plunger type extruder

例句：

1. 1. The plunger type extruder is used for the production of plastic parts.
   注射器式挤出机用于生产塑料部件。
2. 2. This plunger type extruder has a high efficiency and can produce various shapes of plastic products.
   这种注射器式挤出机效率高，能生产各种形状的塑料制品。
3. 3. The plunger type extruder is widely used in the field of plastic processing industry.
   注射器式挤出机在塑料加工行业中得到了广泛应用。