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- Due to the geological condition changes and abnormal earth magnetism behavior,some abnormal deviations happened with the MWD device. 在对接井施工过程中,由于出现了地磁变化异常和地质条件变化,致使MWD导向系统出现了一定偏差。
- To the earth magnet, it actually introduces to adopt the particular way and procedure of correcting drift of landing screen. 针对地磁的影响情况，介绍了实际采用的纠正彩色显像管着屏偏差的具体方法和途径。
- Magnetic navigation assisted cardiac interventions technique is the most advanced and innovative technology in the world. 利用磁导航技术辅助心脏介入治疗是目前世界最先进的创新性技术。
- Objective To investigate the magnetic navigation locking intramedullary nail in the treatment of tibial fractures of the various advantages andefficacy. 目的观察磁力导航带锁髓内钉治疗胫骨骨折的多种优势和疗效。
- Rare earth metals, such as metallic neodymium and metallic didymium (metallic praseodymium-neodymium), are used for rare earth magnets, mainly neodymium-iron-boron magnet. 稀土金属，如金属钕和金属皮（金属镨，钕） ，用于稀土磁铁，主要钕铁硼磁铁。
- From the magnetic theory ,the article points out that it is made primary analysis that landing screen effect of colour display from earth magnet will cause poor colour purity. 摘要从电磁理论角度出发，指出地磁对彩色显像管产品着屏位置的影响，对引起色纯不良的情况做了初步的分析。
- thickness of the rare earth magnet 磁钢厚度
- During the solar eclipse time, the earth magnetic field is not stable, and harmful ultraviolet as well as high-energy photons are very active. 因为日食期间，地球的磁场将会非常不稳定，同时及其有害的紫外线和高能粒子流将在地球大气相当活跃。
- Pre polarizing and spin echo method are often used in NML tool, and the magnetic field used has been changed from primitive earth magnetic field to man made magnetic field. 核磁测井仪中多采用预极化方式或自旋回波法，所用的磁场已从最初的地磁场演变到现在所用的各种人工磁场，所用的测量方式要与采用的磁场设计相适应。
- The system measured earth magnetic filed strength.The results show the error is small and it can improved temperature property of fluxgate sensor and output stability. 应用该系统对地球磁场进行了测量,结果显示:它与实际数据之间的误差较小,改善了传统的磁通门信号处理的模拟电路的温度性能,提高了输出信号的稳定性。
- Our pilotless rocket enters the track of the earth. 我们把一个无人驾驶的火箭送入了地球的轨道里。
- An iron case will keep the Earths magnetic field away from the compass. 铁箱能使地球磁场影响不了指南针。
- They can track the earths magnetic field as sensitively as a compass needle. 它们对地球磁场也十分敏感，如同使用了指南针。
- The attraction of the moon for the earth causes the tides. 月球对地球的吸引力造成潮汐。
- The earth is only a speck in the universe. 地球在宇宙中只不过是一个小点罢了。
- The study of the earth's magnetism. 地磁学研究地球磁力的学科
- How on earth do they manage to rob the bank? 他们到底怎么抢了银行的？
- A number of satellites are now circling the earth. 一些人造卫星现在正环绕地球飞行。
- The machine cast up a big heap of earth. 机器卷起了一大堆泥土。
- The incoming streams of solar protons and electrons are affected by the earths magnetic field in a complicated way. 太阳的质子和电子的入射流，受到地球磁场的复杂作用。
