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【单选题】
消毒器、消毒锅、饮水器及太阳能热水器、公共直接饮用水设备、自动加压供水设备安装按设计图示数量以“___( )__ ”为计量单位计算。A.
个
B.
组
C.
副
D.
台
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】空气以40m/s的速度流过长宽均为0.2m的薄板, =20°C, =120°C,实测空气掠过此板上下两表面时的摩擦力为0.075N,试计算此板与空气间的换热量( )(设此板仍作为无限宽的平板处理,不计宽度z方向的变化)。
A.
201.3W
B.
241.4W
C.
285.0W
D.
306.8W
【简答题】—I’m sorry I can ’t follow you. Would you mind saying that slowly? —______________ A.No, of course not. B.No, I wouldn ’t. C.I’ve n o idea. D.No, I would.
【单选题】More and more young Indian women are saying, “I don’t” rather than “I do” to child marriage, _____ their backs to a troublesome tradition that is still alive in the country’s poorest regions.
A.
to turn
B.
being turned
C.
turning
D.
having turned
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