Large round-topped deciduous tree with spreading branches having narrow falcate leaves with deeply sinuate lobes and wood similar to that of northern red oaks;

一种形体大，顶部圆形的栎树，树枝伸展，叶薄，叶片具深波状边缘，木材类似于北方红栎；

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In this arrangement, the CAM lobes push against round metal cylinders called CAM follower.

在这种布置中，凸轮凸角推动凸轮挺杆。

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