科目名称:数控编程技术
试卷号:22430
题型:单选题
题目:3、N50、N55程序段中空缺的语句是( ). G02 X54.0 Y66.0 R8.0 G01 Y6.0 G03 X48.0 Y66.0 R8.0 G01 Y6.0 G03 X54.0 Y-14.0 I0 J-8.0 G01 Y6.0 G02 X54.0 Y-14.0 I0 J-8.0 G01 Y-74.0
选项:G02 X54.0 Y66.0 R8.0 G01 Y6.0 G03 X48.0 Y66.0 R8.0 G01 Y6.0 G03 X54.0 Y-14.0 I0 J-8.0 G01 Y6.0 G02 X54.0 Y-14.0 I0 J-8.0 G01 Y-74.0
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答案:G02 X54.0 Y66.0 R8.0 G01 Y6.0