Profesor se studenty a profesor - Stock fotografie a obrázky

Showing a flexible material

Teacher showing material to students

People looking at brass object

Teacher and students looking at science experiment

Technology students with teacher

Technician showing machinery to trainee

Students looking at factory equipment

Laboratory personnel working and lab

Man showing how to work to apprentices

Students and teacher stood around scale model

The sample result and work

Teacher showing students the functioning of a system

Students watching instructor use drill

Mature male scientist in his lab

Workshop and mature male