产品特点：弹性极佳，控球稳定，手感清晰，近台攻球凌厉、中台鞭打有力，其各项性能指标均达到世界一流水准。
Specifications: good spring, stable control, good hand feeling, strong closer and middle attack, all function are based on the world top quality standard.
本实用新型仅用红、黄、绿三 种颜色，三台灯具就能为进近中的飞行员提供七种更加精密的进近坡度范围 指示。
The utility model can provide seven more precision indication of airfield approach gradient range for pilots on the basis of only three colors of red, yellow, green and three light fixtures.
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