实验7 AD转换实验
实验7 AD转换实验
已知△ABC中AD为中线,且AB=5、AC=7,则AD的取值范围为()A、2<AD<12B、5<AD<7C、1<AD<6D、2<AD<10
已知△ABC中AD为中线,且AB=5、AC=7,则AD的取值范围为()A、2<AD<12B、5<AD<7C、1<AD<6D、2<AD<10
png的最优值是() A: -2 B: -6 C: -45/4 D: -7
png的最优值是() A: -2 B: -6 C: -45/4 D: -7
下列选项中,能够一次性向student表中添加三条记录的SQL语句是 A: INSERT INTO student VALUES (6,'lilei',99);(7,'hanmeimei',100);(8,'poly',40.5); B: INSERT INTO student VALUES (6,'lilei',99) (7,'hanmeimei',100) (8,'poly',40.5); C: INSERT INTO student VALUES (6,'lilei',99),(7,'hanmeimei',100),(8,'poly',40.5); D: INSERT INTO student VALUES (6,'lilei',99) VALUES(7,'hanmeimei',100) VALUES(8,'poly',40.5);
下列选项中,能够一次性向student表中添加三条记录的SQL语句是 A: INSERT INTO student VALUES (6,'lilei',99);(7,'hanmeimei',100);(8,'poly',40.5); B: INSERT INTO student VALUES (6,'lilei',99) (7,'hanmeimei',100) (8,'poly',40.5); C: INSERT INTO student VALUES (6,'lilei',99),(7,'hanmeimei',100),(8,'poly',40.5); D: INSERT INTO student VALUES (6,'lilei',99) VALUES(7,'hanmeimei',100) VALUES(8,'poly',40.5);
In 1803 the United States purchased Louisiana from _____.
In 1803 the United States purchased Louisiana from _____.
Three hundred thousand one hundred and seventy means ____. A: 3170 B: 3117 C: 300170 D: 30170
Three hundred thousand one hundred and seventy means ____. A: 3170 B: 3117 C: 300170 D: 30170
A1/A2型题 Alzheimer病(AD)和血管性痴呆(VD)的临床鉴别十分重要,Hachinski制定了HIS缺血评分量表,其评定意义下列哪项是正确的() A: >7分为AD B: <7分为VD C: 4~7分为混合型痴呆 D: <4分为VD E: >4分为AD
A1/A2型题 Alzheimer病(AD)和血管性痴呆(VD)的临床鉴别十分重要,Hachinski制定了HIS缺血评分量表,其评定意义下列哪项是正确的() A: >7分为AD B: <7分为VD C: 4~7分为混合型痴呆 D: <4分为VD E: >4分为AD
【单选题】判断以下字符串可能属于哪种编码“=E6=B2=B3=E5=8D=97=E8=AD=A6=E5=AF=9F=E5=AD=A6=E9=99=A2” A: UUEncode B: Unicode C: Quoted-printable D: Base64
【单选题】判断以下字符串可能属于哪种编码“=E6=B2=B3=E5=8D=97=E8=AD=A6=E5=AF=9F=E5=AD=A6=E9=99=A2” A: UUEncode B: Unicode C: Quoted-printable D: Base64
2005年粮食产量比2001年多多少?() A: 3137吨 B: 3117万吨 C: 3118万吨 D: 3243万吨
2005年粮食产量比2001年多多少?() A: 3137吨 B: 3117万吨 C: 3118万吨 D: 3243万吨
如图,在△ABC中,AB=AC=25,点D在BC上,AD=24,BD=7,试问AD平分∠BAC吗?为什么?
如图,在△ABC中,AB=AC=25,点D在BC上,AD=24,BD=7,试问AD平分∠BAC吗?为什么?