Professional engineer or technician worker man stand with arm-crossed in front of electric train
Wide shot of engineer worker woman sit and hold drawing paper to discuss with technician man
Portrait of professional engineer or technician workers man and woman look at camera with arm
Vertical image of technician worker or engineer man try to explain the data on paper that he carry
Professional engineer or technician worker man hold walkie talkie and archboard stand in front
Two engineer or technician workers man and woman discuss together using drawing paper
Pretty engineer or technician worker woman hold tablet with green screen and look at camera
Back of technician or engineer worker woman use walkie talkie point to her co-worker during work
Professional engineer man point to electric train in the back and discuss with factory worker
Train factory workers man and woman that one hold document pad discuss about the project
Technician worker or engineer man try to explain the data on paper that he carry to his co-worker
Professional technician or engineer workers man and woman stay in front of electric train
Two engineer or technician workers man and woman discuss together using drawing paper
Close up professional engineer or technician workers man and woman concentrate to look the data
Close up engineer or technician worker woman hold tablet with green screen and look at it
Close up professional engineer or factory technician worker man and woman shake hands for success
Technician or engineer worker man hold walkie talkie to contact with team member or staff
Two professional engineer or technician workers man and woman discuss with drawing paper
Portrait of engineer or technician worker man hold walkie talkie and archboard also look at camera
Professional engineer or technician worker man hold walkie talkie and archboard stand in front
Wide shot of two professional engineer or technician workers man and woman discuss with drawing
Professional engineer or technician stand in front of electric train and write the data on paper
Professional engineer or technician stand in front of electric train and write the data on paper
Vertical image of professional engineer or technician worker woman stand with arm-crossed in front
Professional engineer or technician sit in front of electric train and write the data on paper
Technician or engineer worker man hold walkie talkie to contact with team member or staff
Professional engineer or technician worker woman point to archboard to discuss with co-worker man
Profession engineer or technician worker use walkie talkie to contact with co-worker or team staff
Side view of train factory workers man and woman discuss about work in workplace of maintenance part
Professional technician worker man stand and talk about work to engineer or coworker woman in front
