Nianpan floor, Nianpan outer ring were added to improve anti-wear protection plate rolling, grinding the material effects and the whole of life.
碾盘底板、碾盘外圈均加防磨护板提高碾压、磨削物料效果和整机的使用寿命。
2
He eventually hopes to use rock-cutting ROVs that will drive across the sea floor, grinding ore as they go and sending it to the surface via a tube at a rate of 400 tonnes per hour.
The property of it's surface layer of grinding-resistence paper is one of he fateful factors on the ratio of property to price of composite wooden floor board.