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它是超强永久磁铁的关键成分。 It is the key ingredient of super-strong permanent magnets. | ||
另外，永久磁铁表面的保护也很困难。 Furthermore, protection of the surface of a permanent magnet is difficult. | ||
虽然如此，也不是所有的电动车制造商都对永久磁铁电机趋之若鹜。 That said, not all makers of electric cars have rushed to embrace permanent-magnet motors. | ||
本实用新型涉及使用重叠式永久磁铁的磁力机构和驱动装置。 The utility model relates to a magnetic force mechanism and a driving device using an overlapped permanent magnet. | ||
其它物体只有在处于永久磁铁或电磁铁形成的磁场中时才具有磁性。 Other objects become magnetic only when in a magnetic field caused by a permanent magnet or an electromagnet. | ||
该改锥是由锥柄盖、空心锥柄、锥杆、锥杆套、永久磁铁和多个不同规格尺寸的改锥头组成。 It is composed of a taper shank cap, a hollow taper shank, an awl perch, an awl stem casing, a permanent magnet and screwdriver heads of different format dimensions. | ||
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