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【判断题】
民用建筑工程室内环境质量必须符合国家现行标准《民用建筑工程室内环境污染控制规范》(GB 50325)的规定，并有经检测合格的检测报告。 ( )A.
正确
B.
错误
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【简答题】曲柄连杆机构的功用是把活塞上的力转变成( ) ,并把活塞的( )转变成曲轴的旋转运动。
【简答题】A.onB.inC.ofD.as
【简答题】阅读理解： C ：Terrafugia Inc .said Monday that its new flying car has completed its first flight,bringing the company closer to its goal阅读理解： C Terrafugia Inc .said Monday that its new flying car has compl...
【简答题】阅读理解。 Terrafugia Company has said that its flying car, named Transition, has successfully finished a 37-second test flight. On March 5, 2009, at Plattsburgh International Airport in New York. It was p...
【简答题】A to B inC for D on
【简答题】20mol·dm -3 HCN与0.20mol·dm -3 NaOH等体积混合，计算混合溶液的pH。
【单选题】Don’t forget _____ the door while you _____.
A.
to close; leave
B.
closing; are away
C.
to close; are away
D.
closing; leave
【简答题】阅读理解。 The Terrafugia, a small airplane that can drive on roads and has been billed as the first 'flying car', is now one step closer to becoming street-and-sky-legal. The vehicle has cleared a Federal...
【单选题】Who is Elizabeth Kendall?
A.
A customer of Hamala Inc.
B.
A personnel manager at Hamala Inc.
C.
A university professor
D.
A famous reporter
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