判断题

液压式驱动器通常有直线油缸和液压马达

答案：正确

你可能感兴趣的试题

Certain types of interest income, such as interest on bank savings account deposits, State treasury bonds issued by the Ministry of Finance and approved education savings funds, are exempt from the IIT of China.

答案：正确

单项选择题

组距式分组的组数主要取决于()的大小。

A．组距
B．组限
C．样本容量
D．全距