GCT-A手shou拉la小xiao車che以yi手shou鏈lian驅qu動dong,行xing走zou於yu工gong字zi鋼gang軌gui道dao的de下xia翼yi緣yuan上shang。將jiang手shou拉la葫hu蘆lu配pei掛gua於yu行xing車che下xia部bu組zu成cheng行xing走zou型xing的de手shou拉la葫hu蘆lu可ke安an裝zhuang於yu直zhi道dao或huo彎wan道dao單dan軌gui架jia空kong運yun輸shu線xian上shang或huo手shou動dong單dan梁liang橋qiao架jia懸xuan臂bi式shi起qi重zhong機ji上shang。