demagnetisation

常见例句

• It shows hard , strong magnetism , stable temperature , uneasy demagnetisation and well anti-causticity .It is widely used in stationeties, motors, speakes and metal detectors, etc.
  其材质特点是硬而脆，磁性较强，温度稳定性好，不宜退磁，耐腐蚀性好。
• cyclic demagnetisation
  循环去磁
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