stroked crankshaft

... stroked crankshaft 改变行程的曲轴 ; 曲轴前端 Stroked Polygon 多边形勾边工具 stroked charactera 短划字符 ...

 left-hand crankshaft

... left-hand twine 顺拈 left-hand crankshaft 左旋曲轴 ; 左侧曲轴 ; 改变行程的曲轴 ; 左式曲轴 left-hand joint 左扣连接 ...