This safety sheet compiles safety precautions on handling, using, and disposing hub blade.
本说明书编写操作、使用和处理集线器刀片的安全预防措施。
The three bladed Warp Drive composite propeller was mounted between the two halves of its clamshell hub and the initial blade Angle was set.
三刀刃综合经驱动器螺旋桨展开之间的两半，其翻盖式枢纽的地位和初步的叶片角度定。
These turbines are equipped with a number of new features: an optimized blade design with a spoiler extending down to the hub, and a pre-cast concrete base.
这些风机有很多新特征，一种优化的叶片设计，带有后部的襟翼向轮毂扩展，预浇注的混凝土基础。
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