Выражение встречается в следующем контексте. Это кусок описания работы МФУ, этап вывода листов.

There are two sorting methods, which are a bin sorting method, which includes multiple bins, for distributing output sheets to the respective bins, and a shift sorting method, which includes an electronic sorting function, for distributing output sheets for each job by shifting bins (or trays) in the back-to-forth direction, whereby sorting can be performed.

Заранее спасибо!