“dipole (multipole) sonic logging device”的概念、定义、翻译、参考文献-科学参考

单词	dipole (multipole) sonic logging device
释义	dipole (multipole) sonic logging device Encyclopedia 工学声幅测井仪释 dipole (multipole) sonic logging device偶极子（多极子）声波测井仪利用偶极子（多极子）换能器代替传统单极子声源在井中激发弯曲波（扭转波），并测量其在井筒中传播特性的声波测井仪器。
随便看	canonical basis canonical Big Bang canonical bilinear mapping canonical box matrix canonical brick canonical bundle canonical bundle formula canonical change canonical chart canonical class canonical cohomology class canonical commutation relation canonical commutation relations canonical-commutation-relations algebra canonical commutator canonical conjugate canonical conjugate variable canonical conjugate variables of electromagnetic field canonical connection canonical constants canonical coordinate canonical coordinate of the first kind canonical coordinate of the second kind canonical coordinates canonical coordinates of the first kind

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