assembly_line has definitions from the field of work
1
[ noun ] (work) mechanical system in a factory whereby an article is conveyed through sites at which successive operations are performed on it

Used in print

(Robert A. Futterman, The Future of Our Cities....)

The appeal of the suburb is particularly strong for heavy industry , which must move bulky objects along a lengthy assembly_line and wants enough land_area to do the entire job on one floor .

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