Torsion links connected at the upper end to a steering collar an

Torsion links connected at the upper end to a steering collar and at lower end to the shock strut inner cylinder transmit a turning moment supplied by hydraulically actuated steering cylinders (actuator).关于扭力臂的结构描述正确的是

A.扭力臂的下端连接转向凸缘圈，上端与减震支柱内筒连接

B.扭力臂的上端连接减震支柱内筒，下端与转向凸缘圈连接

C.扭力臂的上端连接转向凸缘圈,下端与减震支柱内筒连接

D.扭力臂的上端连接阻尼活门，下端与减震支柱内筒连接

正确答案是C