mould lifting

例句：

1. 1. The engineers were busy mould lifting during the construction phase.
   工程师们在建设阶段忙于模具搬运。
2. 2. The company's new production line is designed to improve mould lifting efficiency.
   公司的新生产线旨在提高模具搬运效率。
3. 3. During the molding process, the mould lifting equipment must be carefully controlled to prevent damage.
   在成型过程中，必须小心控制模具搬运设备，以防止损坏。