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Fronton train perfected in practice tennis
Fronton train perfected in practice tennis
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机译:Fronton火车在练习网球中得到完善
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摘要
Fronton perfected for training in tennis practice, essentially characterized by the fact that the gable wall presents on the foul line a surface formed by planes oriented in different angles so that the rebound of the ball thrown against any one of those drawings faithfully reproduce the return of the ball by an imaginary hand; and in that the gable wall surface that is lower than the foul line has a coating of a cushioning material ball bounce.
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