80t 吊车 主臂起重性能表 工作半径 (m) 吊臂长度 (支腿全伸 ) 吊臂长度 (不伸支腿 ) 12.0m 18.0m 24.0m 30.0m 36.0m 40.0m 44.0m 12.0m 2.5 80.0 45.0 15.0 3.0 80.0 45.0 35.0 15.0 3.5 80.0 45.0 35.0 15.0 4.0 70.0 45.0 35.0 11.7 4.5 62.0 45.0 35.0 27.0 9.5 5.0 56.0 40.0 32.0 27.0 8.0 5.5 50.0 37.0 29.2 27.0 22.0 6.8 6.0 45.0 34.3 27.2 25.0 22.0 5.8 6.5 39.4 31.5 25.3 23.2 22.0 18.0 5.0 7.0 35.6 29.1 23.7 21.5 20.3 18.0 4.3 8.0