The Russians who cleaned the Embassy simply unscrewed the bolts(which were well oiled)on the security door lock and walked straight in.
负责打扫使馆的俄国人只需打开安全门上的紧锁螺栓（上过不少油），即可径直进入机房。
By adopting some technology of advanced detection, adding temporary invert, sleeve valve pipe and lock foot bolts, the construction of the tunnel is completed safely and successfully.
暗挖区间隧道通过采用超前探测、增设临时仰拱、袖阀管、锁脚锚管等技术措施，安全、顺利完成了北四环路和北辰桥段的施工。
Lock the mounting bolts according to the torque marked in the catalogue.
安装螺丝的扭力，请严格遵守目录所标示的扭力。
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