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機械工程

Construction site with multiple yellow excavators and surrounding nature
Yukihiro

Yukihiro

Construction site at night with machinery and workers
@sakuwo390

サクヲ

Overhead view of a factory interior showcasing complex piping and machinery
@20230909

oc

Interior view of a steam locomotive control panel
@meme87_x

meme87_x

Construction site featuring a drilling rig and heavy machinery
mumei ksm

mumei ksm

View from beneath an aircraft inside a hangar showcasing the fuselage and wings
Ryota

Ryota

Image showing complex industrial equipment with a red bus in the foreground
@_toki_photograph

季

Close-up of an old machine showing metal components and pipes
eriko

eriko

Detailed and intricate structure of a mechanical component in black and white
eriko

eriko

Yellow excavator working at a construction site with a pile of white gravel
Yuzurigima

Yuzurigima

Interior of a factory with gauges and valves
RYUURI

RYUURI

Construction site with drilling machines and yellow columns
@cizucu77

TakaBo-