... 永磁式扬声器:permanent-magnet loudspeaker,permanent-magnet speaker,PM loudspeaker 永磁皮带轮:permanent magnet pulley 永磁合金钢:constant magnet alloy steel ..
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Put pulley and rotor of the centrifugal together and made full use of magnetic field, the centrifugal permanent-magnet direct-current generator reduces the cost.
离心式永磁直流发电机把皮带轮与离心式转子设计为一体,磁场得到了充分利用,降低了成本。
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