人工井底
- 网络Artificial bottom hole;PBTD
人工井底-
1988年用普通陶粒压裂酸化后，砂面高于人工井底45.35m；
Produced sand was compiled 45.35 m high above the bottom after a fracturing acidizing job with standard haydite finished in 1988 ;
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分注管柱实施锚定或支撑到人工井底，克服了管柱因注水压力不平稳等原因造成的管柱蠕动现象；
The anchoring or set to the artificial bottom hole of the separate injection pipe string has solved the creep of the pipe string resulted from the unstable water injection pressure .