重力梯度仪 [地物] gradiometer ; [地物] gravity gradiometer

航空磁力梯度仪 aeromagnetic gradiometer ; airborne magnetometric gradiometer

磁通门磁力梯度仪 gradient flux-gate magnetometer ; gate magnetometer

海洋质子重力梯度仪 marine proton gradiometer

磁力梯度仪 magnetic gradiom

质子重力梯度仪 proton gradiometer

海洋磁力梯度仪 [海洋] sea magnetic gradiometer ; MARINE MAGNETOMETER

超导重力梯度仪 SGG ; superconducting gravity gradiometer