機器
accessories
architecture
assembly
closeup
concept
construction
equipment
experience
factory
frequency
hand
helmet
industrial
industry
inspection
inspector
iron
job
joint
man
material
metal
non destructive testing
object
occupation
people
process
professional
protection
quality
quality control
repair
safety
skills
steel
structure
surface
technical
technology
testing
texture
tools
ultrasonic
ultrasonic testing
welder
welding
work
worker
workshop
定額
Checking defect in welded of steel add joint with process Ultrasonic testing (UT) of Non-Destructive Testing(NDT) at industrial factory.の素材 [FY310145721417]
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