| 1. | We shall consider the acquisition and reduction of magnetic data .
我们将对磁力资料的取得和校正加以讨论。 |
| 2. | The extra precision of the optical-pumping instrument can be most valuable .
光泵磁力仪的高精度具有极大的价值。 |
| 3. | A null-balance system is provided by balancing the magnetic forces by electrostatic forces .
零位平衡系统是靠静电力来平衡磁力而造成的。 |
| 4. | Phenomena in the universe are ruled by two long-range forces, gravity and magnetism .
宇宙界的各种现象由两种长程力，即引力和磁力所支配。 |
| 5. | The discovery well was drilled in 1927 on the basis of magnetic and torsion-balance surveys .
其发现井是1927年根据磁力和扭称测量结果而钻探的。 |
| 6. | Magnetic and gravity surveys were often run as a preliminary to seismic survey in earlier time .
磁力和应力勘探常常作为地震勘探的前奏在早些时候进行。 |
| 7. | When the magnetometer is attached to the plane, compensation must be introduced in the aircraft itself .
当磁力仪安置在飞机上时，必须对机身的影响加以补偿。 |
| 8. | Tell me, does the magnetic virtue of the needles of the compasses of all those ships attract them thither ?
你说吧，是不是那些船只的罗盘指针的磁力把他们吸引来的？ |
| 9. | The nuclear-magnetic-resonance magnetometer first went into service in airborne prospecting during the middle 1950s .
核磁共振磁力仪第一次进入航空勘测是在五十年代中期。 |
| 10. | Some metallic ores are found in the margins of batholiths and other intrusives which can be detailed under drift by magnetic surveys .
有些金属矿处于岩盘与其它侵入岩的边缘，磁力测量能够确定这些侵入岩的移动。 |
