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【单选题】
多次反射假回波的特点是（）
A.
假回波的方位与真回波的方位一致
B.
假回波在真回波的外侧
C.
假回波在真回波成数倍处，连续出现几个等间距、强度逐个变弱假回波信号
D.
A、B、C都是
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】C Psychology is the study of the mind and mental activities. For example, psychologists are interested in why some things make you sad, but others make you happy. They want to know why s...
A.
the mind
B.
the sports ability
C.
the feelings
D.
the whole brain