親子觀星會

討論區 => 儀器介紹 => 主題作者是: peter 於 2018-12-31 11:10:50



主題: 不要鎖太緊會出事 + 90S馬達有防鎖死
作者: peter2018-12-31 11:10:50
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90s  HD4 motor
 => http://familystar.org.tw/index.php?option=com_smf&Itemid=45&topic=24135.0


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