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【单选题】矩形度反映了目标对其外接矩形的充满程度,可用目标的面积与其最小外接矩形的面积比值来描述,当比值为1时,说明( )
A.
目标为圆形
B.
目标为长方形
C.
目标为菱形
D.
目标为不规则的
【多选题】人民美好生活需要日益广泛,不仅对物质文化生活提出了更高要求,而且在( )等方面的要求日益増长。
A.
民主、法治
B.
公平、正义
C.
安全、环境
D.
共建、共享
【单选题】纯弯曲的梁横截面上有( )内力
A.
剪力
B.
弯矩
C.
有剪力无弯矩
D.
有弯矩无剪力
【单选题】患者,女性,16岁。右侧下颌骨逐渐膨大8年,近来增大速度减慢。检查:下颌骨体部弥漫性膨大,但以颊侧更明显,质硬。x线片示右下颌骨体部呈磨砂玻璃样,与骨皮质相移行。术后标本病理检查发现纤维组织代替正常骨组织,其中有较多的纤细骨小梁。可能的诊断为
A.
化牙骨质纤维瘤
B.
骨化性纤维瘤
C.
骨纤维异常增殖症
D.
巨颌症
E.
牙源性纤维瘤
【简答题】Original Passage 2 Source: Paragraphs 1 and 2 from a December 20, 2001, online article entitled "A world empire by other means." The author's name is not given. It was pub- lished on Economist.com, th...
【简答题】精密称取对乙酰氨基酚15.56mg,置100ml量瓶中,加0.4%氢氧化钠溶液20ml溶解后,加水至刻度,摇匀,精密量取5ml,置100ml量瓶中,加0.4%氢氧化钠溶液10m1,加水至刻度,摇匀,照分光光度法,在257nm的波长处测得吸收度0.554,按对乙酰氨基酚的百分吸收系数为715计算其百分含量。
【多选题】人民美好生活需要日益广泛,不仅对物质文化生活提出了更高要求,而且在( )等方面的要求日益增长。
A.
民主、法治
B.
公平、正义
C.
安全、环境
D.
共建、共享
【简答题】精密称取对乙酰氨基酚15.56mg,置100ml量瓶中,加0.4%氢氧化钠溶液20ml溶解后,加水至刻度,摇匀,精密量取5ml,置100ml量瓶中,加0.4%氢氧化钠溶液10m1,加水至刻度,摇匀,照分光光度法,在257nm的波长处测得吸收度0.554,按C8H9NO2的百分吸收系数为715,计算百分含量。
【多选题】Which of the following examples support the idea that traditions and customs of different cultures are transmitted by communicating through a commonly used language.
A.
With English as a lingua franca, a French can talk with a Chinese at a pub in Berlin.
B.
An exchange student in MIT from Hunan, China, who talks about Lao Gan Ma chilli sauce in English, is transmitting Hunan cuisine culture.
C.
During the Rio Olympic Games, athletes and tourists from all over the world can talk in English about their own liveliest festivals when enjoying the Rio carnival march.
D.
An Egyptian businessman can negotiating a contract by using English in a English-speaking country.
【单选题】Which of the following examples support the idea that a bridge language makes it possible to communicate between people from different cultures?
A.
An exchange student in MIT from Hunan, China, who talks about Lao Gan Ma chilli sauce in English, is transmitting Hunan cuisine culture.
B.
All of the above.
C.
With English as a lingua franca, a French can talk with a Chinese at a pub in Berlin.
D.
During the Rio Olympic Games, athletes and tourists from all over the world can talk in English about their own liveliest festivals when enjoying the Rio carnival march.
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