The fume can be greatly reduced through the reaction between water and the cone. 使水与雾状锥体相互作用能极大地减少切割烟尘。
The figure formed by a cone,bound or regarded as bound by its vertex and a plane section taken anywhere above or below the vertex. 圆锥体由或被认为是由其顶点确定的锥体和取自顶点以上或以下的横切平面组成的几何体。