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【单选题】
The 29th Olympic Games ____ in Beijing in 2008. [     ]
A.
hold
B.
will hold
C.
will be held
D.
held
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【判断题】对于一理想气体化学反应,惰性气体的加入,不会影响标准平衡常数的大小,但是它的加入可以引起化学平衡的移动。
A.
正确
B.
错误
【单选题】Choose the best translation for the following sentence: 这尊塑像站了几百年了,他觉得这是一种苦役 。
A.
Having stood there for several hundred years, the statue had now come to detest it as a kind of forced drudgery.
B.
Having stood there for several hundred years, the statue felt that it was hard labor.
【单选题】这尊塑像站了几百年了,他觉得这是一种苦役。
A.
Having stood there for several hundred years, the statue had now come to detest it as a kind of forced drudgery.
B.
Having stood there for several hundred years, the statue felt that it was hard labor.
【判断题】对于一理想气体化学反应,惰性气体的加入,不会影响标准平衡常数的大小,但是它的加入可以引起化学平衡的移动。( )
A.
正确
B.
错误
【单选题】3 这尊塑像站了几百年了,他觉得这是一种苦役
A.
Having stood there for several hundred years, the statue had now come to detest it a s a kind of forced drudgery.
B.
Having stood there for several hundred years, the statue felt that it was hard labor.
【单选题】如图所示是某幼儿园门口的人脸识别系统,利用计算机图像处理技术从视频中提取人脸特征,与资料库中的人脸特征进行对比,确认进入人员的身份。请根据示意图和上述说明,下列关于该系统的说法中,不正确的是
A.
确认进入人员的身份,体现了系统的目的性
B.
图像采集不清楚,会影响特征对比的准确性,体现了系统的相关性
C.
提取的人脸特征与资料库中的人脸特征对比不一致时,无法开门,体现了系统的动态性
D.
摄像头出现故障时,会造成识别失败,体现了系统的整体性
【判断题】色彩鲜明强烈,包装会显得时尚,但档次不高
A.
正确
B.
错误
【单选题】这尊塑像站了几百年了,他觉得这是一种苦役。
A.
Having stood there for several hundred years, the statue had now come to detest it as a kind of forced drudgery.
B.
Having stood there for several hundred years, the statue felt it was hard labor.
【单选题】在数控机床上一般采用的正弦波变频器是( )。
A.
SPWW 变频器
B.
SPWM 变频器
C.
SPMW 变频器
【单选题】这尊塑像站了几百年了,他觉得这是一种苦役。
A.
Having stood there for centuries , the statue felt that it was not hard to stand there any longer.
B.
Having stood there for several hundred years, the statue felt that it was hard l abor .
C.
Having stood there for several hundred years, the statue had now come to detest it as a kind of forced drudgery.
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