extension rule

extension rule

A rule containing a calibrated sliding insert which may be extended.
References in periodicals archive ?
116 tatra tasyeva), and points out that interpretation of the extension rules crucially depends on this distinction.
To investigate the extension rules of slits, it is firstly needed to determine the conditions under which slits extend, that is, the extension criteria of slits.
And a previous zeal to end the blight of backyard planning has turned to silence over the loosening of protection on the green belt and the relaxation of home extension rules.
Extension rules are used to measure closed-in areas such as doorways and window frames where a regular folding rule will not work.
Online DRC supports width, spacing, surround, overlap and extension rules, and there is no limit to the number of rules that can be set.