• This paper discusses the performance and application of natural abrasive such as diamond, corundum, garnet, quartz, flint, pumice, diatomite, hematite and perlite.

    本文介绍天然金刚石、天然刚玉石榴石石英燧石浮岩硅藻土赤铁矿、珍珠岩天然磨料性能特点应用

    youdao

  • This paper discusses the performance and application of natural abrasive such as diamond, corundum, garnet, quartz, flint, pumice, diatomite, hematite and perlite.

    本文介绍天然金刚石、天然刚玉石榴石石英燧石浮岩硅藻土赤铁矿、珍珠岩天然磨料性能特点应用

    youdao

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