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【单选题】
机动车辆的电气设备由( )两部分组成A.
供电设备和用电设备
B.
蓄电池和灯光
C.
蓄电池和仪表
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举一反三
【简答题】设有如图所示的学生课程数据库,包括学生关系 S(Sno,Sname,,Age,Speciality) ,各属性的含义为学号、姓名、性别、年龄、专业;课程关系 C(Cno,Cname,Teacher) ,各属性含义为课程号、课程名、教师;选课关系 SC ( Sno,Cno,Grade ),各属性的含义为学号、课程号、成绩。试用关系代数表达式表示下列查询语句。
【简答题】【上机操作题4.4】使用查询设计器创建选择查询“学生成绩详细浏览”。数据来源于四张表“专业”、“学生”、“课程”和“成绩”,要求查询结果中包含:学号(升序排列)、姓名、性别、专业代码、专业名称、学期(升序排列)、课程代码(升序排列)、课程名称、学分、考核方式、成绩11个字段的详细数据信息。
【简答题】An obvious change of attitude at the top towards women’s status in society will ________ through the current law system in Japan. A) permeate B) probe C) violate D) grope
【简答题】有一个关系数据库,数据库名:Student ,其中数据表如下: 学生信息(学号 char(6) ,姓名 char(8) ,性别 char(2) ,民族 char(2) ,身份 证号 char(18) ) 课程信息(课程号 char(6) ,课程名 varchar (20)) 成绩信息(学号 char(6) ,课程号 char(6) ,分数 float ) 用 T-SQL语言写出实现下列功能的语句代...
【单选题】An obvious change of attitude at the top towards women's social status will ______ the current law system.
A.
permeate
B.
probe
C.
violate
D.
grope
【单选题】An obvious change of attitude at the top towards women's status in society will ______ through the current law system in Japan.
A.
permeate
B.
probe
C.
violate
D.
grope
【单选题】According to the passage, Beauvoir's book asserted that the status of women ______.
A.
is the outcome of political oppression
B.
is inherently tied to their economic condition
C.
can be best improved under a communist government
D.
is a theoretical, rather than a pragmatic, issue
【单选题】Beauvoir's book asserted that the status of women______.
A.
is the outcome of political oppression
B.
is inherently tied to their economic condition
C.
is a theoretical, rather than a pragmatic, issue
D.
is a critical area of discussion in Marxist economic theory
【单选题】An obvious change of attitude at the top towards women' s status in society will ______ through the current law system in that country.
A.
permeate
B.
violate
C.
probe
D.
grope
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