stuffing box compensator

例句：

1. 1. The engineer designed a new stuffing box to improve the efficiency of the machine.
   工程师设计了一个新的填充物盒，以提高机器的效率。
2. 2. The compensation box was used to compensate for the loss of data during transmission.
   补偿箱被用来在传输过程中补偿数据的损失。
3. 3. The packing box was used to protect the fragile items during transportation.
   包装箱被用来在运输过程中保护易碎物品。