gear tooth tangent micrometer

例句：

1. 1. The gear tooth is the part of a gear that engages with another gear.
   齿轮齿是与另一个齿轮啮合的齿轮部分。
2. 2.The gear tooth angle is the angle between the teeth of the gear.
   齿轮齿形角是齿轮齿之间的夹角。
3. 3. The gear tooth tangent is the line connecting the center of the gear to the point where the teeth intersect.
   齿轮齿形切线是连接齿轮中心和齿交叉点之间的线。
4. 4.The gear tooth radius is the distance from the center of the gear to the point where the teeth intersect.
   齿轮齿半径是从齿轮中心到齿交叉点的距离。
5. 5.The gear tooth radius micrometer is a tool used to measure the radius of the gear tooth.
   齿轮齿半径微米计是一种用于测量齿轮齿半径的工具。