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问题
单项选择题
Z525B钻床主轴移动行程是()。
A.300mm
B.200mm
C.150mm
D.100mm
答案
参考答案:B
选择题
—Where are the keys? —
[ ]
A. They're in the door.
B. They're on the table.
C. They're near the phone.
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问答题
简述跨国经营企业最主要的管理方式。
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