皮皮学,免费搜题
登录
搜题
【简答题】
已知某正弦交流电最大值为 10A, 频率 f=50hz, =30 度 , 当 t=0.01s 时 , 其电流瞬时值为_____
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】What is the man likely to do in the near future?
A.
Investigate borrowing money for college.
B.
Choose a new major.
C.
Accept an internship at the State University.
D.
Look for a job as a biologist.
【单选题】关于自然失业率,下列说法正确的是______
A.
自然失业率是最优失业率
B.
在充分就业的情况下,自然失业率会降为零
C.
自然失业率与通货膨胀密切相关
D.
政府没有必要对其采取措施
【单选题】按规定排放有毒液体洗舱水时,应距最近陆地______n mile以外,水深必须在______m以上。
A.
12,15
B.
25,15
C.
12,25
D.
25,25
【单选题】下列对本课程中编制工艺册的目的描述,最为恰当的是( )
A.
对带法兰电缆输出轴零件的某个加工工序进行加深学习
B.
对带法兰电缆输出轴零件的数控车床上加工工序进行学习
C.
为了加深对带法兰电缆输出轴零件在数控铣床上加工工序的学习
D.
对带法兰电缆输出轴零件的整个生产过程进行系统的归纳总结 ,建立完整的工作思路
【单选题】What is the man probably going to do after the conversation?
A.
To take a picture of the woman.
B.
To look for his old camera.
C.
To take his film to be developed.
D.
To find out the price of a new camera.
【单选题】What is the man going to do this weekend?
A.
To go shopping.
B.
To borrow some money.
C.
To stay at home.
D.
To look around.
【单选题】下列对本课程中编制工艺册的目的描述 , 最为恰当的是 ( ) 卡
A.
对带法兰电缆输出轴零件的某个加工工序进行加深学习
B.
对带法兰电缆输出轴零件的数控车床上加工工序进行学习
C.
为了加深对带法兰电缆输出轴零件在数控铣床上加工工序的学习
D.
对带法兰电缆输出轴零件的整个生产过程进行系统的归纳总结 , 建立完整的工作思路
【单选题】下列对本次课中编制工艺册的目的描述,最为恰当的是
A.
对带法兰电缆输出轴零件的整个生产过程进行系统的归纳总结 ,建立完整的工作思路
B.
对带法兰电缆输出轴零件的某个加工工序进行加深学习
C.
对带法兰电缆输出轴零件的数控车床上加工工序进行学习
D.
为了加深对带法兰电缆输出轴零件在数控铣床上加工工序的学习
【单选题】What is the man sorry for?
A.
He' s been ill for a couple of weeks.
B.
He doesn' t look well because he had the flu.
C.
Mrs.Jackson had a bad case of the flu for a couple of weeks.
D.
Mrs.Jackson has been taken to the hospital.
【单选题】What is the man going to do later? A. Look at the picture of the thief. B. Report the theft to the police. C. Check the insurance policy.
A.
B.
C.
D.
D
相关题目: