1000kV等电位作业人员沿绝缘子串进入强电场的作业,其组合间隙不得小于6.8m。若

题型:判断题

问题:

1000kV等电位作业人员沿绝缘子串进入强电场的作业,其组合间隙不得小于6.8m。若不满足其的规定,应加装保护间隙。

考点:电力安全生产知识竞赛电力安全工作规程变电部分电力安全工作规程变电部分题库
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患者,女,26岁。1周来右上后牙持续胀痛,并引起右侧头痛。检查时,见右侧后牙无龋坏和充填物,但右上后牙均叩痛(+)~(++),患者晨起时,头痛重,有鼻阻和流脓鼻涕症状。

下列检查项目最可能出现异常的是()

A.温度测验

B.电活力测验

C.松动度检查

D.相应面部扪诊

E.X线片检查

题型:判断题

在企业变革的方法中,库特·卢因模式的变革过程主要包括以下内容()。

A.现状的解冻

B.转变到新的状态

C.冻结新的现状

D.回顾和反省

E.检查变革的成果

题型:判断题

Welcome to Adventure land!

Everyone loves Adventure land! The Parks and Exhibitions were built for you to explore(探索),enjoy,and admire their wonders. Every visit will be an unforgettable experience. You will go away enriched,longing to come back. What are you going to do this time?

The Travel Pavilion

Explore places you have never been to before,and experience different ways of life.

Visit the Amazon jungle(丛林)village,the Turkish market,the Tai floating market,the Berber mountain house and others. Talk to the people there who will tell you about their lives,and things they make. You can try making a carpet,making nets,fishing...

The Future Tower

This exhibition shows how progress will touch our lives. It allows us to look into the future and explore the cities of the next century and the way we’ll be living then. Spend some time in our space station and climb into our simulator (模拟装置) for the Journey to Mars!

The Nature Park

This is not really one park but several.

In the Safari Park you can drive among African animals in one of our Range Cruisers:see lions,giraffes,elephants in the wild. Move on to the Ocean Park to watch the dolphins and whales. And then there is still the Aviary to see...

The Pyramid

This is the center of Adventure land. Run out of film,need some postcards and stamps? For all these things and many more,visit our underground shopping centre. Come here for information and ideas too.

小题1:The Travel Pavilion is built to help visitors ________.

A.realize the importance of travelling

B.become familiar with mountain countries

C.learn how to make things such as fishing nets

D.learn something about different places in the world小题2: If you are interested in knowing about what people’s life will be,you may visit ________.

A.the Travel Pavilion

B.the Future Tower

C.the Safari Park

D.the Pyramid小题3:If you want to get a toy lion to take home,where will you most likely go?

A.The Pyramid.

B.The Nature Park.

C.The Future Tower.

D.The Travel Pavilion.

题型:判断题

关于DNA双螺旋结构的叙述,哪一项是错误的

A.磷酸戊糖位于螺旋外侧,碱基位于内侧
B.两条链通过碱基之间的氢键维系
C.为右手螺旋,每个螺旋为10个碱基对
D.碱基配对有摆动现象
E.螺旋的直径为2nm

题型:判断题

下列四种泵中压力最高的是()。

A、循环泵

B、凝结泵

C、齿轮泵

D、螺杆泵

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