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【单选题】
下列关于自由声场的描述中, ( ) 是错误的。A.
在声波传播的空间中无反射面
B.
在声场中的任一点，只有直达声，无反射声
C.
混响室是模拟自由声场的实验室
D.
在自由声场中，受声点与点声源的距离增加一倍，声压级衰减 6dB
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知识点：
皮皮学刷刷变学霸
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【简答题】民事案件的一般地域管辖通常实行原告就被告原则，即由被告住所地人民法院管辖。（ ）
【单选题】听力原文： A friend of mine told me that when he was a young man, be went to work as a teacher in one of the states of India. One day, he received an invitation to dinner at the ruler's palace. Very please...
A.
He was once a friend of the ruler.
B.
He was a tax collector.
C.
He was a government official.
D.
He was once a school teacher in India.
【单选题】That young man you with neglecting your duty.
A.
charged
B.
changed
C.
ordered
D.
Told
【单选题】The young man told me a convincing story, but it seemed that he concealed his true motives.
A.
put up
B.
took up
C.
picked up
D.
covered up
【单选题】When the young man was shown the evidence, he _______ and told everything he had done to the police.
A.
broke up
B.
broke away
C.
broke off
D.
broke down
【简答题】A young man was getting ready for graduation. He always wanted a beautiful sports car, and he told his father this. On the morning of his graduation, his father called him into his study. His father t...
【简答题】职业教育是指给予学生或在职人员从事某种生产、工作所需要的知识、技能和（）的教育。
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