Which one is NOT included in the Business Hotel？
A. It is targeted for the business guest
B. It features in taste,comfort and fashion
C. It provides high quality amenities
D. The room rate is usually cheap.
查看答案
What dose hospitality industryinclude？
A. lodging
B. restaurants
C. event planning
D. theme parks
The first economic hotelin Chinaappears in 1950s，and itis Green Tree Inn
A. 对
B. 错
某头颅MRI序列参数如下：TIR－T2WI,STIR,TI＝150ms,TR＝6000ms,ETL＝11,TE＝90ms,Matrix＝256×192,Nex＝2。请计算TA。
A. 3分钟29秒
B. 38分钟24秒
C. 51分钟12秒
D. 4分钟39秒
下面的陈述哪一个时错误的
A. 相关系数是度量两个变量之间线性关系强度的统计量
B. 相关系数是一个随机变量
C. 相关系数的绝对值不会大于1
D. 相关系数不会取负值
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