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optional passive or active fahrradheimtrainer.
optional passive or active fahrradheimtrainer.
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机译:可选的被动或主动健身车。
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摘要
This invention relates to an exercise bike. Briefly, an exercise bike in accordance with the present invention comprises a frame, a first chair, a frictional flywheel, a dynamoter coupled by a pedal driving unit for producing electric power and serving as a driving source, a manually operabie reaction training device, an auxiliary chair and a massage unit.
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