【判断题】【消耗次数：1】
公共浴室的热水管道一般采用全循环
①
正确
②
错误
参考答案：
复制
纠错
相关题目
【单选题】
室内热水管道系统冲洗的顺序是（）
①
A应先冲洗热水管道底部干管，后冲洗各环路支管
②
B应先冲洗热水管道各环路支管，后冲洗底部干管
③
C先冲洗立管
④
D先冲洗水平管
【单选题】
塑料管道在使用中应注意 冷水管道应采用公称压力不低于 1.0MPa 等级的管材和管件；热水管道应采用公称压力不低于（） MPa 等级的管材和管件。
①
1.0
②
1.5
③
2.0
④
0.5
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①
lived
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【单选题】
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①
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②
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The boy is not happy at the new school. He has ________ friends there.
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few
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【单选题】
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