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【简答题】
总压为 0.1Mpa 的空气温度小于 100°C 时,空气中水蒸汽分压的最大值应为 。
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【判断题】当系统从某一始态变至另一末态,无论其通过何种途径,而ΔG的值总是一定的,而且总是等于W′
A.
正确
B.
错误
【简答题】目前影响电子标签应用的主要因素是()。
【简答题】My offer was based on (1)_______ profit, not on wild speculations. We have (2)_______ recently, most of which are below 100 U.S. dollars. Moreover, We've kept the price close to the costs of (3)______...
【简答题】She is a ______(beauty) girl.
【简答题】American technology company SpaceX says it ____1____ as many as ______2_____ . SpaceX is working with U.S.-based Space Adventures Inc. to offer the space flights, the two companies recently announced....
【单选题】Peter is _____ to carry the heavy box. [     ]
A.
too strong
B.
strong enough
C.
so strong
D.
rather strong
【简答题】完成句子。 1.They  __________________________ (确信) that she will win. (sure). 2.She __________________________ (擅长跳高)(good). 3.I’m sorry __________________________ (弄丢了你的书)(lose). 4.Would you mind_________...
【单选题】She goes running ______.( )
A.
daily
B.
once in a while
C.
three times a week
【判断题】车削加工时当其它切削条件不变,进给量增加会使表面变得更粗糙。
A.
正确
B.
错误
【单选题】目前,电子标签应用的主要因素是()。
A.
成本
B.
管理
C.
回收
D.
读写
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