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【单选题】
轴上螺纹损坏时,应选择的维修方法是 。A.
. 镀铬
B.
堆焊
C.
镶加
D.
喷涂
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反馈参考答案：
举一反三
【简答题】商业道德冲突表现为____的冲突、____的冲突、____的冲突。
【简答题】Clarinet Co (Clarinet) is a computer hardware specialist and has been trading for over five years. The company is funded partly through overdrafts and loans and also by several large shareholders; the...
【单选题】Look, the teacher has a lot of papers in his hands. We ___ the test!
A.
will have
B.
had
C.
are having
D.
are going to have
【单选题】How many dangerous sports does the author mention in this passage?
A.
Three.
B.
Five.
C.
Six.
D.
Seven.
【简答题】(fortunate) _______, the boy has had the help and guidance of a learned teacher.
【简答题】除另有规定外，流浸膏剂每ml相当于原药材（）g，浸膏剂每g相当于原药材（）g，含毒剧药品的酊剂每100ml相当于原药物（）g，含其它药物酊剂每100ml相当于原药物（）g。
【单选题】关于矢量和栅格数据的优缺点的论述中,正确的是:
A.
矢量数据的多边形叠合等分析比较困难
B.
栅格数据显示与绘图成本比较高
C.
矢量数据投影转换比较困难
D.
栅格数据数据量较大
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