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50°24′*3+98°12′/5
人气:287 ℃ 时间:2020-03-12 02:12:32
解答
50°24′*3+98°12′/5
=159°+72'+19.6°+2.4’
=159°+1°12‘+19°36’+2‘24“
=179°50’24”
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