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39.56°换算成多少度多少分多少秒?
人气：236 ℃　时间：2020-04-24 11:12:34
解答
知识点:1°=60'; 1'=60".
39.56°
=39°+0.56°
=39°+60'X0.56
=39°+33.6'
=39°33'+0.6'
=39°33'+60"X0.6
=39°33'+36"
=39°33'36"
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