The MF voice coil is of copper-coated aluminium ribbon, expensively edge-wound over a polyimide former to increase sensitivity by maximising the amount of copper in the magnet gap.
中频音圈为镀铜铝带，在其聚酰亚胺成形品上有昂贵的饰边，尽可能加大铜在磁隙中的量来增加灵敏度。
An simple analytical computation formula is given for field signature of the shims to predict the field and phase perturbation according the shim position, size, thickness and magnet gap.
给出了波荡器垫补修正场的简单解析计算式，可根据垫片的位置、大小、厚度、磁极间隙等参数直接计算出对磁场及位相的修正。
At present, the company launched a new generation of magnet invisible gauze portiere, scroll type shower door, fills the gap in the market.
目前公司推出的新一代磁吸隐形纱门窗，卷轴式淋浴房门，填补了市场空白。
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