hole sealing agent的意思|示意
封孔剂
hole sealing agent的网络常见释义
封孔剂 瓦斯抽采钻孔新型封孔剂在五阳煤矿中的应用-中国煤矿安全生产网 关键词:煤矿 瓦斯抽采 封孔剂 [gap=437]Keyword:coal mine; gas extraction; hole sealing agent
hole sealing agent相关短语
1、 sealing hole agent 封孔剂
hole sealing agent相关例句
The hole sealing agent has the advantages of simple construction, low difficulty to master, good sealing effect, safe use and low cost, etc.
本发明具有施工简单、易于掌握、封堵效果好、使用安全等优点，且成本低廉。
A new type shale inhibiter, KLG and sealing agent are used to seal fragile formation so that we can enhance safety density and solve the problem of hole collapse.
用新型防塌剂和KLG以及封堵材料复配使用，对破碎地层进行了有效封堵；