filtering area造句怎么写

Through arranging the air filtering screen with small occupied space and large air filtering area in the indoor unit, the utility model improves the performance of the air conditioner.

Features: small volume, light, easy to use, broad filtering area, low block rate, high filtering speed, no pollution, good heat stability and chemical stability.

The discharge of Kelly filter leaves were changed into leaf sandwic h discharging from the original discharge around the seams,it has also increased t he filtering area relatively.