機器
boiler
business
chemical
chemistry
control
device
engineering
equipment
factory
gage
gas
gauge
industrial
industry
instrument
lab
laboratory
manometer
manufacture
manufacturing
measurement
medical
metal
modern
pharmaceutical
pharmacy
pipe
pipeline
pipes
plant
power
pressure
process
processing
production
pump
research
science
stainless
steel
storage
system
tank
technology
temperature
tool
tube
valve
water
定額
industrial concept. equipment of the boiler-house, - valves, tubes, pressure gauges, thermometer. Close up of manometer, pipe, flow meter, water pumps and valves of heating system in a boiler room.の素材 [FY310182352388]
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