求翻译：5、风叶材质。后向风叶和涡轮风一般采用铝合金材质，前向风叶多采用塑料，塑料风叶制作简单，且运转噪音较低。千叶风叶一般为钢板外表喷涂涂料制造，深箱型吸油烟机多采用这种结构，也能达到高风量、高风压、低噪音的要求，输入功率一般在120W至200W之间。是什么意思？

5, fan material. After the wind turbine to the fan and the general use of aluminum alloy material, prior to use more plastic fan, plastic fan made simple, and low noise operation. Chiba fan spray coating is generally made for the steel surface, deep box type hood and more use of this structure can a

5, wind material. After wind turbine blades and General made of aluminum alloy material, the former to use more wind-plastic, plastic blades producing simple, and low noise operation. China's 1000 wind plate appearances in general for spraying paint manufacturing, deep-box-type cooking hoods more us

5th, wind leaf material quality.The latter windward leaf and the turbine wheel wind use the aluminum alloy material quality generally, the first windward leaf uses the plastic, the plastic wind leaf manufacture is simple, also the revolution noise is low.Thousand wind leaves generally for the steel

5, fan blade material. Back to blades and turbine wind generally uses aluminum alloy material, first wind of the use of plastic, plastic blades made simple, and the low running noise. Chiba fan General exterior spray coating for steel plate manufacturing, deep box-range hood-this structure, achieve

5, fan material. After the wind turbine to the fan and the general use of aluminum alloy material, prior to use more plastic fan, plastic fan made simple, and low noise operation. Chiba fan spray coating is generally made for the steel surface, deep box type hood and more use of this structure can a