Two hook blocks—one on the main boom and one on the jib can be used to operate the crane.

两个吊钩块（一个位于主臂上，一个位于副臂上）可用于操作起重机。

It is the sturdiest crane of its type and has all the capabilities and adaptability of a fully mobile ring crane, including winches and cables, hook blocks, and a 360 degree slewing capability.

它是同类中最坚固的起重机，具有完全移动式环形起重机的所有功能和适应性，包括绞车和电缆、吊钩组以及 360 度回转能力。