air filter casing的意思|示意

The utility model relates to an improved air purifier, comprising a casing (2), a filter (3), an exhaust blower (4), a high voltage power supply (5) and other parts.

本实用新型是一种改进后的空气净化器，是由壳体(2)，滤清器(3)，抽风机(4)和高压电源(5)等部件组成。

The utility model relates to a filter-element of air-filter comprising casing, central shaft and folding filter-paper.

本实用新型涉及一种空气过滤器滤芯，由壳体、中心轴和折叠式滤纸组成。