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【多选题】
热水采暖系统由( )等几个基本部分组成。A.
热水锅炉
B.
供热管道
C.
电热采暖系统
D.
散热设备
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反馈参考答案：
举一反三
【简答题】夹钳式取料手由手爪和驱动机构、（ ）及连接与支撑元件组成。
【单选题】Mason says, “I don’t see why not.” What does he mean?
A.
Mason says, “I don’t see why not.” What does he mean?
B.
I don’t think so.
C.
I wonder what you said is true.
D.
I definitely think so.
【单选题】Why does Pausanias think people may be competing for money in the modern Olympic Games?
A.
Because so many things have changed in the Olympics that he fears the spirit of Olympic may change.
B.
Because the olive wreath has been replaced.
C.
Because the winners will become very rich.
D.
Because a new village will be built and new medals will be designed.
【多选题】某高速公路路基填筑部分,上路床部位用灌砂法检测了四处压实度,其结果如下:(击实理论干密度为2.15 g∕cm3 )。其中压实度符合要求的是( )
A.
实测湿密度2.22g∕cm3，含水量5.9%
B.
实测湿密度2.21g∕cm3，含水量6.0%
C.
实测湿密度2.16g∕cm3，含水量5.7%
D.
实测湿密度2.19g∕cm3，含水量6.3%
【简答题】一定量的理想气体由始态压缩至某终态体积,恒温可逆压缩时环境对系统做功为 W 1 ,绝热可逆膨胀时环境对系统做功为 W 2 ,则 W 1 W 2 。 (选填 > , = , < )
【单选题】Why does the man want to exchange the sweater?
A.
It doesn't tit him and the color isn't satisfactory.
B.
It is a birthday present from his friend.
C.
He has got the receipt.
【多选题】下列哪些诗句用到想象之笔：（ ）
A.
空将汉月出宫门，忆君清泪如铅水。
B.
茂陵刘郎秋风客，夜闻马嘶晓无迹。
C.
梦魂惯得无拘检，又踏杨花过谢桥。
D.
遥望齐州九点烟，一泓海水杯中泻。
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