第21题: [单项选择]热水供应系统安装完毕,管道保温之前应进行水压试验;其试验压力为() A. 系统顶点的工作压力加0.1MPa,且系统顶点的试验压力不小于0.3MPa B. 系统的工作压力加0.5MPa,且系统顶点的试验压力不小于0.3MPa C. 系统工作压力的1.5倍,且系统顶点的试验压力不小于0.6MPa D. 系统工作压力的1.1倍,且系统顶点的试验压力不小于0.6MPa 参考答案:A
第27题: [单项选择]{{B}}Passage One
Questions 11 14 are based on the following passage:
{{/B}} A. The Philippines. B. Brazil. C. Mexico. D. Guatemala. 参考答案:C 答案解析:[听力原文]
Which country has the most children who work on the streets ac cording to the news
[试题分析
第29题: [单项选择]羊水栓塞的临床表现包括( ) A. 以下说法都正确 B. 出血 C. 肾衰竭 D. 呼吸困难 E. 休克 参考答案:A
第30题: [单项选择]{{I}} Questions 11-15 are based on the talk you’ve just heard.{{/I}}Which of the following places is NOT mentioned in the dialogue A. Buckingham Palace. B. The British Museum. C. London Museum. D. The National Gallery. 参考答案:C