冠(guan)航鏈(lian)式(shi)吊(diao)索具細(xi)節圖(tu):
冠(guan)航鏈(lian)式(shi)吊(diao)索具結(jie)構圖:
冠(guan)航鏈(lian)式(shi)吊(diao)索具參(can)數表: