用于打钻墙壁锚栓孔的电钻。
本文采用可靠性技术，对某种栓孔间距进行了统计分析，从而为进一步研究栓孔间隙对连接件疲劳寿命的影响及对整机寿命的影响，提供了可靠的数据支持。
The statistic analysis of the space of bolt joints in this paper provides reliable data for the further study of the effect of the bolt-hole clearance on complete machines.
该事故传感器具有至少一 个孔，该孔具有一在一作为固定装置的、弹性地构成的套筒中的栓。
The accident sensor has at least one hole which has a bolt in an elastically designed sleeve as the fastening means.
本实用新型的构成包括：设置有底座的支撑架、通过可径向穿过其一端安装孔 的固定栓与所述的支撑架固定为一体的空心标杆；
The utility model comprises a support frame provided with a base, a hollow field rod fixed integrative with the support frame through a fixed bolt capable of passing through one end mounting hole;
本实用新型的构成包括：设置有底座的支撑架、通过可径向穿过其一端安装孔 的固定栓与所述的支撑架固定为一体的空心标杆；
The utility model comprises a support frame provided with a base, a hollow field rod fixed integrative with the support frame through a fixed bolt capable of passing through one end mounting hole;
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