Question

Why do we need alphabet of lines in industrial drawing​

Answer 1

Line symbols used in technical drawing are often referred to as ALPHABET OF LINES. The use of line symbols enables engineers/designers to express features of designed products clearly and accurately.

Answer 2

Step-by-step explanation:

Technical drawings provide clear and accurate information how an object is to be manufactured. ... Line symbols used in technical drawing are often referred to as ALPHABET OF LINES. The use of line symbols enables engineers/designers to express features of designed products clearly and accurately.