皮皮学,免费搜题
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【单选题】
The study rooms are NOT equipped with ______.
A.
air-conditioners
B.
closed-circuit TV
C.
projectors
D.
tape-recorders
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【简答题】主销后倾的功用是 、 。
【判断题】检验以下集合对于所指的线性运算是否构成实数域上的线性空间: 设A是一个n×n实数矩阵,A的实系数多项式f(A)的全体,对于矩阵的加法和数量乘法;
A.
正确
B.
错误
【简答题】主销后倾的功用是什么?
【多选题】主销的功用是:
A.
承受汽车行驶时各总成传来的力和力矩
B.
铰接前轴和转向节
C.
使转向节绕着主销摆动,实现车轮偏转
D.
减少汽车的振动和冲击
【单选题】设A是一个n×n实矩阵,A的实系数多项式 的全体,对于矩阵的加法和数量乘法,是否构成实数域上的线性空间?
A.
B.
【判断题】尺寸界线用来限定所注尺寸的范围,尺寸界线应用细实线绘制
A.
正确
B.
错误
【单选题】销联接的主要功用是下列中的( )。
A.
固定零件间的相对位置
B.
传递扭矩
C.
轴与轮毂的联接
D.
传递弯矩
【单选题】Talking about the training she has received, a recently employed graduate has the view that ______.
A.
it is still well-received by all the staff members today
B.
it is valuable to the employers and the employees
C.
it is helpful for attracting young employees
D.
it is both useful and interesting
【单选题】用来绘制尺寸界线的线,应为
A.
中线
B.
细实线
C.
中粗线
D.
粗实线
【单选题】Talking about the training she has received, a recently employed graduate has the view that ______.
A.
it is still well-received by all the staff members today
B.
it is valuable to the employer and the employees
C.
it is helpful for attracting young employees
D.
it is both useful and interesting
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