[计] 生产线

[经] 生产流水线, 流水作业

[ noun ]
mechanical system in a factory whereby an article is conveyed through sites at which successive operations are performed on it
<noun.artifact>

assembly line \assembly line\ n.
A line of machinery, tools, and workers on which objects to
be manufactured are moved from one post to the next, where
different workers perform different steps in the
manufacturing process; called also {production line}. The
objects to be manufactured usually move on a form of conveyor
belt, which does not necessarily move only in a straight
line, but may continue around the factory area for some
distance.
[PJC]