定額

pulleyの素材 [FY31018136685]

金属産業 機器 ball bearing below cable circle close up complexity construction crane dirty electric motor electricity elevator engine equipment factory freight elevator fuel and power generation heavy ideas industrial equipment industry iron large large build low angle view machine part metal mode of transport motivation nobody old oversized overweight part of picking up power power supply pulley rusty steel steel cable strength transportation turning vibrant color vitality wheel wire