drillers in this unit group operate mobile drilling machines to bore blast holes in open-pit mines and quarries and to bore holes for blasting and for building foundations at construction sites.

该项中的鉆探工人操作移动鉆孔机实施露天矿和采石场的鉆孔爆破以及建筑工地的建筑物基础设施的爆破工作。

business involves drilling deep shaft machine, die type deep hole drilling machines, deep hole drilling machine ring modes, gantry deep hole drilling machines and deep hole drilling tools, etc.

公司业务涉及轴类深孔鉆机床、模具类深孔鉆机床、环模类深孔鉆机床、龙门式深孔鉆机床和深孔鉆刀具等；

the use of the tapping chuck is particularly advantageous when working with the quick change system on drilling machines that allows to drill and tap in the same position without centring again.

另一优势的体现在这种快换的装置允许在同一个位置上鉆孔或者是攻丝，不需要再做中心的调整。

the cooling pump finds its extensive application in circulating cooling of lathes, grinding machines, milling machines, drilling machines and other machineries.

该产品广泛应用于车床、磨床、铣床、鉆床及机械设备的循环冷却泵。

then the comprehensive evaluation and gradation of drilling machines are carried out on the basis of the detection data analysis and expert experiences.

依据检测数据分析和专家经验，对鉆机等级进行综合评判和分级。

the drilling is performed by automated drilling machines with placement controlled by a drill tape or drill file.

该机由自动打孔机和位置控制或磁带演练演练文件。

dear sirs, we wrote a letter to you on 17th august to confirm having received your order for 10,000 sets or drilling machines type 368 and me.

亲爱的先生，们已于8月17日给您去函，确认已经收到您所订购的10，000台（套）或368型鉆床的订单。

may operate air-track, rotary, down-the-hole or other drilling machines to drill blast holes or may direct drilling of blast holes.

操作空气运作轨道，旋转，向下鉆孔机或其他鉆探机鉆爆破洞或直接鉆爆破洞。

offer drilling machines all-round and high-precision comprehensive technical support and solutions, and answer all your questions about drilling machines.

为鉆机提供全方位、高精度的综合技术支持和解决方案，解答您对于鉆机的一切疑问。