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【判断题】
运动控制的电子齿轮模式是一种主动轴与从动轴保持一种灵活传动比的随动系统。
A.
正确
B.
错误
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【单选题】It is still necessary for human pilots on the ground to control such a plane because ______.
A.
such a plane is no more than an unmanned aerial vehicle
B.
the virtual pilot cannot handle an emergency
C.
human pilots can make more money for this
D.
there is a datalink connection to the controls
【单选题】(镇江期末)A report finds millions of children still are missing out on the benefits offered by the Internet and calls on these inequalities______
A.
to be addressed
B.
addressing
C.
being addressed
D.
to address
【简答题】外科显微镜,外科医生对身体的细微处施行手术时使用,其光源产生的独立光路能形成一个三维像,由目镜可观测立体图像。该商品应归入税则号列
【多选题】15力矩分配法求解时,结点只放松与传递一次,立即得到杆端弯矩精确解的是( )
A.
单结点的力矩分配法
B.
经典的多结点力矩分配法
C.
多结点力矩分配法的改进技术
D.
上述答案都不对
【单选题】The speaker raised his voice but still didn’t make himself .
A.
hear
B.
to hear
C.
hearing
D.
heard
【单选题】力矩分配法求解超静定结构,最终结构的弯矩图是由转动状态弯矩图和()状态弯矩图叠加得到的。
A.
荷载作用
B.
固定
C.
位移
D.
虚力
【简答题】In a few years, most people will know that a healthy, happy, loving family is a joy and it is a necessary part for building a strong society. But there are still some people who don’t believe family l...
【单选题】______ he was very tired, he still finished the task by himself.
A.
Although
B.
As
C.
So
D.
If
【单选题】They still have some problems __________ in designing the new energy vehicles.
A.
overcome
B.
overcoming
C.
to overcome
D.
overcomes
【单选题】新民主主义革命与社会主义革命性质不同。新民主主义革命属于( )的范畴。
A.
资产阶级民主主义革命
B.
资产阶级革命
C.
无产阶级民主革命
D.
无产阶级社会主义革命
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