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【多选题】
测定长期趋势的方法有( ) A 、时距扩大法
A.
B 、移动平均法
B.
C 、分段平均法
C.
D 、最小平方法
D.
E 、趋势剔除法
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举一反三
【判断题】钢中的氧是有益元素。
A.
正确
B.
错误
【单选题】在钢材的有益元素中,是脱氧剂的元素是( )。
A.
锰和硅
B.
锰和钒
C.
锰和铜
D.
硅和钒
【简答题】adj. wanting a lot of information and knowledge; eating or wanting large amounts of food
【单选题】任何企业的组织领导体制都是由()决定的?
A.
投资结构
B.
市场结构
C.
政府领导
D.
员工选举
【简答题】土地增值税实行四级超率累进税率
【判断题】Please judge whether the following statements are True or False. Research is creative work undertaken on a systematic basis in order to increase the stock of knowledge, including knowledge of humans, ...
A.
正确
B.
错误
【单选题】在钢材的有益元素中,是脱氧剂的元素是( )0
A.
锰和硅
B.
锰和钒
C.
锰和铜
D.
硅和钒
【单选题】祭侄文稿can be properly translated into( )
A.
Draft of the Funeral Address for Author’s Late Nephew
B.
To My Nephew
C.
Elegiac Lament for Departed Nephew
D.
Memorial Nephew Draft
【简答题】A. Why not? B. She's an engineer. C. I'll try my best. D. Is five dollars enough? E. He's my nephew. F. Stop for a rest. G. It's worth seeing. H. Repay the money. 56. Joe: I've left my money in my hou...
【单选题】Knowledge of, and/or training in the English language, both ___, for the satisfactory exchange of communications relevant to the safety of life at se
A.
English and Chinese
B.
French and Sweden
C.
written and spoken
D.
written and visual
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