Engine borescope experience is preferable.

有发动机孔探经验者优先。

youdao

With a borescope or, preferably, a video stick like my Pro-Vision camera, you can see close up and from many angles.

用管路镜(内窥镜)或强烈推荐的视频棒如我的PRO - Vision摄像头，你可以从多角度看到放大近影。

youdao

BORESCOPE, An electro-optical device for looking at internal parts of an engine through holes in the engine. (borescope ports)

孔探仪， 用于通过发动机内的孔（孔探口）观察发动机内部件的电光设备。

youdao