问题 单项选择题

塔容器类设备耐压试验前应确认的条件不包括()。

A.开孔补强圈焊接接头检查合格

B.设备本体及与本体相焊的内件、附件焊接和检验工作全部完成

C.在基础上进行耐压试验的设备,基础混凝土强度达到设计强度的75%

D.焊后热处理的设备热处理工作已经完成

答案

参考答案:C

解析:本题考查的是耐压试验与气密性试验。耐压试验前应确认的条件:(1)设备本体及与本体相焊的内件、附件焊接和检验工作全部完成;(2)开孔补强圈焊接接头检查合格;(3)焊后热处理的设备热处理工作已经完成;(4)在基础上进行耐压试验的设备,基础二次灌浆达到强度要求;(5)试验方案已经批准,施工资料完整。

阅读理解

阅读短文或图表,从每题所给的A、B、C三个选项中,选出最佳选项,回答问题或完成句子。

One day a red rose blossomed(开花)in a forest. A pine tree not far away said: "What a beautiful flower. I wish I could he that lovely.

The rose said: "I am the mostbeautiful plant in this forest. "

Then the rose looked at a cactus(仙人掌)and said: " Look at that ugly plant. It is full of thorns (刺)"

The pine tree said: "Red rose, you have thorns, too. " Sometimes, the rose would look at the cactus and say : "This plant is useless. How sorry I am tobe his neighbor. "

Summer came and the plants and animals needed water, but no rain fell. One day the rose saw birds stick(刺) their beaks(鸟嘴)into the cactus and then fly away. The roseasked what the birds were doing. The pine tree explained thatthe birds got water from the cactus. The pine tree told the rose: "You can also drink from it. The birds can bring water to you if you ask the cactus for help. "

The rose fell ashamed(羞愧的), but asked the cactus for help. The cactus kindly

agreed and the birds filled their beaks with water for the rose’s roots(根).

So the rose learned:never judge(判断) anyone by appearance(外表).

小题1: At the beginning of the story the rose thought that the cactus was    .

A. ugly   B. lovely  C. beautiful

小题2: Both the rose and the cactus have_______.

a .thorns  B. leaves  C. fruit

小题3: The underlined word "useless" in this passage means "____ " in Chinese

A. 无营养的B. 不友好的 C. 无用的

小题4: Which of the following is True according to the story?

A. The birds could get water from the pine tree.

B. The rose got water from the cactus at last.

C .The pine tree wanted to get water from the rose.

小题5: What’s the best title (标题) for the passage?

A. Plants and birds

B. Ways of growing roses

C. Appearance isn't everything.

单项选择题