Polymethyl Methacrylate 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。
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。
Called the Air Umbrella, the concept removes the plastic top from the umbrella and replaces it with a wind shield.
这款新伞叫做空气伞，它移除了传统的塑料伞盖，取而代之的是一个风力屏障。
Called the Air Umbrella, the concept removes the plastic top from the umbrella and replaces it with a wind shield.
这款新伞叫做空气伞，它移除了传统的塑料伞盖，取而代之的是一个风力屏障。
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