Main blade grip 主旋翼夹片组件
main blade clincher link 主桨夹连接件
main rotor blade 主旋叶
main rotor blade area 旋翼桨叶面积
main saw blade 主锯片
With the main blade lifting screw, nut structure, stable and reliable.
主锯片升降采用螺杆，螺母结构，平稳可靠。
The main blade and the blade Angle secant Angle precision instrument by the visual display.
主锯片及割线锯片倾角由精密角度仪直观显示。
Under the protection of the main blade and the two auxiliary blades, the beginner who wears the shoes can freely stand and walk and can not fall over and be injured in ankle joints.
一支鞋在主刀和两把辅助刀的保护下，使初学者能够轻松的站立和行走，不会造成摔倒和踝关节损伤。
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