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【单选题】
冷轧钢板的厚度一般是A.
0.4~1.4mm
B.
1.6~2.6mm
C.
2.6~3.6mm
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Your letter will get attention! They know you’re expecting the answer.
A.
careful
B.
common
C.
instant
D.
general
【单选题】Your letter will get ___ attention; they know you're expecting the answer.
A.
careful
B.
common
C.
instant
D.
general
【单选题】Since you're _____ er, why not ask _____ help? [ ]
A.
in, for
B.
in, to
C.
with, for
D.
with, to
【简答题】在加工轴类工件时,常以工件外圆柱面作为定位基准面,根据外圆表面的完整程度、加工要求和安装方式,可用 、 等作为定位元件。
【单选题】．________ relation between China and Russia has developed steadily since Vladimir Putin was reelected ________ president last May.
A.
The; the
B.
A; the
C.
The; /
D.
A; /
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