Simple is clear, not confusing. The last thing in the world you want in a technical drawing is clutter or anything distracting. You want for anybody to understand what is going on without further explanation.
A technical drawing is drawn precisely to a scale. Measurements taken from the drawing can be scaled up to produce or build a full size structure or machine, etc. A freehand drawing could be a simple sketch, detailed drawing, rough doodle, of a subject and is classed as a picture.
If you like someone's drawing, they can draw, and if you don't, they can't. Simple as that! And that simple belief is able to ruin your dreams about drawing.
A "Portfolio".
simple
The concept of an aircraft drawing could be for several different reasons. It could be a simple work of art to showcase the aircraft, or a very detailed guide to understanding the parts and functions of the aircraft. It could explain how it functions, what it is made up of, how to repair certain parts.
You can use "Board Drawing" from http://drawing-tools.110mb.com/
manipulating data in table
Paint
A cow that is simple, in what it eats and in colour. Usually this is mostly in reference to drawing cows, where all you're doing is drawing the actual cow, but not colouring or shading in any details.
To create a simple and easy drawing of a person, start by sketching basic shapes for the head, body, and limbs. Add details like facial features, hair, and clothing using simple lines and shapes. Practice drawing different poses and expressions to improve your skills.
Lettering can be classified into three main categories: serif, sans-serif, and decorative. Serif lettering features small decorative flourishes at the ends of letter strokes, whereas sans-serif lettering has a clean, simple design without these embellishments. Decorative lettering includes a wide range of artistic styles from calligraphy to graffiti.
simple sketchily drawing to represent functional, orientation to the natural environment, relationship between spaces of project. to use drawing as tool for thinking design by simple diagram...