锡地区不锈钢现货价格（304/2B2.0卷价）上期所SS主力合约宏旺投资福建甬金江苏德龙北港新材2024-7-314120143701402014020141902024-7-414170144701407014070141752024-7-51417014470140701407014230