Mysteel数据：无锡不锈钢期现货基差对比2024-10-21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2024-10-1514120144701402014020139152024-10-1614120145701402014020140302024-10-171407014570139701