统计资料具有客观性、合法性和相关性三个特征。()

题型:判断题

问题:

统计资料具有客观性、合法性和相关性三个特征。()

考点:统计法基础知识第三章统计资料的管理和公布第三章统计资料的管理和公布题库
题型:判断题

某物体做直线运动的v-t图象如图所示,据此判断下图(F表示物体所受合力,x表示物体的位移)四个选项中正确的是

[ ]

A.

B.

C.

D.

题型:判断题

关于成人脊髓描述正确的是

A.与椎管等长

B.下端平齐第12胸椎下缘

C.下端平齐第1腰椎下缘

D.下端平齐第2腰椎下缘

E.下端平齐第3腰椎下缘

题型:判断题

完成句子

1.I didn't know your mobile number;otherwise,I ________________(给你打电话)the second I got

to Changsha.(ring)

2.With all these papers ________________(打分),the professor has to work extra hours tonight.

(mark)

3.The last bus ________________(离开了),we had no choice but to walk home. (leave)

4.Should ________________(不招惹它),the dog would be very calm and gentle.(tease)

5.________________(获得一块金牌)in the Asian Games in an unforgettable moment for her,which

she will never forget.(win)

6.Ours is a time of problems,of gigantic problems. Everything ________________(变换)under the

magic influence of science and technology.(transform)

7.He seemed to be looking for words at his desk with ________________(表达意思)as precisely as

I had done.(convey)

8.The fact ________________(世界是由七大洋、四大洲组成的)is known to anyone who has

common sense.(make)

9.We surely desire that we ________________(通知)immediately of any change the tour leader in the

travel schedules. (inform)

10.The church tower ________________(正在修复的)will be open to tourists soon. The work is

almost finished. (restore)

题型:判断题

患者男,42岁。3个月前右侧腹股沟有一可变性梨形肿物。于4小时前因扛麻袋(米袋),突然增加腹压,而使肿块不能还纳,伴有剧痛、恶心呕吐,呕吐物为少许胃内容物,同时亦有腹胀、排气排便停止。查体:急性面容,BP100/70mmHg,P104次/分,心肺无异常,右阴囊部肿块(物)6cm×5cm×4cm,紧满发硬,触痛明显,精索部有柄蒂状明显增粗,而皮肤发红、触痛。腹部轻度胀满,可见肠形,肠鸣音亢进,可闻及气过水声。腹部立位X线片,亦可见阶梯状气液面。

如何判断其是否绞窄()

A.肠壁动脉血流障碍

B.肠壁静脉回流受阻

C.包块内有渗液积聚

D.包块迅速增大

E.发生急性机械性肠梗阻

题型:判断题

细菌致病力的强弱主要取决于()。

A.基本结构

B.特殊结构

C.侵袭力和毒素

D.分解代谢产物

E.营养要求

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