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球麵的一部分,投影在某個平麵上的麵積
-500miles-
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02/22/2025 postreply
16:22:42
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知道了:-),謝五班! 阿尤每次“說話”都嚇得我 “打哆嗦” ;-)))
-最西邊的島上-
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02/22/2025 postreply
16:41:00
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可以理解
-阿尤-
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02/22/2025 postreply
17:37:02
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鹵水點豆腐
-500miles-
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02/22/2025 postreply
18:13:58
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這個題是從半圓和四分之一圓交點的地方畫個線? 然後扇形去掉圓弧?
-jianchi9090-
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02/22/2025 postreply
18:09:41
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