ventilating fan

常见例句

Electric Fan, Powerful fan, Ventilating Fan, etc. are our main products.
电风扇，强力风扇，换气扇等，是我们主要的产品。
A ventilating fan, a lighting lamp, a diving circulating pump and an automatic thermostat are arranged in the box body. A bonding type thermometer is arranged on the box wall.
箱体内还设有排风扇、照明灯、潜水循环泵、自动恒温器，箱壁上设有粘贴式温度计。
ip.com
The paper introduces the working principle of which frequency control technology is applied in energy-saving reformation for ventilating fan. The frequency control system was designed in detail.
介绍了利用变频调速技术对通风机进行节能改造工作原理及系统设计。