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功率放大器提供足够的电流供直流力矩电机使用，为了隔离功率放大器与力矩电机，放大器要求具有较低的输出阻抗和较高的输入阻抗。()
A.
正确
B.
错误
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参考答案：
举一反三
【单选题】The possibility of moving toward ______ patients and the responsibilities that it implies undoubtedly will change psychologists' future role.
A.
meditating
B.
medicating
C.
mediating
D.
mediatizing
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【单选题】— I went to your house yesterday afternoon, but you were not in. — Sorry. I _______ basketball with my classmates.
A.
am playing
B.
was playing
C.
played
D.
have played
查看完整题目与答案
【判断题】四十四、不论是总账和明细分类账,都要按一级会计科目开设账户。( )
A.
正确
B.
错误
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【单选题】听力原文：W: Oh, I am sorry. I just realized that I forgot to bring the tape recorder that you lent me. I left it back in my dorm． M: That's all right. I don't need it until tonight. As long as I get it by...
A.
The man will not need the tape recorder tonight.
B.
The man needs to use the tape recorder this evening.
C.
The woman can return the tape recorder tomorrow.
D.
The woman is sorry for losing the tape recorder.
查看完整题目与答案
【单选题】进行急救时,安全评估包括
A.
看看现场环境是否安全
B.
做好自我防护
C.
伤病员的安全和防护
D.
都正确
查看完整题目与答案
【简答题】The responsibilities include receiving visitors , scheduling meetings , and writing routine letters and reports.(英译汉)
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【单选题】— Can you come to my party this Saturday, Lucy? — ______. I ’ m not in China that day.
A.
Sorry, I can’t
B.
Yes, I can.
C.
Sure, I’d love to
查看完整题目与答案
【简答题】听句子，选择适当的答语。每个句子听两遍。 (     )1.A. Not bad. (     )2.A. At 7:35 a.m. (     )3.A. Sorry, I can. (     )4.A. No, it won't. (     )5.A. No, not at all. (     )6.A. Sounds boring. B. Cloudy. B. For two hour...
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【单选题】W: Haven’t you seen the sign “No smoking”? Smoking is not allowed in the office. M: Oh, I’m terribly sorry. I wasn’t noticing. Is it all right if I smoke outside? A: Of course. What will the man possi...
A.
Stop smoking.
B.
Go on smoking.
C.
Smoke outside.
D.
Smoke inside.
查看完整题目与答案
【多选题】应急预案是针对可能发生的重大事故所需的应急准备和应急响应行动而制定的指导性文件，其核心内容包括( )。
A.
对紧急情况或事故灾害及其后果的预测、辨识和评估
B.
预案管理与评审改进
C.
在紧急情况或事故灾害发生时保护生命、财产和环境安全的措施
D.
应急救援中可用的人员、设备、设施、物资、经费保障和其他资源，包括社会和外部援助资源等
E.
规定应急救援各方组织的详细职责
查看完整题目与答案
相关题目：
【单选题】The possibility of moving toward ______ patients and the responsibilities that it implies undoubtedly will change psychologists' future role.
A.
meditating
B.
medicating
C.
mediating
D.
mediatizing
查看完整题目与答案
【单选题】— I went to your house yesterday afternoon, but you were not in. — Sorry. I _______ basketball with my classmates.
A.
am playing
B.
was playing
C.
played
D.
have played
查看完整题目与答案
【判断题】四十四、不论是总账和明细分类账,都要按一级会计科目开设账户。( )
A.
正确
B.
错误
查看完整题目与答案
【单选题】听力原文：W: Oh, I am sorry. I just realized that I forgot to bring the tape recorder that you lent me. I left it back in my dorm． M: That's all right. I don't need it until tonight. As long as I get it by...
A.
The man will not need the tape recorder tonight.
B.
The man needs to use the tape recorder this evening.
C.
The woman can return the tape recorder tomorrow.
D.
The woman is sorry for losing the tape recorder.
查看完整题目与答案
【单选题】进行急救时,安全评估包括
A.
看看现场环境是否安全
B.
做好自我防护
C.
伤病员的安全和防护
D.
都正确
查看完整题目与答案
【简答题】The responsibilities include receiving visitors , scheduling meetings , and writing routine letters and reports.(英译汉)
查看完整题目与答案
【单选题】— Can you come to my party this Saturday, Lucy? — ______. I ’ m not in China that day.
A.
Sorry, I can’t
B.
Yes, I can.
C.
Sure, I’d love to
查看完整题目与答案
【简答题】听句子，选择适当的答语。每个句子听两遍。 (     )1.A. Not bad. (     )2.A. At 7:35 a.m. (     )3.A. Sorry, I can. (     )4.A. No, it won't. (     )5.A. No, not at all. (     )6.A. Sounds boring. B. Cloudy. B. For two hour...
查看完整题目与答案
【单选题】W: Haven’t you seen the sign “No smoking”? Smoking is not allowed in the office. M: Oh, I’m terribly sorry. I wasn’t noticing. Is it all right if I smoke outside? A: Of course. What will the man possi...
A.
Stop smoking.
B.
Go on smoking.
C.
Smoke outside.
D.
Smoke inside.
查看完整题目与答案
【多选题】应急预案是针对可能发生的重大事故所需的应急准备和应急响应行动而制定的指导性文件，其核心内容包括( )。
A.
对紧急情况或事故灾害及其后果的预测、辨识和评估
B.
预案管理与评审改进
C.
在紧急情况或事故灾害发生时保护生命、财产和环境安全的措施
D.
应急救援中可用的人员、设备、设施、物资、经费保障和其他资源，包括社会和外部援助资源等
E.
规定应急救援各方组织的详细职责
查看完整题目与答案
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