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DIY Self-assemble UFO Spin Suspension Steam Engine Metal Engine Model Education Toy with Boiler and Alcohol Lamp Features: .The flying saucer ...

All-metal Horizontal Single Cylinder DIY Steam Engine Stem Model Set A steam engine is a heat engine that performs mechanical work using steam as i...

Multi Stage Steam Turbine Physics Equipment Demonstration The steam turbine is a multi-stage steam turbine model. The cylinder of the multi stage s...