The three bladed Warp Drive composite propeller was mounted between the two halves of its clamshell hub and the initial bladeAngle 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。
2
The NTSB found that the flight crew would have been unable to perceive any problem with the airplane until the propellerbladeAngle was between 24 and 26 degrees.