a one line telephone means 1 person can talk at a time and a 2 line telephone means 2 separate people can talk at the same time in the same house
Usually - telephone refers to a 'fixed-line' telephone (like the one you have at home). The term cellphone is used to describe a mobile phone - ie - one you can carry with you wherever you go.
There is no difference...same thing
Interval
The Contour Interval.
A line goes on forever, a line segment starts somewhere and ends somewhere
Several, but the most basic one is that a field telephone is actually a landline where the phones must be wired together to communicate.
The difference in elevation between one contour line and the next is called relief. Hope this helped. ;)
contour interval
latitude and longitude
There are a few differences between refinancing and a home equity line of credit. One difference is that the interest rate on a refinanced mortgage is generally lower than the interest on a home equity line of credit.
A symmetrical shape is said to have line symmetry. A shape that has line symmetry can have one or more lines of symmetry
one is straight and one is curved simple