upper (adj)

The roller tool is now ready to start beading the upper ribs.

They can roll against a track in the lower part and upper part.

The lower Timing Belt moves the slide shown in the picture, the upper belt moves the second slide.

obenliegend (z.B. Welle) (adj)

上面的 (adj)

高架（竖井） (adj)

superior (adj)

superior (eje) (adj)