皮皮学,免费搜题
登录
搜题
【判断题】
G90指令的车削速度不仅可以由F值后面参数来确定,也可以调节数控车床操作面板中倍率来实现。 A. 对 B. 错
A.
正确
B.
错误
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【单选题】某电感上标有“54R1”,它表示( )
A.
540mH
B.
540uH
C.
54.1mH
D.
54.1uH
【单选题】I’m going to be ___________basketball player.
A.
the     
B.
a     
C.
an
【单选题】I'm sorry I have ______ dictionary. You'd better go to the library.
A.
not such
B.
not such a
C.
not a such
D.
no such a
【单选题】老年人的生活环境中,室温应以 为适宜:
A.
16~18℃
B.
18~21℃
C.
16~22℃
D.
22~24℃
E.
24~26℃
【单选题】对没有初始储能的电容器进行充电时,正确的说法是
A.
因为电容器中间是绝缘的,所以电流为零
B.
充电电流由零逐渐增大
C.
充电电流为一恒定值
D.
充电电流开始瞬间最大,然后逐渐减小到零
【简答题】I'm authorized to act for the ___________.
【单选题】听力原文:M: Is there a service, charge if I open a checking ac- count? W: There is no service charge. Q: Where are the two speakers? (5)
A.
At a restaurant.
B.
At a parking lot.
C.
At a bank.
D.
At a supermarket.
【简答题】根据电影片段将下列句子补充完整并写出电影的英文片名 (1) Ladies and gentlemen. The children of Captain von Trapp wish to say good 1 to you. There’s a sad sort of clanging from the clock in the hall. And the bells in the steeple...
【单选题】What should the weather be like for Sunday night?
A.
Coo1.
B.
Rainy.
C.
Windy.
D.
Fair.
【单选题】老年人的生活环境中,室温应以 较为适宜。
A.
16~18℃
B.
18~21℃
C.
22~24℃
D.
24~26℃
E.
26~28℃
相关题目: