The pull rod is screwed into the inside thread of the anchor head.
将拉杆旋入锚头内的丝扣.
辞典例句
However, the internal behavior of the anchor head cannot be analyzed through experiment.
然而, 锚具内部的力学性能并不能通过实验来分析.
互联网
The anchor head is driven into the ground to the required depth.
锚头被钻入地下,直至所需深度.
互联网