Method and device for measuling characteristic of bed by horizontal boring bored from subway |
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| 申请号 | JP8280287 | 申请日 | 1987-04-03 | 公开(公告)号 | JPS62242100A | 公开(公告)日 | 1987-10-22 |
| 申请人 | Inst Francais Du Petrole; | 发明人 | KURISUCHIYAN UITORITSUHI; | ||||
| 摘要 | |||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
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