1.
The engagement of gear teeth.

啮合齿轮的互相咬合
2.
final drive with external gear

外啮合齿轮最终传动
3.
quiet internal gear pump

低噪声内啮合齿轮泵
4.
one-flank gear rolling tester

单面啮合齿轮检查仪
5.
constant mesh gear box

固定啮合齿轮变速箱
6.
do-engaged constant mesh gears

齿轮离合器接合(的)常啮合齿轮
7.
One cog-wheel engages with another.

一齿轮与另一齿轮啮合.
8.
straight spur gear-on-gear pump

圆柱直齿[外啮合]齿轮泵
9.
A small cogwheel that engages or is engaged by a larger cogwheel or a rack.

小齿轮,齿杆啮合大齿轮或被大齿轮或齿条啮合的小齿轮
10.
internal spur gear

内啮合圆柱齿轮,直齿内齿轮
11.
gear single flank rolling tester

齿轮单面啮合检查仪
12.
Gears that are not meshing properly.

没有很好啮合的齿轮
13.
gear two flank rolling tester

齿轮双面啮合检查仪
14.
dual flank gear rolling tester

双面齿轮啮合检查仪
15.
bevel gear mesh adjusting gasket

锥齿轮啮合调整衬垫
16.
The two cogwheels are engaged.

这两个齿轮啮合在一起。
17.
gear meshing error meter

齿轮啮合误差测量仪
18.
gear wheels that mesh in the same plane.

啮合在同一平面的齿轮。