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【简答题】
用原子吸收法测定元素M时。由未知试样得到的吸光度为0.435,若9毫升试样中加入1毫升100mg·L-1的M标准溶液,测得该混合液吸光度为0.835.问未知试液中M的浓度是多少?
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举一反三
【单选题】Listen to Track 11.
A.
Other students should comment on the man’s remark.
B.
Most people would agree with the man’s opinion.
C.
Artwork funded by the government is usually of excellent quality.
D.
The government project was not a waste of money.\r\n \r\n
【简答题】请同学们打开网址:https://m.xycareer.com/evaluate/,在网上通过霍兰德职业兴趣测试和MBTI职业性格测试,并把测试结果截图或复制粘贴相关情况通过附件的形式上交到平台,每个测试一张截图或复制粘贴相关的情况(需注明测试名称),最迟在2020年4月27日中午12:00时前上交,逾期不候!
【简答题】包含延时信息的仿真称为 仿真。
【单选题】Except for N-S courses，and E-W courses on the equator，a great circle track between two points，when compared to a rhumb line track between the same two points，will（）.
A.
always be nearer to the equator
B.
always be nearer to the elevated pole
C.
be nearer to the pole in the Northern Hemisphere and nearer to the equator in the Southern Hemisphere
D.
be nearer to the pole or the equator depending on the latitudes of the arrival and departure positions
【简答题】从平台的资料库中下载 “附件2 MBTI 职业性格测试题 1 1 . doc ”文档,进行测试,填在下方的方格内。
【简答题】附件2 MBTI职业性格测试.doc
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