Use soft matting, wood or similar material as base for making up diamond or Polycrystalline diamond Compact (PDC) bits. Follow manufacturer's instructions on handling such equipment.
安装金刚石或PD C钻头时，钻头下面要铺上软席，木头或类似的材料。遵守制造商的指令操作此类设备。
The effects of addition of diamond on reinforcement and wear resistance of nickel base alloy was studied.
研究了添加金刚石对镍基合金的强化与磨损性能的影响。
The no. 50 diamond mine of Wafangdian diamond Company Ltd. is now the largest diamond production base in China.
瓦房店金刚石股份有限公司50号金刚石矿目前是我国最大的金刚石生产基地。
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