single-beam electric hook crane

例句：

1. 1. This single-beam electrichook crane is capable of lifting heavyloads with ease.
   这台单臂电动吊车可以轻松地举起重物。
2. 2. Theconstruction site needed a powerful single-beam electric hook crane to move thelarge equipment.
   施工现场需要一台强大的单臂电动吊车来移动大型设备。
3. 3. Theengineer carefully selected the best single-beam electric hook crane for the job.
   工程师仔细挑选了最适合这项工作的单臂电动吊车。