dth hammer

 
  • 潜孔锤

DTH hammer的用法和样例:

例句

  1. The piston is an important part of high air-pressure DTH hammer.
    活塞是高风压潜孔冲击器中最重要的零件。
  2. It can direct design of large diameter DTH hammer and bit,improve application effect of DTH hammer.
    钻压大小等,这一规律的发现使潜孔锤与钻头达到了合理的级配,提高了能量利用率,从而提高了潜孔锤使用效果。
  3. The results indicate that although the impact frequency of DTH hammer decreased somehow, the impact power increased.
    结果冲击频率虽然有所下降,但其冲击功却有升高的趋势。
  4. With reference to the experiment results,the DTH hammer concentric simultaneous casing drilling tool is considered to have extensive applicati...
    结合实验结果,认为潜孔锤同心跟管钻具在卵砾石地层中具有广阔的应用前景。
  5. According to the exploration problems in an open-pit mine,a new drilling method using reverse circulation DTH hammer drill is put forward.
    针对露天矿钻探施工中存在的问题,提出了利用贯通式反循环潜孔锤进行施工的新方法。
  6. Transmission, built in the top drive power head, has two speed range? High and low. It can meet the requirements of both DTH hammer drilling and carbide bit drilling.
    动力头设有变速装置,有高低两个档次,以满足潜孔锤钻进及硬质合金回转钻进方法。

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