【单选题】临床上药物的治疗指数是指 A. ED 50 /LD 50 B. LD 50 /ED 50 C. LD 5 /ED 95 D. ED 95 /LD 5 E. LD 1 /ED 95
【单选题】临床上药物的治疗指数是指 A. ED 50 /LD 50 B. LD 50 /ED 50 C. LD 5 /ED 95 D. ED 95 /LD 5 E. LD 1 /ED 95
下列三段论各式中,有效的推理形式是______ A: 第一格EAE式 B: 第二格EAE式 C: 第三格EAE式 D: 第四格EAE式 E: 第四格AAA式
下列三段论各式中,有效的推理形式是______ A: 第一格EAE式 B: 第二格EAE式 C: 第三格EAE式 D: 第四格EAE式 E: 第四格AAA式
假设有一台服务器,主机名为win2012-1,ip地址为192.168.1.1,...09bd8b3686a5e50d.png
假设有一台服务器,主机名为win2012-1,ip地址为192.168.1.1,...09bd8b3686a5e50d.png
新浪微博发布单张图片最多支持()M以下的gif、jpg、png文件。 A: 3 B: 5 C: 8 D: 10
新浪微博发布单张图片最多支持()M以下的gif、jpg、png文件。 A: 3 B: 5 C: 8 D: 10
Add -ed or -ion to or remove them from the following words to form new words. -ed content ➝ 1)____________ compressed ➝ 2)____________ complicated ➝ 3)______________ -ion identify ➝ 4)_____________ justify ➝ 5)______________ qualify ➝ 6)______________ illustrate ➝ 7)______________ exhibition ➝ 8)______________ extend ➝ 9)______________ interpret ➝ 10)______________ plant ➝ 11)______________ perceive ➝ 12)______________
Add -ed or -ion to or remove them from the following words to form new words. -ed content ➝ 1)____________ compressed ➝ 2)____________ complicated ➝ 3)______________ -ion identify ➝ 4)_____________ justify ➝ 5)______________ qualify ➝ 6)______________ illustrate ➝ 7)______________ exhibition ➝ 8)______________ extend ➝ 9)______________ interpret ➝ 10)______________ plant ➝ 11)______________ perceive ➝ 12)______________
In 1803 the United States purchased Louisiana from _____.
In 1803 the United States purchased Louisiana from _____.
ask(ed) A: want(ed) B: pleas(ed) C: carri(ed) D: help(ed)
ask(ed) A: want(ed) B: pleas(ed) C: carri(ed) D: help(ed)
可靠安全系数是指() A: LD/ED B: ED/LD C: LD/ED D: LD/ED E: ED/LD
可靠安全系数是指() A: LD/ED B: ED/LD C: LD/ED D: LD/ED E: ED/LD
以下是目标变量在训练集上的 8 个实际值 [0,0,0,1,1,1,1,1],目标变量的熵是所少() A: -(5/8 log(5/8) + 3/8 log(3/8)) B: 5/8 log(5/8) + 3/8 log(3/8) C: 3/8 log(5/8) + 5/8 log(3/8) D: 5/8 log(3/8) – 3/8 log(5/8)
以下是目标变量在训练集上的 8 个实际值 [0,0,0,1,1,1,1,1],目标变量的熵是所少() A: -(5/8 log(5/8) + 3/8 log(3/8)) B: 5/8 log(5/8) + 3/8 log(3/8) C: 3/8 log(5/8) + 5/8 log(3/8) D: 5/8 log(3/8) – 3/8 log(5/8)
In 1803, President Jefferson negotiated the purchase of Louisiana from Mexico.
In 1803, President Jefferson negotiated the purchase of Louisiana from Mexico.