任何瑕疵会投射出一个阴影，康耐视相机会探测到该阴影，这使得它可以探测出与管筒本身有同样颜色的物体。

Any undesired particles cast a shadow which is detected by the Cognex cameras making it possible to detect objects which are the same colour as the tube itself.

youdao

任何瑕疵会投射出一个阴影，康耐视相机会探测到该阴影，这使得它可以探测出与管筒本身有同样颜色的物体。

Any undesired particles cast a shadow which is detected by the Cognex cameras making it possible to detect objects which are the same colour as the tube itself.

youdao