機器
apprentice
apprenticeship
asian
carpenter
construction
craftsperson
discussion
drill
education
effort
engine
engineer
engineering
equipment
factory
gear
glove
hole
industrial
industry
job
machinery
machining
man
manufacture
manufacturing
mechanic
mechanical
occupation
part
person
production
professional
skill
steel
straight
teamwork
technical
technician
technology
tool
training
vietnam
woodwork
work
worker
working
workshop
定額
Asian apprentice young engineer discussion with technician on the job, Studying machine maintenance for drilling holes in wood. Skill in the working job of mechanical engineering concept.の素材 [FY310211857126]
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