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- Under default conditions the device activates output switching with either a north or south polarity magnetic field of sufficient strength. 在默认情况下,该器件将使用足够的北极或南极磁场强度,激活输出开关。
- The A3230 Hall-effect bipolar switch turns on in a south polarity magnetic field of sufficient strength and switches off in a north polarity magnetic field of sufficient strength. 3230的霍尔效应双极开关在南方极性磁场足够的强度及开关过北极性磁场足够的强度。
- This device requires the presence of both south and north polarity magnetic fields for operation. 操作该器件需要南极和北极磁场同时存在。
- Magnetic field polarity reversals are magnetic poleshifts. 磁场极性逆转就是磁极转换。
- It shows the presence of a magnetic field. 这表明有磁场存在。
- Can Magnetic Field Drill through a Piece of Iron? 磁场能穿过铁片吗?
- The string is in a magnetic field. 振动弦处于磁场之中。
- The force exerted by a magnetic field. 力由磁场施加的力。
- The lines of force of a magnetic field. 磁力磁场的磁力线
- When the sun's rotation sweeps this warped surface across the earth, we detect sudden changes in the polarity of the magnetic field. 当太阳的自转使这个波浪形间隔面扫过地球时,我们就会探测到磁场极性的突然反转。
- This paper introduces the formation of magnetic field, polarity reversal, secular variation and the use of geomagnetic polarity reversal or susceptibility in stratigraphic study. 摘要本文介绍了地球磁场的成因、极性变化以及运用极性倒转划分对比地层和指示环境。
- Polarity: (1) A property of electric charges, either negative or positive.(2) A property of a magnetic field, either north pole or south pole. 极性:(1)电荷的一种特性,它不是负电,就是正电。(2)磁场的一种特性,它不是北极,就是南极。
- An indicator that the sun's magnetic field is reversing is the appearance of sunspots with the reverse magnetic polarity than normal. 太阳磁场正在倒转的一个指示,就是出现太阳黑子发生磁极颠倒的现象。
- But rather than extinguishing the magnetic field completely, the reversed flux patches created a weak field with a complex mix of polarities during the transition. 但在过渡期间,这些反向通量斑块并不会完全消除磁场,而是形成一个综合了复杂极性的微弱磁场。
- The class of phenomena exhibited by a magnetic field. 磁性磁场显示的一组现象
- The current in the conductor sets up a magnetic field. 导体里的电流形成一个磁场。
- A third radiation group was unaffected by the magnetic field. 第三组射线不受磁场的影响。
- The magnetic field of the earth creates a torque around the pivot. 地球的磁场在支点周围产生一个转矩。
- According to experts, is a magnetic hard disk storage, and its working principle is to use the metal film coating the surface of the disk of the polar magnetic particles to record data. 据专家们介绍,硬盘是一种磁性存储器,其工作原理是利用涂敷在金属薄膜磁盘表面的磁粒子的极性来记录数据。