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25度36分40秒*4等于多少 还有40度40分初3.
人气:214 ℃ 时间:2019-10-26 20:07:21
解答
25º36'40''×4
=100º144'160''
=102º26'40''
40º40'÷3
=13º+1/3º+13'+1/3'
=13º+1/3×60'+13'+1/3×60''
=13º+20'+13'+20''
=13º33'20''
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