整体SMC玻璃钢检查井应用技术规范
Technical Specification for the Application of Integral SMC Fiberglass Reinforced Plastic Inspection Chambers
标准状态
发布于:2026-06-05
实施于:2026-06-08
废止
Technical Specification for the Application of Integral SMC Fiberglass Reinforced Plastic Inspection Chambers