The output end of the double drill shaft is provided with a boring clamp. and the input end of the double drill draft can be in sliding and matching connection with the coupling.
该双头轴输出端配设有钻夹，双头轴的输入端能与联轴器相滑动配套连接；
The main Problems with designing the flexible shaft on a screw drill are strength check and interference calculation.
螺杆钻具挠性轴设计中的两个主要问题是强度校核和干涉量计算。
This paper analyses the influence of excentric shaft connection on force case of drill tool, and discusses the causes of drill tool failure.
文中分析了使用偏轴接头对钻具各部分受力情况的影响及导致钻具失效的原因。
The small metal shaft will be removed, and I ll drill a hole to accept the radar shafts.
小金属轴将被删除，我会钻一个孔，接受雷达轴。
A special drill is being sent to the copper and gold mine in northern Chile to dig a new shaft and get the miners to safety.
目前，智利北部这座铜金矿已经部署了新的钻孔机，挖掘出新的隧道使这些矿工安全获救。
By the action of high roatry speed, excentric shaft connection intensifies the fatigue failure of drill tool.
为了达到较好的防斜目的，必须增大钻进时钻头的转速，在高转速的作用下，偏轴接头加剧了钻具先期疲劳失效。
In this step, work to drill for the pipe of a propeller shaft or a rudder.
在这个步骤中，演练工作，为管道的传动轴或舵。
The sequence of excavation for the shaft of diversion system at Pushihe storage power station is to excavate the pioneer well used by back well boring machine, then by hand air drill to expand it.
蒲石河抽水蓄能电站引水系统中的竖井开挖，拟采用反井钻机进行导井开挖，人工手风钻钻孔扩挖的方式施工。
A clamping center Angle and the sharp Angle center of the clamped drill are positioned on the same shaft center, and the gauges are provided with indication graduations.
其实质是该磨钻头活动卡规是由主卡规和副卡规构成，卡心角与被卡钻头的锋角心位于同一条轴心上并在其卡规上设有指示刻度。
The engineer in charge of the rescue operation said a more powerful drill would be needed to dig a new shaft at the San Jose gold and copper mine, and the dig would take at least 120 days.
负责营救任务的工程师表示，他们将用重型钻孔机在圣何塞金铜矿开挖一个新矿井，而开挖工程至少需要120天。
The options include enlarging the drill hole or digging a new shaft.
现在的方案有两个：一是扩大现有的通道，二是钻一个新的通道。
The drill may have hit a sealed shaft, away from the miners.
钻孔机在一个密封的通风管道前受阻，而这个管道离矿工们还很远。
On the contrary, the back well drill method is from bottom to top, which is suitable for the small inclined Angle, but not for the large shaft section.
反井法施工斜井为自下而上进行，适合倾角不大的斜井施工，但不适宜运用于断面较大的斜井。
The tools introduced include drill, millstones, reamer, grinding head, grinding wheel, grinding shaft.
主要介绍的工具有：钻咀(头)、磨盘、铰刀、磨头、磨轮、磨轴。
Application: Main shaft of machine tool, auto steering structure, main shaft of lathe, grinder, milling machine, drill press, water power dynamotor, tower crane, screw shaft and so on.
应用领域：车床，磨床，轧机，钻压机，水力发电机，塔吊，螺杆轴的主轴，汽车转向装置等。
Application of inverse well drill will permit quick and safe excavation of pilot shaft.
应用反井钻机开挖导井可达到快速安全的效果。
Hollow shaft type high pressure cooling system is used to solve the problem in deep drilling, as well as gun-drill with open groove, proper cutting consumption and single tool withdraw are applied.
笔者主要阐述了数控深孔钻床在使用枪钻进行深孔加工时工艺参数的选择，寻求最佳加工性能，以求达到快速加工、提高效率的目的。
Hollow shaft type high pressure cooling system is used to solve the problem in deep drilling, as well as gun-drill with open groove, proper cutting consumption and single tool withdraw are applied.
笔者主要阐述了数控深孔钻床在使用枪钻进行深孔加工时工艺参数的选择，寻求最佳加工性能，以求达到快速加工、提高效率的目的。
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