The bell crank is attached to the universal joint, left and right tie rods, and to the trike frame. The bell crank assembly is shown below.
贝尔曲柄相连的万向节，左，右拉杆，并能三轮车框架。钟曲轴装配如下。
The bottom bracket axle is permanently mounted to the right hand crank and has splines for the left hand crank.
而中轴本身是和(安装大飞的)曲柄连为一体的。
The bottom bracket axle is permanently mounted to the right hand crank and has splines for the left hand crank.
而中轴本身是和(安装大飞的)曲柄连为一体的。
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