Now appears a sort of plastic expansion shell bolt, which has strong expansion anchor-hold.
为了解决这一问题，出现了一种具有强胀锚力的塑料胀壳式锚杆。
2
The device can guarantee the stress of anchor rope under designed stress all the time, and obtain the aim of protecting component in anchor-hold structure.
自保护装置能保证预应力锚拉构件上的应力始终不超过设计应力，达到保护锚拉构件不破坏的目的。
3
The mouse’s software has an “anchor” feature, to hold onto the line of text that is being read.