fixed quantity feeder

例句：

1. 1.The fixed quantity feeder is used to control the amount of material being fed into the machine.
   固定定量给料机用于控制将材料送入机器的量。
2. 2.The fixed quantity feeder ensures that the machine operates efficiently and consistently.
   固定定量给料机确保机器高效且一致地运行。
3. 3.The fixed quantity feeder has been proven to improve productivity in the manufacturing industry.
   固定定量给料机已在制造业证明可以提高生产力。