单词jumbo boom
un.: 前上桅支索帆横桁；隧道钻车臂网络: 重型吊杆；重吊杆；重荷吊杆
隧道钻车臂
前上桅支索帆横桁
Now the question is whether we can take the two excavators with your jumbo boom.
现在的问题是能否用你们的重吊杆搬这两台掘土机。
How many tons of cargo can this jumbo boom lift?
这台重吊能吊起多少吨货物？。