1.The wings are driven by a crankshaft that is connected to a gearbox.
机翼由连接着齿轮箱的机轴驱动。
2.This gearbox was further enhanced by the option of a pneumatically actuated gear change system developed by Megaline.
选择麦格拉研发的气动驱动的齿轮更换系统进一步加强了这个齿轮箱。
3.The blades will attach to a drivetrain that does away with many of the moving parts, including the gearbox, that are prone to breakage and energy loss.