bitumen
black
central heating
coal burning
coal mine
coal mining
coal plant
cube
dark
deposition
ecology
effect
energy
environment
fuel
gas
glove
hand
heaps
heat
hold
hot
industry
man
metallurgical
mine
miner
mineral
mining
plants
power
power station
production
resources
stone
trigger
underground
worker
定額
A miner's hand shows coal in a mine. The picture can be used to represent coal mining, an energy source, or environmental protection.の素材 [FY310140263523]
この写真素材のタグ
最近チェックした素材