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Uploaded by ssugawara1955 on Feb 15, 2009
Top-spinning equipmentコマ回し機です。高速回転させるために増速しています。横にあるモーターは、こまが高速回転後に押し出すものです。
Science & Technology
Standard YouTube License
Great idea.
chanphillip 3 years ago
Thank you.
ssugawara1955 3 years ago
nice
Beylauncher000 1 year ago
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Great idea.
chanphillip 3 years ago
Thank you.
ssugawara1955 3 years ago