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【单选题】
SS4G型机车为了提高机车的功率因数,减少谐波干扰,在机车主电路中设置了()组完全相同的功率因数补偿装置。
A.
4
B.
5
C.
6
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举一反三
【单选题】What is educators’ recommendation to students who plan to take a gap year?
A.
Students and parents consult experts thoroughly before planning for a gap year.
B.
Students and parents discuss fully while planning a gap year.
C.
Students first get accepted at a university, then request a year’s deferral.
D.
Students practice their study skills while taking a gap year.
【简答题】演讲口才学集中了多种艺术形式的特征,有很强的综合性、 和 。
【简答题】Part 2 3. Talk to any parent of a student who took an adventurous gap year (a year between school and university when some students earn money, travel, etc.) and a misty look will come into their eyes...
【单选题】优先污染物是经过筛选后检测的项目称环境优先污染物简称优先污染物。
A.
人为
B.
国家相关标准
C.
优先监测原则
D.
以上都不对
【多选题】为什么说安全多样性具有客观性?
A.
安全的主体——人类具有多样性
B.
安全涉及的物质具有多样性
C.
安全社会具有多样性
D.
安全系统具有多样性
【判断题】核算币种经过一次工资数据处理后即不能再修改。
A.
正确
B.
错误
【单选题】均数为一种统计指标是用来分析
A.
调查资料
B.
计量资料
C.
等级分组资料
D.
分类资料
E.
计数资料
【单选题】下列哪项不是环境优先污染物的特点()
A.
出现频率高
B.
具有生物易降解性
C.
毒性较大
D.
现代已有检出方法
【单选题】What is Michael's concern a bout taking a gap year?
A.
He is worried about not having much money.
B.
He is concerned about what job to take during the gap year.
C.
He is not sure if he can afford the time.
D.
He doesn't see the purpose in taking a gap year.
【单选题】Talk to any parent of a student who took an adventurous gap year (a year between school and university when some students earn money, travel, etc. ) and a misty look will come into their eyes. There a...
A.
They will become more motivated and organized.
B.
They need support from their parents.
C.
They will live more harmoniously with their parents.
D.
They will get their degree more easily.
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