利用磁与机械力的转换特性，进行了稀土永磁起重吊的研究和设计。
According to the characteristic of transfer of magnetism and mechanical force, rare-earth permanent magnetic lifter was studied and designed.
永磁吸吊器是起重工具的一种。
Magnetic suction lift device is a suction lift of a lifting tool.
永磁吸吊器是起重工具的一种。
Magnetic suction lift device is a suction lift of a lifting tool.
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