立体图所示零件的正确的三面投影图是()。https://assets.asklib.com/images/image2/2017060310452069679.jpg

A .https://assets.asklib.com/images/image2/2017060310445469423.jpg B .https://assets.asklib.com/images/image2/2017060310445959756.jpg C .https://assets.asklib.com/images/image2/2017060310450064503.jpg D .https://assets.asklib.com/images/image2/2017060310450257789.jpg

时间:2022-10-02 14:14:06 所属题库:变电检修高级工题库

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