2025-10-08 06:43 浏览次数 7
套管外表面
In the casing surface spray treatment, stainless steel box cover.
机壳表面喷塑处理,不锈钢箱盖。
Analysis on residual strength after casing surface wear caused in casing drilling
套管鉆井用套管外表面磨损后剩余强度分析