aspirator造句

1、And this suction aspirator is applicable to clearing up cottonseed in oil plants.
该风选器适用油脂工厂对棉子的清理。

2、To Clean : Rinse the aspirator in warm soapy water before first use and after every use.
每次使用前后都要用温肥皂水清洗。

3、Fume aspirator with control pedal to operate at test end.
在实验的最后操作具有控制踏板的烟雾吸气器。