钕铁硼瓦片的体积怎么算?比如:R40.95*45*30.6*3.2

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钕铁硼瓦片的体积怎么算?比如:R40.95*45*30.6*3.2钕铁硼瓦片的体积怎么算?比如:R40.95*45*30.6*3.2钕铁硼瓦片的体积怎么算?比如:R40.95*45*30.6*3.2照

钕铁硼瓦片的体积怎么算?比如:R40.95*45*30.6*3.2
钕铁硼瓦片的体积怎么算?比如:R40.95*45*30.6*3.2

钕铁硼瓦片的体积怎么算?比如:R40.95*45*30.6*3.2
照着尺寸 CAD图纸一画 就出来了啊