plugging material
短语词组
- downhole plugging material 井底堵塞材料
- grouting and plugging material 注漿堵漏材料
- colloid composite plugging material 膠質複郃堵漏材料
- fireproof plugging material 防火封堵材料
- Inorganic waterproof plugging material 無機防水堵漏材料
- aggregate of plugging material 封堵骨料
- plugging material evaluation system 堵漏材料評價系統
- blast -holes-plugging material 砲孔堵塞材料 返回 plugging material