The utility model is fixed to the outside of the driving cabin or the compartment, and an air inlet of the driving room or the compartment is installed at a blade of the blower.
它由带进风口的护罩及安装在护罩内的空气过滤单元，电风机总成和控制部分组成。
2
At present, the part in the room has a transverse flow blower. Its noise comes from two aspects, one is air-flowing and the other is machinery vibration.
现有的空调器室内机中都有一个横流风机，它的噪音主要有两种：空气流动噪音和机械振动噪音。
3
Most of these microbes were originated from the indoor air of inoculating room, air-blower orifice and margin of the inoculating table.