An instrument for drawing parallel lines, consisting of two or more rulers connected by jointed crosspieces so as to be always parallel, at whatever distance they are set.
平行直尺
Example sentencesExamples
This folding parallel ruler provides a fast, accurate method of drawing lines parallel to any reference line.
A parallel ruler was used to transfer angular bearings from prominent coastal features in georeferenced SAR images of various scales to the same features on outline maps.
Definition of parallel ruler in US English:
parallel ruler
nounˈpɛrəˌlɛl ˈrulər
An instrument for drawing parallel lines, consisting of two or more rulers connected by jointed crosspieces so as to be always parallel, at whatever distance they are set.
平行直尺
Example sentencesExamples
This folding parallel ruler provides a fast, accurate method of drawing lines parallel to any reference line.
A parallel ruler was used to transfer angular bearings from prominent coastal features in georeferenced SAR images of various scales to the same features on outline maps.