Between the motherboard of engine room and upper tower, each section of tower, tower is connected with conduction joint except for its own bolt union.
机舱底板与上段塔架之间、塔架各段之间、塔架除本身螺栓连接之外还增加了导体连接。
Bolt from the blue: Seen from the Hancock Tower, lighting strikes both the Willis Tower, right, and the Trump Tower in downtown Chicago as a severe storm rolls through the region last night.
突如其来：芝加哥市中心昨天遭遇一场暴风雨，从汉考克大厦看出去，闪电刚好同时击中威利斯大厦(右)和川普大厦。
Lightning streams across the sky towards downtown last night as one bolt appears to strike the Willis Tower, left, once again.
从另一边看，云层中穿出的闪电又一次击中了威利斯大厦(左)。
Some standards on the selection of skirt material and anchor bolt material in tower design were compared, and some Suggestions were put forward.
对各标准中有关塔器裙座和地脚螺栓材料选用的内容进行了对比，并提出了自己的观点。
The bolt fastening metal structure of tower crane and pin structure without deformation, no weld crack.
塔吊的紧固金属结构的联接螺栓和销轴，结构件不得有变形，焊缝不得有裂纹。
Stop bolt is designed to fix the inner parts on the cover of the tower. This design has not only little effect on the freedom of the inner axes, but also prevent the rotation of circular rotation.
设计了定位销，将内件镇定在塔盖上，既不影响内件轴向自由，又完全阻止了周向旋转。
A valve body is connected with a tower cover through soft seal, and pressed by a bracket through a bolt. The valve rod, the tower cover and a gland are pressed and sealed by filler.
阀杆、塔型盖、格兰通过填料压紧密封，阀杆与执行机构通过固定于支架上的推力螺母实现上下运动。
Every driver of the tower crane in the shift, to check the position of the screw bolt fastening connections, if loose, exceptions should be timely fastening.
每天塔机司机在交接班的时候，要检查各连接部位螺栓的紧固情况，如有出现松动等异常应该及时紧固。
Remember the lightning bolt at the clock tower?
还记得电击钟塔吗？
The bolt of tower crane was suddenly fractured after operating for one year.
某塔吊服役仅一年，塔吊螺栓就发生突然断裂。
The bolt of tower crane was suddenly fractured after operating for one year.
某塔吊服役仅一年，塔吊螺栓就发生突然断裂。
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