题目内容

预应力筋进场时,应对钢丝进行检验,且每批重量不得大于( )t。

A. 50
B. 60
C. 70
D. 80

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污水、雨污水合流管道及湿陷土、膨胀土、流沙地区的雨水管道,经( )合格后方可投入运行。

A. 水压试验
B. 气压试验
C. 强度试验
D. 严密性试验

城市供热管网中,波纹管补偿器的正确安装工艺是( )。

A. 芯管外露长度应大于设计规定的伸缩长度
B. 与管道保持同轴
C. 有流向标记的补偿器,流向标记应与管道介质流向相反
D. 与补偿器相连接的垂直臂外伸部分应与管道坡度保持一致

Questions 23 to 25 are based on the following news. At the end of the news item, you will be given 15 seconds to answer the questions. Now listen to the news. Which of the following is CORRECT about the Kyoto Protocol

A. It’s a global agreement on climate change.
B. It expired at the end of last month.
C. It fell into deadlock and continued into the second round.
D. The United Nations climate talks have made a replacement for it.

专项方案经论证后需做重大修改的,( )单位应当按照论证报告修改,并重新组织专家进行论证。

A. 建设
B. 监理
C. 设计
D. 施工

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