handbook / ‘hændbuk / n.手册，便览，指南

h___n.手册,便览,指南

手册；指南 n.

手册,指南

Each handbook shall have a log of revisions or effective pages. 每本手册应有修订记录或有效页。

A、 Each revision and the effective page should be logged in the logbook.
B、 Only the effective revisions pages need to be recorded in the manual.
C、 Each manual shall have a record of revisions or effective pages.