delivery tension roll

例句：

1. 1. The delivery pressure roll is essential for the smooth operation of the packaging machine.
   交付压力滚轴对于包装机器的顺畅运行至关重要。
2. 2. The delivery pressure roll is responsible for ensuring that the package is securely sealed before it is delivered to the customer.
   交付压力滚轴负责确保在交付给客户之前，包裹被安全密封。
3. 3.The delivery pressure roll plays a crucial role in reducing the weight and size of the packages, which in turn saves on transportation costs.
   交付压力滚轴在减少包裹的重量和尺寸方面起着关键作用，从而节省了运输成本。