走時(shí)準(zhǔn)確的手表秒針,一晝夜內(nèi)轉(zhuǎn)過的圈數(shù)是多少
走時(shí)準(zhǔn)確的手表秒針,一晝夜內(nèi)轉(zhuǎn)過的圈數(shù)是多少
其他人氣：568 ℃時(shí)間：2020-06-14 03:03:54
優(yōu)質(zhì)解答
一小時(shí)60圈,24小時(shí)1440圈
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