hand drill

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。

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We can supply these tools for hand or drill operation.

我们可以为手钻或电钻操作提供这些工具.

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Secure the drill bit to a hand drill, and in a steady fashion, and maintaining a perpendicular angle to the skull, drill a burr hole is made through the out and inner tables of the skull.

然后将钻头固定到手钻上，并稳稳地和头骨保持一个直角，在头骨的外表和内表之间钻一个单洞。

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And on the other hand, drill pipes with low strength and optimum pretensioned torque and proper bending strength ratio should be selected, upset drill pipe should be used between drill collar and drill stem, and corrosion control and drill tools detection should be strengthened.

另一方面在保证提升能力前提下优先选用低强度钻杆，使用最佳预紧扭矩，选择合适的弯曲强度比，在钻艇和钻杆之间使用加重钻杆，控制腐蚀以及加强钻具的探伤与检验。

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A Multifunction Hand Electric Drill Control

多功能手电钻控制器

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Analysis of the key construction elements of HD-24 hydraulic hand drill

HD-24型手持式液压凿岩机结构要素分析

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The blocked pipes were redrilled by hand drill and the joint walls were immersed with pressure water while drilling.

针对不通管采用了手风钻补孔、钻时缝面进行压力水浸泡的工艺；

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The hand-operated multifunction electric tool is characterized in that the small and special electric machine can be connected with the drill chuck by hand to form the hand-operated electric drill.

其特征在于微特电机可以人为与钻夹头连接，便组成了手持式电钻；

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PORTABLE INSPECTION EQUIPMENT FOR RAPID MEASUREMENT OF THE EMITTANCE A Multifunction Hand Electric Drill Control

发射率ε手携式快速检测仪的研究多功能手电钻控制器

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A multifunction hand electric drill control using voltage negative feedback and current positive feedback, with protecting devices of current cut-off negative feedback, is proposed.

本文介绍的多功能手电钻控制器，采用电压负反馈、电流正反馈，并有电流截止负反馈的保护装置。

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Every time I cross the road when you are tight with my hand drill.

每当我过马路的时候你还是紧钻着我的手。

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Expect is more like a hand drill: You have to combine it with the right drill bit or driver bit or hole saw or other attachment to have it be useful.

Expect更像是一个手钻：您必须将其与合适的钻头，或者转换接头、孔锯，或者其他附件进行组合，才能真正实现它的用途。

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We are specialized in exporting power tools, hand tools, drill bits, car tools, garden tools, etc.

我司专业出口电动，手动工具，钻头组，汽车及园林工具等。

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It is forbidden to hold the work-piece by hand to drill holes. The work-piece must be fixed tightly in jaw vice or fixed it on the worktable with press plate.

禁止用手握住工件进行钻孔，应该把工件紧固在虎钳中或用压板固定在工作台上。

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A curve saw mounted on an electric hand drill is a hardware tool, and is composed of a shell, a handgrip, a transmission system, a saw blade and a base.

手电钻用曲线锯头是一种五金工具，由壳体、手柄、传动系统以及锯条和底座构成。

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On the other hand, straight-shank drills are held in a drill chuck that is, in turn, fitted into the spindle socket in the same way as tapered shank drills.

另一方面，直柄钻头用钻头卡盘夹住，接下来钻头卡盘则象锥形钻柄钻头一样安装在主轴轴孔内。

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The control proves to be mechanically strong and rigid by testing, and a hand electric drill equipped with it can be used as motordriven tap, wrench, screwdriver, etc.

经测试，机械特性硬，手电钻配上此控制器后，能作电动攻丝、板手、螺丝刀等作业，实现一机多用。

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I've been installing strap jacks this way for decades and it's second nature for me to use a hand drill and free-hand drill out strap jack holes.

我已经安装带插孔这样几十年，它的第二个性质对我来说，使用手钻和徒手演练了带杰克洞。

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Equipped with hydraulic holder and hand powered unscrewer, to untighen the drill rod easily.

附设液压夹持器,并配以手动御扣装置,使拆御钻杆更方便.

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