high strength long bolt 高强度长螺栓
a high strength long bolt 高强度长螺栓
long iron door bolt 长铁门闩
long-short bolt 长短锚杆
long thread bolt 长螺纹螺栓
long rope bolt 长锚索
Long Screw Bolt 长螺栓
long auger bolt 地脚螺栓
I used a long bolt as a shaft, and the end of the spool is held on with a nut.
我用很长的螺栓作为骨干,并在年底举行的阀芯是一个螺母。
The bolt improves the stability of the surrounding rock. The reinforcement effect of the long bolt is better than that of the short bolt.
锚杆使得围岩的稳定性大大提高,且长锚杆的支护效果要优于短锚杆。
Secondly, the design of two typical joint of the mega frame, the joint of outrigger to super-column and the long bolt joint of the belt truss, were checked.
介绍了基于性能的节点设计原则,研究了伸臂桁架与巨型柱连接节点、环带桁架螺栓拼接节点两类典型节点。
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