well perforating gun
... well pattern 井网 well perforating gun 井射孔器 well perforator 井射孔器 ...
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... well perforating gun 井射孔器 well perforator 井射孔器 well performance testing 井生产测试 ...
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裸眼井射孔器 open hole perforator
·2,447,543篇论文数据，部分数据来源于NoteExpress
分别对直井和斜井平行射孔射孔器进行设计，达到精准射孔的目的。
Conducting design to vertical and horizontal well, the objective of accurate percolation is reached.
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