5279| 5
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在三視圖中的前視圖畫出球體上一點,怎樣畫出另外兩個視圖上此點的位置,? |
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點評
經(jīng)過圖文對照,,最后終于明白了,謝謝了,!
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點評
感謝了,,學藝不精,給大家添麻煩了,!
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