機器
capacity
chemical
chemistry
company
complex
device
distillation
economy
elastomer
energy
engine
equipment
extracting
factory
gas
heat
heavy
industrial
industry
laborer
machinery
manufacture
metal
oil
organic
petroleum
pipe
plant
plastic
polymer
polymerization
power
producing
production
rubber
russia
steel
structure
synthesis
synthetic
tank
technical
technique
thermoplastic
tower