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Feature: 1. Multistage Model: This model is a multistage turbine model, which is composed of moving impellers in the cylinder, which is has practical meaning. 2. Working Principle: The impeller is directly driven by the gas supplied by the gas compressor or nozzle port, which shows the working principle and process of the steam turbine. 3. Scope of Application: This multistage turbine model is used for children s science projects, physics and mechanics learning, classroom presentations, etc. 4. Durable: This physics teaching instrument model is made of premium iron, plastic, aluminum alloy materials, which has firm structure and long service life. 5. Gifting Choice: This experimental steam turbine …

Feature: 1. 100percent Brand new and high quality. 2. Explore the mysteries of the universe. 3. Best for home, bedroom, children rooms. 4. Very romantic night, full of sincere gift. 5. Contains sun model and other 8 planets, movable arms and stand, etc. 6. Using eco-friendly plastic material, no harm to health, safe to play with. 7. Can train children's practice and thought ability, they can also learn solar system knowledge by assembling this. Specification: Type: DIY Model Toy Material: Plastic Features: DIY Assembling, Planetarium Model, Educational Toy, Smooth Surface Package List: 1 set * DIY Model Toy