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Test of toughness

Test of radiation shielding

Road; Pothole repair of a highway（Test construction）

Road; Test runs the repaired portion of highway

Road; repair of floorboard

Road; repair of floorboard of a highway（Test construction）

Spray to the Styrofoam plate

Spray to wooden houses outer wall

Spray to the shopping center outer wall

Styrofoam housing construction

A casting formwork of tile and brick

Experiment of combustion and thermal insulation. (useing burner)