鉄パイプの手すり|クランプのサビを確認する作業員
Palabras clave
construction,
piping,
rail,
architecture,
scaffold,
rail,
joint,
construction site,
rust,
rust,
clamp,
construction site,
construction industry,
site,
metallic,
fixing,
building trade,
safe,
copy space,
dangerous,
people,
civil engineering,
working man,
open air,
workwear,
japanese,
man,
work,
green,
attention,
hand,
glove,
checking,
affirmation,
degradation
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