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【简答题】
( )是应用较多的低温压力容器专用钢板,适用的最低温度为-40°C的设备。
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反馈参考答案：
举一反三
【简答题】The lathe machine should be stopped before ______ changing and workpiece ______
【单选题】如要阅读KDH文件格式的电子资源,需要在电脑上下载安装的软件是
A.
Adobe Reader
B.
Microsoft Office Word
C.
CAJViewer
D.
SSReader
【判断题】There are five basic types of machine tools such as lathe or turning machine, drilling or boring machine, milling machine, shaper or planer, and grinder.
A.
正确
B.
错误
【单选题】The ( ) lathe is mostly used to machine small parts.
A.
engine
B.
bench
C.
vertical
D.
turret
【单选题】There are five basic types of machine tools such as lathe or turning machine, drilling or boring machine, milling machine, shaper or planer, and grinder.
A.
T
B.
F
【单选题】The lathe is _______ with being the first machine tool that led to the invention of all subsequent machine tools.
A.
drained
B.
tasked
C.
mechanized
D.
credited
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