When normally driving the driver can reversely rotate the motor rotating shaft to drive the wind shield to retract into the interlayer of the roof .

正常驾驶时，把电机转轴反转，带动 挡风 板缩入车顶夹层内便可。

Polymethyl Methacrylate ( PMMA ) has been widely used in the wind shield of aircraft because of its excellent transparency and strength .

有机玻璃材料由于具有较好的透光性和足够的结构强度而广泛应用于飞机座舱 盖、 风挡等 结构中。

Analytic Design of a Bus Cylindrical Windshield and the Application of CAD ( Part ⅰ) CAD of Window of Wind Shield Glass for Big Bus

大客车柱面风窗解析设计及计算机辅助设计程序的运用（上）大客车 挡风玻璃窗的计算机辅助设计

This model also has a dual wind shield to reduce proximity effect .

这种模式也有双重 挡风 板，以减少邻近效应。

The vent and culvert on the wind shield of closeded body motorcycle can better the cooling effect ;

在车体封闭摩托车 风 罩上开风口、涵道增强冷却效果；

Because the dischargeable smoke cover of the utility model can steer with wind the utility model arranged on the top of the chimney can automatically shield from wind and sleet .

由于本技术的排烟 罩 随风转向，安装在烟囱顶部能自动防风遮雨雪。