封孔 meaning in English
hole sealing
liquidation of hole
liquidationofhole
seal of hole
stemming
tenting
Examples
- The improvement of sealling method inside gas drainage hole
瓦斯抽放钻孔封孔方法的改进 - Using new hole packing technique to improve drainage quality
采用新材料新工艺封孔提高钻孔抽放质量 - Practice of fast and safe packing of holes with large elevation angle
大仰角钻孔简易快速安全封孔的实践 - High temperature oxidation resistance of arc spraying aluminum coatings with seal coat and its grey forecast
封孔铝涂层的抗高温氧化性能及其灰色预测 - The quality , wearability and corrosion resistance of the sealing accord completely the international requirements
其封孔质量、耐磨性、耐蚀性完全符合国标要求；