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【单选题】
下列食品杀菌技术,不是冷杀菌技术的是()。A.
脉冲电场杀菌技术
B.
超高压杀菌技术
C.
辐照技术
D.
微波杀菌技术
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举一反三
【简答题】行为主义学习理论认为，学习的实质就是刺激与()的联结
【单选题】听力原文：W: I was thinking of buying one of those portable computers, but they're pretty expensive. M: Why don't you buy a second-hand one? Q: What does the man suggest the woman do? (16)
A.
He suggests that she buy a portable computer.
B.
He advises her to buy an expensive one.
C.
He suggests that she buy an old one.
D.
He advises her to buy a new one.
【单选题】In Paragraph 3 the author says: 'By every one of those tests, I'd prove myself a moron. And I'd be a moron, too. ' The word 'moron' here probably means______.
A.
a stupid person
B.
a very mean person
C.
a person with high integrity
D.
a person with high intelligence
【简答题】FIR 网络结构的特点是 _______________ 反馈支路
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